发明名称 |
Polyurethane sealant compositions |
摘要 |
The subject matter of this invention pertains to polyurethane sealant compositions which are flexible, strong, and resistant to shrinkage. The sealants are prepared by reacting a mixture of polyether polyol and inorganic filler with a polyisocyanate. The polyurethane sealants are useful for making castings, for patching, and as heat barriers.
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申请公布号 |
US4318838(A) |
申请公布日期 |
1982.03.09 |
申请号 |
US19800139929 |
申请日期 |
1980.04.14 |
申请人 |
BASF WYANDOTTE CORPORATION |
发明人 |
GALLAGHER, JAMES A.;BRIZGYS, BERNARDAS |
分类号 |
C08G18/08;C08K3/34;C09K3/10;(IPC1-7):C08L75/08 |
主分类号 |
C08G18/08 |
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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