Advisory Expert of Waterproof Professional Committee of Building Materials and Construction Branch, Expert Member of China Construction Waterproof Material Industry Association, Editor of the Journal. Contact Address: 00039 Beijing Fuzhou Engineering Information Shanghai Pudong Airport Expansion Project Completed Construction Following the commissioning of the second runway and its supporting facilities, a number of projects including the second terminal, the third runway, and the Western cargo area were The construction of the Pudong Airport expansion project has been fully started. As a super large-scale transportation hub project, the subprojects of the Pudong Airport expansion project are complex in structure, affect each other's construction, and the overall construction is extremely difficult. During the expansion construction, Pudong Airport's normal operation must be ensured. Therefore, the construction is proposed. Very high demand. It is understood that the Pudong Airport expansion project has a total investment of 19.7 billion. The main projects include the 480,000m2 second terminal, the 3rd class 4F 3rd runway with a length of 3400m and a width of 60m, and the corresponding taxiways, contact roads, the western cargo area and the MRT. System, subway station, road system and other facilities. The entire project was completed at the end of 2007 and was officially launched before the 2008 Olympic Games.
200% Beijing Municipal Government Investment Project Determined This year, the Beijing Municipal Government’s investment in urban areas continues to shift to Nancheng City. Projects such as the Beijing New Youth Palace, Xuanwu Hospital Expansion Phase I Project, and the upstream treatment of the Ma Cao River in Fengtai District have been listed for the year 2006. Government investment projects. It is reported that this year the Beijing municipal government plans to invest 20 billion yuan, an increase of 14.3% over last year's plan. The investment will highlight the construction of Olympic-related facilities and key urgently needed infrastructure, the construction of public service systems, the transformation of economic growth patterns, and the improvement of urban community functions and suburbs. New rural construction and other key areas.
This year, the Beijing Municipal Government will ensure that the basic facilities such as the construction of Olympic venues and related roads have been started as planned, fully start the construction of renovations and expansions, temporary construction of venues, and do well around 52 Olympic venues such as Anli Road, Datun Road and Beichen East Road. Road construction has urged most of the roads to be completed and open to traffic. At the same time, the municipal government will also arrange investment of 5.4 billion yuan to speed up the construction of urban transportation, roads surrounding the Olympic venues, and municipal projects. This investment will increase by 11.8% compared with 2005; the city government plans to invest 6.5 billion yuan to speed up new cities and rural areas in the suburbs. The construction of infrastructure and public service facilities in the region has increased by 29.2% compared with 2005. advertising.
M400 emulsion: used for producing JS type polymer cement waterproof coating. This product is a two-component emulsion, with the characteristics of low poly ash, high elasticity, high water resistance, anti-aging, suitable for large areas such as roof, basement, swimming pool waterproof. Executive Standard: JC/T894-2001. AC50 type emulsion: used for the production of one-component acrylic waterproof coating. This product is characterized by high elasticity, high water resistance, anti-aging, and convenient construction. It is suitable for waterproofing of buildings under non-long-term flooding environments such as roofs and walls. Executive Standard: JC/T864-2000. Beijing Muhu Admixture Co., Ltd. Beijing Construction Engineering College Producer Address: Beijing Huairou Carrier Park No. 78 (101400) 20062 China Building Waterproofing Standards and Testing General Administration of Quality Supervision, Inspection and Quarantine, Administration of Industrial Products (Renewal of Permits) Announcement on Work Relevant Issues On December 31, 2005, the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China issued the No. 202 Announcement No. 202 on matters related to the renewal of the production license for industrial products, which reads as follows: The relevant provisions of the Regulations of the People's Republic of China on the Production of Industrial Product Licensing Regulations: Construction waterproofing membranes include petroleum asphalt tar mats, oil paper, petroleum asphalt glass fiber tar mats, petroleum asphalt glass cloth linoleum, aluminum foil surface linoleum, asphalt composite tires flexible waterproof Coil, plastic modified bitumen membrane, elastomer modified bitumen membrane, modified asphalt, polyethylene tire waterproof membrane, self-adhesive rubber bitumen membrane, self-adhesive polymer modified bituminous polyester tire waterproof Coil, polymer waterproof material, sheet, reclaimed rubber linoleum, ternary butadiene rubber waterproofing membrane, chlorinated polyethylene The production of industrial products such as ene-rubber blended waterproofing membranes, polyvinyl chloride waterproofing membranes, and linoleum tiles) has been completed. To this end, the related matters are announced as follows: 1. Starting from the date of the announcement, enterprises that have not obtained the production license for the above-mentioned products shall not produce the product; sales units may not sell products without production licenses, and offenders shall comply with relevant laws. The provisions of laws and regulations shall be investigated and dealt with; the old certificates of the above products based on the extension of the relevant documents shall be nullified.
