| 发明名称 |
Organopolysiloxane/polyurea/polyurethane block copolymers |
| 摘要 |
Organopolysiloxane/polyurea/polyurethane block copolymers of general formula (1) B-{[NR<SUP>4</SUP>-CR<SUB>2</SUB>-SiR<SUB>2</SUB>-(O-SiR<SUB>2</SUB>)<SUB>n</SUB>-CR<SUP>2</SUP><SUB>2</SUB>-NR<SUP>4</SUP>-CO-NH-Y-NH-CO]<SUB>a</SUB>-[Z-D-Z-CO-NH-Y-NH-CO]<SUB>b</SUB>-[NR<SUP>4</SUP>-CR<SUB>2</SUB><SUB>2</SUB>-SiR<SUB>2</SUB>-(O-SiR<SUB>2</SUB>)<SUB>n</SUB>-CR<SUP>2</SUP><SUB>2</SUB>-NR<SUP>4</SUP>-CO-NH-Y-NH-CO-NH-Y-NH-CO]<SUB>e</SUB>}<SUB>d</SUB>-B, are obtained by reacting aminomethyl terminal polydimethyl siloxanes with diisocyanates and optional chain extenders, have low softening temperatures and reduced color.
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| 申请公布号 |
US2006036055(A1) |
申请公布日期 |
2006.02.16 |
| 申请号 |
US20050235613 |
申请日期 |
2005.09.26 |
| 申请人 |
CONSORTIUM FUR ELEKTROCHEMISCHE INDUSTRIE GMBH |
发明人 |
SCHAFER OLIVER;CSELLICH FRANZ;DELICA SABINE;KNEISSL ANDREA |
| 分类号 |
C08G18/00;C08G18/08;C08G18/61 |
主分类号 |
C08G18/00 |
| 代理机构 |
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