发明名称 |
POLYUREAS PREPARED FROM A MIXTURE OF POLYAMINES AND A POLYISOCYANATE |
摘要 |
Polyureas are prepared from a system of (A) a polyisocyanate; and (B) a mixture of polyamines containing (i) from 60 to 25 percent by weight of the mixture of an aromatic polyamine; and (ii) from 40 to 75 percent by weight of the mixture of an aliphatic polyamine. |
申请公布号 |
CA1327670(C) |
申请公布日期 |
1994.03.08 |
申请号 |
CA19870543723 |
申请日期 |
1987.08.04 |
申请人 |
GILLIS, HERBERT R. |
发明人 |
GILLIS, HERBERT R. |
分类号 |
C08G18/32;C08G18/38;C08G18/61;C08G18/65;C08G18/69 |
主分类号 |
C08G18/32 |
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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