2. Enterprises that have newly put into production or newly produce the above products shall promptly apply to the provincial, autonomous region or municipality directly under the Central Government where the enterprise is located to apply for a production license.
□ Standard information on the use of root-resistant puncture and waterproof material for planting roofing. The standard work conference held in Beijing was the first working meeting of the industry standard for root-resistant puncture and waterproof material for planting roofs. At the meeting, the standard responsible for the drafting unit - Sinochem Suzhou Waterproof Materials Research and Design Institute, Building Materials Industry Technology Supervision Research Center, Beijing Institute of Building Materials, China Building Waterproof Material Industry Association introduced the drafting of standards; planting roof waterproofing project The technical specification “Industry Standards Authorities introduced the requirements of the regulations under preparation for waterproofing and puncture resistant materials and the design of planting roofs; Beijing Urban Construction Promotion Association introduced the planning and management of planting roofs by the Beijing Municipal Construction Committee and related to Beijing Municipality. Local standards; representatives of the Beijing Institute of Garden Research introduced the work of planting roofs in Beijing and the investigations in the country; the attendees of the German Weida, French Soproma, German Gold Corporation, Zhejiang Yongkang Junning, Representatives of Panjin Yuwang Company, Shenyang Languang Company, Beijing Chengrong Company, and Beijing Huadun Snowflake Company introduced the research and application of their respective anti-root puncture products; representatives of the European FLL Association introduced the FLL against root puncture waterproofing. Material certification test conditions.
At the meeting, the standard drafting group provided draft standards to the meeting for discussion. After discussion at the meeting, it was first clarified that the name of the standard should be unified with the name of the related regulations drafted at the same time, ie, the name of the rooted puncture-resistant waterproof material used in the current planting roof. It was agreed that, as a root penetration waterproof material, To meet the requirements of waterproof materials, it should also have resistance to root puncture, mold resistance, acid resistance to plants, and water resistance. Currently, waterproof materials with root puncture resistance include modified asphalt, rubber, plastics, metal coils, and high-molecular waterproof coatings. And other types, specific to the product are mainly polymer modified asphalt, EPDM, PVC, PE, ECB, EVA, TPO and other waterproof materials such as polyurea, epoxy polyurethane.
The main problem in standard setting is the long period of puncture resistance test. At present, the standard is equivalent to the European standard prE6 13948 test method, that is FLL test method. The test period is 2 years in the greenhouse and 4 years in the natural environment. We initially agreed to establish a puncture-proof laboratory at the Beijing Institute of Garden Science. The requirements of the current European standards can basically be met. It is mainly based on the situation in China that the selection of suitable plants and planting soils, especially the choice of plants, is very important. The next step of the standard drafting team is to cooperate with the Beijing Institute of Forestry to carry out relevant work and improve the construction of related laboratories. The standard drafting team will conduct the verification tests on other performance requirements of the standard first, and the root puncture will adopt the method of European standards directly, and strive to complete the preparation of standards by the end of 2006. Zhu Zhiyuan's Contribution to the Limitation of Harmful Substances in Building Waterproof Coatings. On December 24, 2006, the second work meeting of the drafting group on industrial hazardous materials in construction waterproof coatings was held in Beijing. Drafters of Standards: Sinochem Suzhou Waterproof Materials Research and Design Institute, Building Materials Industry Technology Supervision Research Center, Beijing Institute of Building Materials, National Building Materials Quality Inspection Center, Shanghai Academy of Building Sciences, Shenzhen Institute of Building Science The representative exchanged the verification test work in the previous stage. In the draft of the second draft of the standard, the technical requirements are divided into two kinds of water-based and solvent-based products. The water-based products include TVOC, free formaldehyde, benzene, toluene, xylene, ammonia, and heavy metals. The solvent-based products include TVOC and benzene. , toluene, xylene, TDI, phenol, hydrazine, naphthalene, heavy metal content. According to the previous stage of the test, the basic determination 23 / using Karl Fischer, formaldehyde used; 0 acetylacetone spectrophotometry, volatility of harmful substances using gas chromatography, headspace injection, using capillary columns. Heavy metals were extracted by powder atomic absorption spectrometry. The meeting arranged for the next phase of work. The five testing agencies will conduct uniform sampling for laboratory data comparison.
