公开(公告)号：NO990567D0

公开(公告)日：1999-02-08

申请号：NO990567

申请日：1999-02-08

Applicant: BASF AG

Inventor： SCHULER BERNHARD ,  AUCHTER GERHARD ,  TUERK JOHNNES ,  NOORDIJK RIK ,  DOBBELAAR JOHANNES ,  BOCNER REINHARD ,  HUEMMER WOLFGANG

IPC: C08F212/00 ,  C08L33/06 ,  C08F220/00 ,  C08F220/12 ,  C08F220/18 ,  C09J7/02 ,  C09J7/04 ,  C09J133/06 ,  G09F3/10 ,  C08F

Abstract: A polymer which is composed offrom 50 to 99.98% by weight of a C1-C12 alkyl (meth)acrylate a),from 0.02 to 1.8% by weight of a vinyl-aromatic compound b),from 0 to 10% by weight of an ethylenically unsaturated acid or an ethylenically unsaturated acid anhydride c), andfrom 0 to 40% by weight of other monomers d), the percentages by weight being based on the polymer.

公开(公告)号：CA2262382A1

公开(公告)日：1998-02-19

申请号：CA2262382

申请日：1997-07-29

Applicant: BASF AG

Inventor： AUCHTER GERHARD ,  HUEMMER WOLFGANG ,  SCHULER BERNHARD ,  B CHER REINHARD ,  TUERK JOHANNES ,  NOORDIJK RIK ,  DOBBELAAR JOHANNES

IPC: C08L33/06 ,  C08F212/00 ,  C08F220/00 ,  C08F220/12 ,  C08F220/18 ,  C09J7/02 ,  C09J7/04 ,  C09J133/06 ,  G09F3/10

Abstract: Polymerizate, made of a) 50-99.98 wt.% of a C1-C12 alkyl(meth)acrylate, b) 0,02-1.8 wt.% of a vinyl aromatic compound, c) 0-10 wt.% of an ethylenically unsaturated acid or an ethylenically unsaturated acid anhydrided and d) 0-40 wt.% of other monomers, wherein the percentages by weight are related to the polymerizate.

公开(公告)号：ES2175445T3

公开(公告)日：2002-11-16

申请号：ES97935549

申请日：1997-07-29

Applicant: BASF AG

Inventor： SCHULER BERNHARD ,  AUCHTER GERHARD ,  TIRK JOHANNES ,  NOORDIJK RIK ,  DOBBELAAR JOHANNES ,  BICHER REINHARD

IPC: C08F212/00 ,  C08F220/00 ,  C08F220/12 ,  C08L33/06 ,  C08F220/18 ,  C09J7/02 ,  C09J7/04 ,  C09J133/06 ,  G09F3/10

Abstract: A polymer which is composed offrom 50 to 99.98% by weight of a C1-C12 alkyl (meth)acrylate a),from 0.02 to 1.8% by weight of a vinyl-aromatic compound b),from 0 to 10% by weight of an ethylenically unsaturated acid or an ethylenically unsaturated acid anhydride c), andfrom 0 to 40% by weight of other monomers d), the percentages by weight being based on the polymer.

公开(公告)号：DE59703735D1

公开(公告)日：2001-07-12

申请号：DE59703735

申请日：1997-07-29

Applicant: BASF AG

Inventor： SCHULER BERNHARD ,  AUCHTER GERHARD ,  TUERK JOHANNES ,  NOORDIJK RIK ,  DOBBELAAR JOHANNES ,  BAECHER REINHARD ,  HUEMMER WOLFGANG

IPC: C08F220/12 ,  C09J7/04 ,  C09J133/06

Abstract: A polymer which containsfrom 50 to 99.98% by weight of a C1-C12 alkyl (meth)acrylate a),from 0.02 to 10% by weight of a vinylaromatic compound b),from 0 to 10% by weight of an ethylenically unsaturated acid or of an ethylenically unsaturated acid anhydride c), andfrom 0 to 40% by weight of further monomers d), the percentages by weight being based on the polymer and the polymer being obtainable by polymerizing the monomers a) to d) in at least two stages which differ in their content of vinylaromatic compounds in such a way that the content of vinylaromatic compounds in the vinylaromatics-rich stage is at least 5 times as great as in the low-vinylaromatics stage.

