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    • 1. 发明申请
    • LIQUID MIXTURES OF ETHYLENE POLYMERS, OBTENTION PROCESS THEREOF AND COATING OR BINDING PROCESS USING THEM
    • 乙烯聚合物的液体混合物,其使用过程及其涂覆或结合过程
    • WO1986006398A1
    • 1986-11-06
    • PCT/FR1986000146
    • 1986-04-29
    • SOCIETE CHIMIQUE DES CHARBONNAGES S.A.HERT, Marius
    • SOCIETE CHIMIQUE DES CHARBONNAGES S.A.
    • C09D03/733
    • C08J3/092C08J3/07C08J2323/08C09J123/08
    • The liquid mixtures according to the invention comprise at least one ethylene polymer (A) and at least one solvent (B), and are characterized in that: a) the ethylene polymer (A) comprises at least a terpolymer having a fluidity index comprised between 2 and 500 dg/min. and comprising: - from 83 to 95.7 moles % of units derived from ethylene, - from 4 to 15 moles % of units derived from at least one alkyl acrylate or methacrylate, the alkyl group having from 1 to 6 atoms of carbon, and - from 0.3 to 2 moles % of units derived from maleic anhydride, b) the solvent (B) is selected amongst aliphatic, cyclo aliphatic and aromatic hydrocarbons having from 5 to 12 atoms of carbon, dechlorinated solvents and esters. The process comprises in a first step the dissolution of polymer (A), by stirring, in the solvent (B) at a temperature T (expressed in Celsius degrees) such that: 35
    • 根据本发明的液体混合物包含至少一种乙烯聚合物(A)和至少一种溶剂(B),其特征在于:a)乙烯聚合物(A)至少包含三元共聚物,其流动性指数包括 2和500dg / min。 并且包含: - 83至95.7摩尔%的衍生自乙烯的单元, - 4至15摩尔%的衍生自至少一种丙烯酸烷基酯或甲基丙烯酸烷基酯的单元,所述烷基具有1至6个碳原子,和 - 0.3至2摩尔%的源自马来酸酐的单元,b)溶剂(B)选自具有5至12个碳原子,脱氯溶剂和酯的脂族,环脂族和芳族烃。 该方法包括在第一步骤中,通过在温度T(以摄氏度表示)的温度下在溶剂(B)中通过搅拌溶解聚合物(A),使得:35≤T0 = 的溶剂(B)。 通过浸渍或喷雾包含溶剂和任选地蒸发所述溶剂的液体混合物,涂覆到载体的涂层或两个基材的结合。