(Zhu Zhiyuan) â–¡ Industry News National Development and Reform Commission Released the 2005 Catalogue for Guidance of Industrial Structure Adjustment in order to promote the optimization and upgrading of industrial structure, prevent blind investment and low level expansion, the National Development and Reform Commission's Interim Provisions for the Adjustment of Industrial Structure, and the New Industrial Structure Adjustment Guiding Catalog Published in December 2005, it clearly defined the direction and focus of industrial restructuring including the waterproof industry.
At present, China's industry is divided into four categories: allowable, encouraged, restricted, and eliminated. There are 1,128 categories of catalogs for encouragement, restriction, and elimination, including 539 encouraged items, 190 restricted items, and 399 eliminated items; they are not encouraged or restricted. And out of class, and in line with the relevant laws and regulations of the state to allow the category, not included in this directory. For restricted and eliminated industries, the country will introduce different measures to exert pressure on them.
For newly-built projects that are encouraged, approvals, approvals, or filings shall be carried out in accordance with national regulations. Each financial institution shall provide credit support in accordance with the principle of credit, and shall provide support for relevant preferential tax policies. For example: new energy-saving and environmental protection wall materials, thermal insulation materials, waterproof materials and building sealing materials, architectural coatings development and production.
For newly built projects that are restricted, the state will prohibit investment, and the investment management department will not approve, approve, or record. The financial institutions may not grant loans, land management, urban planning and construction, environmental protection, quality inspection, fire control, customs, industrial and commercial Other departments may not handle the relevant formalities; for existing production capabilities that are restricted, enterprises are allowed to take measures within a certain period of time to upgrade and upgrade, and financial institutions continue to provide support in accordance with the principle of credit. For example: bitumen paper linoleum production line, modified bitumen waterproofing membrane production line of 5 million m2/a or less, bitumen composite tire flexible waterproofing membrane production line, polyethylene film thickness of more than 0.5mm polyethylene polypropylene composite waterproofing membrane production line, etc. .
For newly-built projects that are phased out, the state will ban the investment. Each financial institution shall stop all forms of credit support and take measures to recover the loans it has issued. The state price authority may increase the price of electricity during the phase-out period; The production technology, equipment and products that are phased out must not be imported, transferred, produced, sold, used, and adopted. For enterprises that do not phase out production technology, equipment, and products, the government and relevant departments must order them to suspend production or close down. For example, 1) backward production process equipment: 2 million m2/ of modified bitumen waterproof coil production line will be eliminated before the end of 2006); 2) backward products: polyethylene-vinylidene chloride copolymer emulsion exterior wall coating, tar-type polyurethane waterproof Coating, water-based polyvinyl chloride tar waterproof coating, polyvinyl alcohol and its acetal interior and exterior wall coatings, polyvinyl acetate emulsion containing EVA emulsion) exterior wall coating, polyvinyl chloride building waterproof joint material tar type), using secondary Polyethylene-polypropylene-based composite waterproofing membrane produced by heating and compounding process, cotton-polyester fiberglass mesh high alkali composite tire, polyvinyl chloride waterproofing membrane E-type), etc.
It is reported that the National Development and Reform Commission will adjust the Guidance Catalogue in accordance with the development of the industry at an appropriate time. Initial considerations are adjusted once a year.
Construction waterproofing membranes have been spot-checked by more than 10% of countries. The General Administration of Quality Supervision, Inspection and Quarantine (AQSIQ) announced on January 1st the results of the national supervision and inspection of construction waterproofing membranes. According to the result of the spot check, in the sampling inspection of building waterproofing membranes, the quality of products exceeding 13F was unqualified.
