发明名称 |
Polyurethane pressure-sensitive adhesives |
摘要 |
Method for forming a polyurethane based adhesive composition in which a reaction mixture of at least one NCO-terminated prepolymer and a polyhydroxy compound is heated at a temperature and for a length of time sufficient to provide a gel content of from about 30 to 42% by weight and a molecular weight of extractables of at least about 45,000. Polyurethane based adhesives prepared by the method and medical devices employing the same are also disclosed.
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申请公布号 |
US5952422(A) |
申请公布日期 |
1999.09.14 |
申请号 |
US19960768735 |
申请日期 |
1996.12.18 |
申请人 |
BRISTOL-MYERS SQUIBB COMPANY |
发明人 |
CHANG, TAK-LUNG;KUO, SHENG-HUNG;SHAH, KISHORE;KYDONIEUS, AGIS |
分类号 |
A61L15/58;A61L24/04;C08G18/10;C08G18/48;C08G18/72;C08G18/82;C09J175/04;C09J175/08;(IPC1-7):C08J3/00;C08K3/20;C08L75/00;C08G18/00 |
主分类号 |
A61L15/58 |
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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