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    • 1. 发明授权
    • Styrene-acrylic latex containing a hetero-unsaturated monomer and
paper-coating compositions produced therefrom
    • 含有异质不饱和单体的苯乙烯 - 丙烯酸胶乳和由其制备的纸涂层组合物
    • US4521494A
    • 1985-06-04
    • US543550
    • 1983-10-19
    • Inder Mani
    • Inder Mani
    • C09D133/06D21H19/58C08L33/02
    • D21H19/58C09D133/06Y10T428/31906
    • An emulsion polymerized latex copolymer used as a binder in paper-coating compositions with improved dry and wet binding strength comprising an ester of an ethylenically unsaturated carboxylic acid and a saturated alcohol and a hetero-unsaturated monomer selected from the group consisting of allyl acrylate, allyl methacrylate, crotyl acrylate or crotyl methacrylate. A paper-coating composition in the form of an aqueous dispersion comprising a pigment and said emulsion polymerized latex copolymer is further characterized in that said pigment is present in an amount from about 99 to about 77 weight percent based on total dry solids. A coated paper article in the form of a fibrous sheet coated on at least one surface with the paper-coating composition is also provided.
    • 一种乳液聚合胶乳共聚物,用作具有改进的干和湿结合强度的纸涂料组合物中的粘合剂,其包含烯键式不饱和羧酸和饱和醇和选自丙烯酸烯丙酯,烯丙基 甲基丙烯酸酯,丙烯酸丁酯或甲基丙烯酸巴豆基酯。 包含颜料和所述乳液聚合胶乳共聚物的水性分散体形式的纸涂层组合物的特征还在于所述颜料以基于总干固体的约99至约77重量%的量存在。 还提供了一种涂布在具有纸涂层组合物的至少一个表面上的纤维片形式的涂布纸制品。
    • 2. 发明授权
    • Cement additives comprising a polymer latex containing a
styrene-acrylate-acrylamide interpolymer and a butadiene rubber
    • 包含含有苯乙烯 - 丙烯酸酯 - 丙烯酰胺互聚物和丁二烯橡胶的聚合物胶乳的水泥添加剂
    • US4125504A
    • 1978-11-14
    • US864420
    • 1977-12-27
    • Inder ManiJames Peters
    • Inder ManiJames Peters
    • C04B28/02C08L9/10
    • C04B28/02
    • This invention is directed to cement additives comprising (1) a polymer latex containing up to about 60 parts by weight of latex polymer solids consisting essentially of (A) the polymerized product of (a) a monomer selected from the group consisting of styrene, vinyl toluene and tertiary butyl styrene, (b) an alkyl acrylate or alkyl methacrylate having from 8 to 12 carbon atoms in the alkyl group and (c) arcylamide or methacrylamide, and (B) a butadiene rubber, (2) a nonionic surfactant and (3) a polyorganosiloxane foam depressant; and to portland cement compositions containing these additives, such cement compositions being characterized by having excellent strength and adhesion to cementitious substrates.
    • 本发明涉及水泥添加剂,其包括(1)包含最多约60重量份的胶乳聚合物固体的聚合物胶乳,所述胶乳聚合物固体主要由(A)聚合产物(a)选自苯乙烯,乙烯基 甲苯和叔丁基苯乙烯,(b)烷基中具有8至12个碳原子的丙烯酸烷基酯或甲基丙烯酸烷基酯和(c)酰胺或甲基丙烯酰胺,和(B)丁二烯橡胶,(2)非离子表面活性剂和( 3)聚有机硅氧烷泡沫抑制剂; 以及含有这些添加剂的波特兰水泥组合物,这种水泥组合物的特征在于具有优异的强度和对水泥基质的粘附性。
    • 4. 发明授权
    • Method of making a coating and a permselective membrane, ionic polymer
therefor, and products thereof
    • 制备涂层的方法和选择性选择性膜,其离子聚合物及其产物
    • US4705636A
    • 1987-11-10
    • US756894
    • 1985-07-19
    • Hamish SmallInder Mani
    • Hamish SmallInder Mani
    • B01D67/00B01D69/12B01D71/82C08J5/22B01D13/00
    • B01D67/0088B01D69/12B01D71/82C08J5/2287C08J5/2293C08J2327/04C08J2333/12
    • This invention relates to an ionic polymer, method for making a coating and a composite membrane therefrom and also relates to products derived from the disclosed methods and polymer. A new lipid-like permselective membrane is disclosed comprising an ultra-thin selective coating deposited on a non-selective but permeable substrate, which may be anionic or cationic, in hollow fiber, tubular or planar form. The method of preparation of the membrane comprises treating the permeable substrate with a solution of the ionic polymer. The polymer is the product of an aromatic monomer, acrylate and vinyl chloride quaternized with a tertiary amine in which at least one of the alkyl groups of the amine contain at least two carbon atoms. The polymer can also be the product of an aromatic monomer and acrylate and the polymer being partially sulfonated. The treatment produces an extremely thin coating that is held tenaciously by electrostatic forces and the hydrophobicity of the polymer determines its permeability. The membrane has improved flux and selectivity.
    • 本发明涉及一种离子聚合物,其制备方法和一种复合膜,还涉及从所公开的方法和聚合物得到的产品。 公开了一种新的类脂状渗透选择性膜,其包括沉积在非选择性但可渗透的基底上的超薄选择性涂层,其可以是中空纤维,管状或平面形式的阴离子或阳离子。 膜的制备方法包括用离子聚合物的溶液处理可渗透底物。 聚合物是芳族单体,丙烯酸酯和氯化季铵与叔胺季铵化的产物,其中至少一个胺烷基含有至少两个碳原子。 聚合物也可以是芳族单体和丙烯酸酯的产物,聚合物被部分磺化。 该处理产生非常薄的涂层,其被静电力强力地保持,并且聚合物的疏水性决定了其渗透性。 膜具有改善的通量和选择性。