The AQSIQ has spot-checked 29 products produced by 29 companies in 8 provinces and municipalities including Beijing, Tianjin, Liaoning, Henan, Hebei, Shandong, Jiangsu and Zhejiang, and has passed 25 kinds of qualified products. The sampling pass rate of products is 86.2F. Among them, 17 elastomer-modified bitumen membranes were spot checked, and the product qualification rate was 82.4%; 12 polymer waterproof membranes were sampled, and the sampling qualification rate of the product was 91.7 F. The spot check results showed that the products of large and medium-sized enterprises were qualified. The rate remained at a relatively high level, reaching 90.9%; the product qualification rate of small enterprises was only the major quality problems found in this spot check: 60H fracture tensile strength, heat expansion and contraction volume failed the project; the soluble content was not up to To the standard requirements; low-temperature compliance project failed; the maximum tensile elongation project failed. The above quality problems will cause the product's waterproof performance to be greatly reduced or even lost in different situations.
For the results of this random inspection, the AQSIQ will instruct the local quality and technical supervision departments to strictly follow the requirements of relevant laws and regulations such as the product quality law and conduct investigations on enterprises that have failed product quality inspections in accordance with the law in accordance with the law, and urge enterprises to rectify within a limited time and promote The overall quality level of the waterproofing coil industry has been improved.
To meet the research of hot asphalt construction. After the study is completed, it will be possible to conduct many different studies to better assess potential hazards.
The U.S. bitumen industry has been urging NTP and IARC to wait until the completion of the study before carrying out their originally planned assessment of the carcinogenicity of bitumen smoke. In any case, the final answer to this question will be found in ongoing research. The efforts of the NRCA and its peers will be convincingly based on facts and contribute to the roofing industry.
â–¡ Patented Method for Producing Light Weight Waterproof Thermal Insulation Composite Panel Patent Publication No. 1586849) The present invention discloses a method for producing a lightweight waterproof thermal insulation composite panel.
The invention aims to solve the problems in the prior art that the panel and the foam bottom layer of the composite panel are not firm, the overall strength of the product is low, the water absorption is easy, the cracking between the composite panels is easy to crack, and the construction operation is cumbersome. The technical solutions adopted to solve the problems in the prior art are as follows: 1) The panel is divided into three layers, each layer is filled with a different material into the mold box, vibration leveling is applied, and a layer of cement is coated on all surfaces of the foam bottom board. The mortar layer is tightly bonded to the panel through the bonding layer; 2) The formed composite plate is then removed from the mold box, dried or dried to allow quality inspection and storage.
The composite board produced by the invention has the characteristics of strong bonding of the panel and the foam board, no water seepage, good heat insulation and heat insulation effect, high strength of the composite board and no deformation, and simple operation of filling between the boards during construction.
Water-Repellent Adhesives and Methods of Making and Use Thereof Patent Publication No. 1590493) Disclosed herein is a water dispersion adhesive based on a polymer dispersion. It comprises at least one emulsion polymer with a small amount of crosslinkable *-hydroxymethyl groups, at least one protective colloid, at least one crosslinker containing *-methylol groups. Wherein at least one of the cross-linking agents is etherified with an alkanol and is selected from the group consisting of methylolated cycloethylene urea, methylolated cyclopropylene urea, and methylolated bicyclic b Dialdehyde diurea, hydroxymethylated bicyclic malonaldehyde diurea, or combinations thereof. The aqueous dispersion binders are particularly useful for bonding porous and semi-porous substrates.
Multifunctional Insulation Waterproof Paint and Production Process Patent Publication No. 1600823) The present invention relates to a thermal insulation waterproof coating and a production process for a building, in particular to a multifunctional heat insulation waterproof paint and a production process.
Its components include hot water, polyvinyl alcohol, water glass (foam alkali), hydrochloric acid, formaldehyde, acrylic emulsion, defoamer (tributyl phosphate), dispersant (trisodium phosphate), thickener (polyacrylamide ), caustic soda water, and organic pigments.