公开(公告)号：AU716940B2

公开(公告)日：2000-03-09

申请号：AU3941697

申请日：1997-07-29

Applicant: BASF AG

Inventor： SCHULER BERNHARD ,  AUCHTER GERHARD ,  TURK JOHANNES ,  NOORDIJK RIK ,  DOBBELAAR JOHANNES ,  BACHER REINHARD ,  HUMMER WOLFGANG

IPC: C08F220/12 ,  C09J7/04 ,  C09J133/06

Abstract: A polymer which containsfrom 50 to 99.98% by weight of a C1-C12 alkyl (meth)acrylate a),from 0.02 to 10% by weight of a vinylaromatic compound b),from 0 to 10% by weight of an ethylenically unsaturated acid or of an ethylenically unsaturated acid anhydride c), andfrom 0 to 40% by weight of further monomers d), the percentages by weight being based on the polymer and the polymer being obtainable by polymerizing the monomers a) to d) in at least two stages which differ in their content of vinylaromatic compounds in such a way that the content of vinylaromatic compounds in the vinylaromatics-rich stage is at least 5 times as great as in the low-vinylaromatics stage.

公开(公告)号：AU716834B2

公开(公告)日：2000-03-09

申请号：AU3849997

申请日：1997-07-29

Applicant: BASF AG

Inventor： SCHULER BERNHARD ,  AUCHTER GERHARD ,  TURK JOHANNES ,  NOORDIJK RIK ,  DOBBELAAR JOHANNES ,  BACHER REINHARD ,  HUMMER WOLFGANG

IPC: C08L33/06 ,  C08F212/00 ,  C08F220/00 ,  C08F220/12 ,  C08F220/18 ,  C09J7/02 ,  C09J7/04 ,  C09J133/06 ,  G09F3/10

Abstract: A polymer which is composed offrom 50 to 99.98% by weight of a C1-C12 alkyl (meth)acrylate a),from 0.02 to 1.8% by weight of a vinyl-aromatic compound b),from 0 to 10% by weight of an ethylenically unsaturated acid or an ethylenically unsaturated acid anhydride c), andfrom 0 to 40% by weight of other monomers d), the percentages by weight being based on the polymer.

公开(公告)号：DE19632202A1

公开(公告)日：1998-02-12

申请号：DE19632202

申请日：1996-08-09

Applicant: BASF AG

Inventor： SCHULER BERNHARD DR ,  AUCHTER GERHARD DR ,  TUERK JOHANNES ,  NOORDIJK RIK ,  DOBELAAR JOHANNES DR ,  BAECHER REINHARD DR ,  HUEMMER WOLFGANG DR

IPC: C08F220/12 ,  C09J7/04 ,  C09J133/06 ,  C08F220/18 ,  C09J133/08 ,  C09J133/10 ,  C09J125/04 ,  G09F3/04

Abstract: Polymerizate comprised of a total of a) 50 - 99.98 wt.% of a C1-C12 alkyl(meth)acrylate, b) 0.02 - 10 wt.% of a vinyl aromatic compound, c) 0 - 10 wt.% of an ethylenically unsaturated acid or an ethylenically unsaturated acid anhydride and d) 0 - 40 wt.% of further monomers, wherein the percentage by weight is related to the polymerizate and the polymerizate is obtained by the polymerization of the monomers a) to d) in at least two steps, in which their vinyl aromatic content differs in such a way that the vinyl aromatic content in the step which is rich in vinyl aromatics is at least five times higher than the step which is poor in vinyl aromatics.