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    • 2. 发明申请
    • Washable Carpet Products With Coating Layers Formed From Vinyl Ester/Ethylene Copolymer Dispersions
    • 由乙烯基酯/乙烯共聚物分散体形成的涂层可洗地毯产品
    • US20130177733A1
    • 2013-07-11
    • US13811962
    • 2011-08-12
    • Harmin MüllerPaul WormaldPaolo Bavaj
    • Harmin MüllerPaul WormaldPaolo Bavaj
    • D06N3/04D06N3/00
    • D06N3/042D06N3/0006D06N3/0009D06N3/0011D06N3/004D06N7/0073D06N2203/042D06N2209/106Y10T428/23979Y10T428/23986
    • Disclosed are carpet products comprising at least one flexible substrate and at least one coating layer associated with the at least one flexible substrate. The coating layer is formed from an aqueous composition comprising: A) an emulsifier-stabilized vinyl acetate/ethylene (VAE) emulsion copolymer dispersion wherein the VAE copolymer therein comprises co-monomers which include at least vinyl acetate copolymerized with ethylene and optionally also with other additional functional and/or non-functional co-monomers; and B) at least one particulate filler material selected from particulate inorganic compounds and particulate plastic material. The vinyl acetate/ethylene copolymer in the copolymer dispersion has a particle size, dw, ranging from about 50 to about 500 nm as determined by Laser Aerosol Spectroscopy. Such carpet products maintain their integrity and appearance after multiple machine washing operations. Some of these carpet products which have backing coated with certain of the coating compositions used herein also exhibit desirable non-slip properties.
    • 公开了包含至少一个柔性基底和与至少一个柔性基底相关联的至少一个涂层的地毯产品。 涂层由水性组合物形成,该组合物包含:A)乳化剂稳定的乙酸乙烯酯/乙烯(VAE)乳液共聚物分散体,其中其中的VAE共聚物包含共聚单体,其至少包括与乙烯共聚的乙酸乙烯酯, 附加功能和/或非功能性共聚单体; 和B)至少一种选自颗粒无机化合物和颗粒状塑料材料的颗粒填料。 通过激光气溶胶光谱测定,共聚物分散体中的乙酸乙烯酯/乙烯共聚物的粒度dw为约50至约500nm。 这样的地毯产品在多次洗衣操作后保持其完整性和外观。 这些具有背衬涂覆有本文所用的某些涂料组合物的这些地毯产品中的一些也表现出所需的防滑性能。
    • 7. 发明授权
    • Method for the production of aqueous polymer dispersions containing very few residual monomers and use thereof
    • 制备含有非常少的残留单体的聚合物水分散体的方法及其用途
    • US07244812B2
    • 2007-07-17
    • US10527178
    • 2003-07-26
    • Harmin MüllerMartin JakobCarsten HeldmannThomas Wirth
    • Harmin MüllerMartin JakobCarsten HeldmannThomas Wirth
    • C08F6/00
    • C08F6/006
    • The invention relates to a method for reducing the amount of residual monomers in aqueous polymer dispersions means of chemical post-treatment. Post-treatment in the aqueous polymer dispersion is carried out by adding a redox system which contains a) 0.005-5 wt. % of an oxidation agent which contains an organic peroxide. and b) 0.005-5 wt. % of a reduction agent which contains sulfinic acids or salts thereof. Additionally the redox system can, optionally, contain catalytic amounts of a polyvalent metallic ion which can be treated in several valent stages. Post-treatment can be carried out at a temperature ranging from 20-100.degree. C. and at a PH-value ranging from 2-9. The invention also relates to the use of the inventive post-treated polymer dispersion for producing adhesives, coatings, powders, constructive chemical products or for refining textiles or paper.
    • 本发明涉及减少聚合物水分散体中化学后处理方法中残余单体量的方法。 在聚合物水分散体中的后处理是通过加入氧化还原体系进行的,所述氧化还原体系含有:a)0.005-5wt。 含有有机过氧化物的氧化剂的%。 和b)0.005-5wt。 %的还原剂含有亚磺酸或其盐。 此外,氧化还原体系可以任选地含有催化量的多价金属离子,其可以以数个阶段处理。 后处理可以在20-100度的温度范围内进行。 且PH值范围为2-9。 本发明还涉及本发明的后处理聚合物分散体用于生产粘合剂,涂料,粉末,建构性化学产品或用于精制纺织品或纸的用途。