Its production process mainly includes dissolving polyvinyl alcohol in hot water; 2) then adding water glass (foaming alkali), hydrochloric acid and formaldehyde, and reacting at low temperature as the base material, adding the organic pigment and antifoaming agent to the base material ( Tributyl phosphate), dispersant (trisodium phosphate), mixed by high-speed stirring; 3) then adding a thickening agent (polyacrylamide) to evenly blend, adding caustic soda to the blending material to make the blending material alkaline; 5) The alkaline blend is filtered through 60 to 80 mesh fine meshes to obtain the multifunctional thermal insulation waterproof paint of the present invention.
High-strength waterproof insulation heat-insulating roof decorative plate Patent Publication No. 2713046) The present invention discloses a high-strength waterproof heat insulation roof decorative plate. It includes a waterproof layer and a thermal insulation layer. The thermal insulation layer consists of a polystyrene foam.
The top surface of the heat insulation layer is formed by a plurality of arcuate arches intersecting longitudinally and transversely. A plurality of through holes are provided on the heat insulation layer, and the waterproof layer is made of reinforced concrete with a water repellent agent, and is integrally cast on the top surface of the heat insulation layer.
The invention has the advantages of simple and reasonable structure, easy processing and manufacturing, convenient installation, high strength, and good effect of waterproof, heat insulation and heat insulation. It is suitable for waterproofing and thermal insulation materials for building roofs, and can replace waterproof roof insulation materials of existing buildings.
An elastic waterproof membrane patent publication No. 1613953) The present invention discloses an elastic waterproof membrane. It is composed of tar, neoprene, butadiene rubber, resin powder, calcium stearate, xylene, dibutyl phthalate, talcum powder, and quartz powder. The interlayer is sack cloth.
The material required by the invention is easy to obtain, the process flow is simple, the product has strong vertical and horizontal tensile resistance, the upper and lower surfaces of the product are smooth and flat, the thickness is uniform, the flexibility is good, the light resistance is strong, the anti-aging ability is strong, the service life is long, and the cost is low. .
Waterproof membrane surrounding floating construction method Patent Publication No. 1702264) This method is applied to the following parts while referring to the construction method of the corresponding waterproof material that has been promulgated in the country, and the following parts are treated as follows: 1) The leveling layer is not calendered and can be used wood. The trowel is flat. 2) The waterproof layer on the leveling layer is not bonded to the substrate except for the overlapped area. 3) The roof with the parapet wall, the waterproof layer on the daughter's wall is nailed firmly with a cement nail under the flashing brick, and is not sealed. The waterproof membrane for the top of the parapet is nailed with cement and pressed down to 10mm.4) under the flushing tile. The waterproof membrane along the perimeter of the roof is not bonded to the screed. The 100mm width is placed below the membrane. Waterproof felt. Waterproof membranes are nailed with cement nails (or expansion bolts) or they are pressed with heavy objects.
Waterproof membrane floating construction method improvement Patent Publication No. 1702265) The present invention improves the waterproof membrane floating construction method. The waterproofing membrane is floated on the screeding layer, and a wide waterproof felt is placed on the lap of the same layer of the coiled material, and then the cement mortar with a thickness of 20 mm or more is applied. The facade is constructed by the existing coiling method.
Fiber Reinforced Polymer Cement Waterproof Coating Patent Publication No. 1718652) This invention discloses a fiber reinforced polymer cement waterproof coating. It is a mixture of liquid, powder and water. It is characterized by that the liquid material is composed of acrylic emulsion, toughening agent and defoamer; the powder is composed of one of Portland cement and white cement, quartz powder, heavy calcium, cement pumping agent and polypropylene short fiber.
During construction, liquid materials, powders, and water are weighed according to a certain ratio, and then put together in a stirrer, and they can be uniformly mixed to paint. The advantage is that a certain amount of polypropylene short fibers are blended in the powder. During construction, if the liquid material and the powder material are mixed evenly, the polypropylene fibers are randomly dispersed in the coating, which can increase the tensile strength of the waterproof coating material, eliminating the need for adding Fiberglass Cloth or non-woven fabrics. The coating is denser and has better waterproof performance. 2006.2 Waterproofing method for waterproofing and dampening of earthen sites in Chinese buildings. Patent Publication No. 1718936) The present invention discloses a method for reinforcing earthen sites with methyl silicate solution. The methyl silicate used has the following structure: mCH3S.5 "M20, where M can be an alkali metal such as sodium, potassium, etc.; !:"=3:1)~1:3). The methyl silicate is formulated into a 1% to 20% solids aqueous solution, and then penetrated into the soil layer through the infiltration method to reinforce the earthen site, or to mix it with a certain proportion of the cultural relics to repair the earthen site. The advantages of the present invention are that the reinforced strength is high and the water-resistant soaking does not affect the appearance and color of the earthen site.
