Polymer composition
    4.
    发明授权
    Polymer composition 失效
    聚合物组合物

    公开(公告)号:US3697466A

    公开(公告)日:1972-10-10

    申请号:US3697466D

    申请日:1967-06-23

    CPC classification number: C08F263/02 C08F212/04 C08F218/04 C08F212/08

    Abstract: A LATEX POLYMER OF (A) AT LEAST ONE VINYL ESTER OF A SATURATED ALIPHATIC MONOCARBOXYLIX ACID, (B) AT LEAST ONE POLYMERIZABLE MONOVINYL AROMATIC MONOMER AND (C) AT LEAST ONE ALPH, BETA-ETHYLENICALLY UNSATURAED ACID IN PROPORTIONS SUCH THAT MONOMES (A), (B) AND (C) COMPRISE AT LEAST 60 PERCENT BY WEIGHT OF THE POLYMER, 90 TO 99.5% BY WEIGHT OF MONOMERS (A), (B) AND (C) ARE MONOMERS (A) AND (B) IN A WEIGHT RATIO OF (A) TO (B) IN THE RANGE OF 4:6 TO 9:1 AND CORRESPONDINGLY 0.5 TO 10% BY WEIGHT IS MONOMER (C), PREFERABLY FORMED BY POLYMERZING ALL OF MONOMER (A) IN A FIRST STEP AND ALL OF MONOMER (B) IN A SECOND STEP, COMPOSITIONS CONTAINING SAID POLYMER AND POLYVALENT METAL SALT, ALKALI-INSOLUBLE, ALKALI-DISPERSIBLE POLYMER, SUITABLE FOR CLEAR WOOD COATINGS AND/OR FLOOR POLISHES.

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