发明名称 |
POLYISOBUTYLENE URETHANE, UREA AND URETHANE/UREA COPOLYMERS AND MEDICAL DEVICES CONTAINING THE SAME |
摘要 |
<p>The present invention pertains to polyisobutylene urethane, urea and urethane/urea copolymers, to methods of making such copolymers and to medical devices that contain such polymers. According to certain aspects of the invention, polyisobutylene urethane, urea and urethane/urea copolymers are provided, which comprise a polyisobutylene segment, an additional polymeric segment that is not a polyisobutylene segment, and a segment comprising a residue of a diisocyanate. According to other aspects of the invention, polyisobutylene urethane, urea and urethane/urea copolymers are provided, which comprise a polyisobutylene segment and end groups that comprise alkyl-, alkenylor alkynyl-chain-containing end groups.</p> |
申请公布号 |
WO2009158609(A1) |
申请公布日期 |
2009.12.30 |
申请号 |
WO2009US48845 |
申请日期 |
2009.06.26 |
申请人 |
CARDIAC PACEMAKERS, INC.;DESAI, SHROJALKUMAR;SCHWARZ, MARLENE C.;BODEN, MARK;KRISHNAN, MOHAN;SMITH, MICHAEL C.;STRICKLER, FREDERICK H.;COOKE, DANIEL J. |
发明人 |
DESAI, SHROJALKUMAR;SCHWARZ, MARLENE C.;BODEN, MARK;KRISHNAN, MOHAN;SMITH, MICHAEL C.;STRICKLER, FREDERICK H.;COOKE, DANIEL J. |
分类号 |
A61L27/14;A61L27/34;A61L31/04;C08G18/32;C08G18/40;C08G18/62;C08G18/65 |
主分类号 |
A61L27/14 |
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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