□Thesis title 853 Study on the performance of cement-based penetrating crystalline waterproof material /Yue Youyi"Chemical building materials,6o.11,2005 854 Preparation of epoxy resin grouting materials modified by sterol ester resin/Chen Yanchun//Chemical building materials, 6o. 11,2005 855 study of reflective thermal insulation waterproof coating / Guo Shengbo, etc. / / / new building materials, 6.10, 2005 856 EPDM waterproof system and its application in light steel roof / Hu Wei / / new building materials, 857 Sulfur building sealant and its application / Wang Shaoliang//New building materials, 6o.10, 2005858 Repair of cracks in the concrete structure of the underground tube gallery at Chengzhan Road, Hangzhou, China / Zheng Zheng//New Building Materials, 6o.10, 2005 859 Fluorine Carbon Emulsion modified bentonite emulsified bituminous waterproof coating / Gaochun, etc.// new construction materials, 6o. 860 elastic polymer cement waterproof coating in Hanjiazhuang control gate repair project / Li Shujun, etc. / / Hebei Water Resources, 6o.11, 2005 Development of 861 High-elasticity Modified Asphalt Waterproof Coating / Yan Huiling//China Science and Technology Information, 6o.24, 2005 862 Water Leakage Prevention Technology from the Cause of Underground Engineering Leakage/ Wu Qingsong et al.// China Science and Technology Letter 863 Construction of the project And Quality Control / Huang Zongmin / / China Science and Technology Information, No.24, 2005 864 Discussion on construction of PSC Ansai waterproof mortar / Tian Erzhong / / Shanxi Construction, 6o.24, 2005 □ Book News welcome mail order following books and magazines: China Building Waterproof Materials " 3rd and 4th RMB in 1984/Ben Yuan 9. China Building Waterproofing Materials, 1994, 3; 1995, Periods 1, 2, 4: 4 RMB/China Construction Waterproof, 2, 3, 4, 5, 1996 , 6 issues: A total of 22.5 yuan in China Construction Waterproofing, 1997 bound edition: 35 yuan in China Building Waterproofing Materials, 1992, No. 2, 3, and 4, 1992: a total of 9 yuan in China Building Waterproofing Materials, 1993, No. 1, 2, and 3 Period: Total 9 RMB Waterproof for Buildings in China, 1998: Boundaries of 65 RMB Water for Buildings in China, Issue 4, 5, and 6 in 2000: RMB 10/Waterproof Project Compilation Edition by the Society, 55 RMB Waterproof for Buildings in China, 2001 Year 1,4,5: 10 yuan / waterproof seal material manual "Building Materials Publishing House 37. Petroleum asphalt production and application" China Petrochemical Press, 2001 version, 1.22 million words): 208 yuan underground engineering waterproof technical specifications "; Road Bridge Modified Bitumen Waterproof Coil Latest Line Standard: 12 yuan/Bridge Road Waterproof Coating Latest Line Standard): 12 /Bridge glue sealant for the latest line of the bridge): 14 yuan / copy of the Chinese building waterproof business directory ": 80 yuan / the Chinese building waterproof" 006 annual price: 78 yuan national construction waterproof plugging project quota manual 》: Note: The above prices all include postage If you need a registered mail, please pay postage: RMB/period, a total of 36 yuan monthly postal charge in 2005. Please send money from the post office or bank and indicate the name of the book you wish to purchase. Detailed address and zip code for mail orderers, remittance to: China Construction Waterproofing Magazine, No. 284 Guangji Road, Suzhou, Jiangsu Province, China, zip code: 215008. Bank account number: Suzhou Industrial and Commercial Bank Guan Qian Office 1102020109000125744, account name: China Construction Waterproof Magazine agency. It takes about 10 days to receive remittances from our agency to mail orderers.
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