发明公开
EP3171737A1 WÄSSERIGE, POLYVINYLALKOHOL-STABILISIERTE VINYLACETAT-ETHYLEN-COPOLYMER-DISPERSION MIT HOHER FÜLLSTOFF-VERTRÄGLICHKEIT FÜR TEPPICHBESCHICHTUNGS-ZUSAMMENSETZUNGEN
审中-公开
水性聚乙烯醇稳定的乙烯基高填充剂兼容性地毯涂料组合物酯 - 乙烯共聚物分散
- 专利标题: WÄSSERIGE, POLYVINYLALKOHOL-STABILISIERTE VINYLACETAT-ETHYLEN-COPOLYMER-DISPERSION MIT HOHER FÜLLSTOFF-VERTRÄGLICHKEIT FÜR TEPPICHBESCHICHTUNGS-ZUSAMMENSETZUNGEN
- 专利标题(英): Aqueous, polyvinyl alcohol stabilized vinyl acetate-ethylene-copolymer dispersion having high filler compatibility for carpet coating compositions
- 专利标题(中): 水性聚乙烯醇稳定的乙烯基高填充剂兼容性地毯涂料组合物酯 - 乙烯共聚物分散
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申请号: EP15735899.5申请日: 2015-07-01
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公开(公告)号: EP3171737A1公开(公告)日: 2017-05-31
- 发明人: KÜNSTLE, Holger , MELCHIN, Timo , TANGELDER, Robert
- 申请人: Wacker Chemie AG
- 申请人地址: Hanns-Seidel-Platz 4 81737 München DE
- 专利权人: Wacker Chemie AG
- 当前专利权人: Wacker Chemie AG
- 当前专利权人地址: Hanns-Seidel-Platz 4 81737 München DE
- 代理机构: Schuderer, Michael
- 优先权: DE102014214472 20140724
- 国际公布: WO2016012209 20160128
- 主分类号: A47G27/02
- IPC分类号: A47G27/02 ; C09D131/04 ; C08L31/04
摘要:
The invention relates to an aqueous vinyl acetate-ethylene-copolymer dispersion for carpet coating compositions, which is obtained by means of radical-initiated emulsion polymerization, in an aqueous medium, of vinyl acetate and ethylene and optionally additional ethylenically unsaturated comonomers, characterized in that, for stabilization of the dispersion, 5 to 10 wt %, based on the total weight of the comonomers, of one or a plurality of partially saponified and low-molecular polyvinyl alcohols having a hydrolysis degree of 80 to 95 mol % and a Höppler viscosity, in 4% aqueous solution, of 1 to 5 mPas (method according to Höppler at 20°C, DIN 53015) are contained.
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