公开(公告)号：US3876596A

公开(公告)日：1975-04-08

申请号：US41529373

申请日：1973-11-13

Applicant: BASF AG

Inventor： GRUBERT HEINRICH ,  DRUSCHKE WOLFGANG ,  SLIWKA WOLFGANG

IPC: C08F2/00 ,  C08F2/22 ,  C08F2/24 ,  C08F18/04 ,  C08F20/12 ,  C09D131/04 ,  C09D133/04 ,  C09J133/04 ,  C08F3/62

CPC classification number: C08F18/04 ,  C08F2/24 ,  C08F20/12

Abstract: In the manufacture of aqueous dispersions of polymers of monoolefinically unsaturated carboxylic acid esters by emulsion copolymerization, polymerization is effected in the presence of a mixture of (a) non-ionic emulsifiers, (b) anionic emulsifiers, (c) a protective colloid based on an N-vinyl pyrrolidone polymer and (d) a hydroxyl-containing protective colloid.

公开(公告)号：US3687886A

公开(公告)日：1972-08-29

申请号：US3687886D

申请日：1970-09-08

Applicant: BASF AG

Inventor： DISTLER HARRY ,  WIDDER RUDI ,  STANGER BERND ,  MUELLER ALFRED ,  DRUSCHKE WOLFGANG

IPC: C08F28/00 ,  D06P1/22 ,  D06P1/44 ,  C08F15/40

CPC classification number: D06P1/44 ,  C08F28/00 ,  D06P1/221

Abstract: New homopolymers and copolymers and their solutions or dispersions having numerous applications are prepared by homopolymerization or copolymerization of olefinically unsaturated sulfitobetaines in bulk, suspension, solution or emulsion.

Abstract translation: 通过在本体，悬浮液，溶液或乳液中烯属不饱和的亚磺酸甜菜碱的均聚或共聚来制备具有众多应用的新的均聚物和共聚物及其溶液或分散体。