发明名称 |
Polyoxymethylene molding composition containing melamine formaldehyde polycondensate |
摘要 |
In a molding composition comprising a polyoxymethylene, a melamine formaldehyde polycondensate and an antioxidation agent, the improvement wherein said melamine formaldehyde polycondensate is a finely divided, cross-linked, substantially water insoluble polycondensate comprising the precipitation product obtained by reacting formaldehyde and melamine in a molar ratio between 1.2 : 1 and 10.0 : 1; and wherein said polycondensate is in an amount of about 0.001 to about 30 percent by weight, related to the total weight of said composition.
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申请公布号 |
US4139575(A) |
申请公布日期 |
1979.02.13 |
申请号 |
US19760715802 |
申请日期 |
1976.08.19 |
申请人 |
DEUTSCHE GOLD- UND SILBER-SCHEIDEANSTALT VORMALS ROESSLER |
发明人 |
AMANN, HERBERT;MORLOCK, GERHARD |
分类号 |
C08L59/00;C08L59/02;C08L61/28;(IPC1-7):C08L61/32 |
主分类号 |
C08L59/00 |
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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