发明名称 |
High-molecular-weight cross-linked polyvinyl butyrals, their use, and process for their preparation |
摘要 |
The present invention relates to high-molecular-weight crosslinked polyvinyl butyrals obtainable by crosslinking a polyvinyl butyral with benzofuranone and/or with at least one derivative of the same, as crosslinking reagent, to their use, and to a process for their preparation.
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申请公布号 |
US6984690(B2) |
申请公布日期 |
2006.01.10 |
申请号 |
US20030670757 |
申请日期 |
2003.09.26 |
申请人 |
CIBA SPECIALTY CHEMICALS CORP. |
发明人 |
PAPENFUHS BERND |
分类号 |
C08K5/00;C08L29/04;C08F8/00;C08F8/28;C08K5/1535;C08L29/14 |
主分类号 |
C08K5/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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