发明名称 |
ADESIVI FUSIBILI A BASE DI COPOLIAMMIDI STABILI A CARBURANTI |
摘要 |
<p>Hot-melt adhesives for articles which come into contact with organic fuels for internal engines comprising binary copolyamides having: A. 50-90 percent by weight of lactams or omega -aminocarboxylic acids having at least 10 methylene groups; and B. 50-10 percent by weight of equimolar quantities of aliphatic dicarboxylic acids and of aliphatic or cycloaliphatic diamines in which the total of the methyl, methylene and/or methylidyne groups present is at least 13. The extractable content in the copolyamide hot-melt adhesive is not more than 5 percent by weight as determined after 9 hours in boiling ethanol.</p> |
申请公布号 |
IT8048980(D0) |
申请公布日期 |
1980.06.16 |
申请号 |
IT19800048980 |
申请日期 |
1980.06.16 |
申请人 |
CHEMISCHE WERKE HULS AKTIENGESELLSCHAFT |
发明人 |
HANS JOACHIM PANOCH;HEINZ SCHOLTEN;RAINER FELDMANN |
分类号 |
C08G69/00;C08G69/36;C09J177/00;(IPC1-7):C09J/ |
主分类号 |
C08G69/00 |
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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