发明名称 |
COMPOSIZIONE DI PULIZIA PER MACCHINE PER LA LAVORAZIONE DI MATERIE PLASTICHE. |
摘要 |
Cleaning agent for plastic processing equipment comprises : (A) 25-95 wt.% high molecular weight, non-thermoplastic polymethylmethacrylate (PMMA); and (B) 5-75 wt.% PMMA thermoplastic. The use of this agent for cleaning plastic processing equipment is also claimed. Preferably (A) and (B) have average molecular weights of more than 200000 and 50000-200000 Dalton respectively. A stabiliser for preventing thermal degradation is present in (A) and/or (B). |
申请公布号 |
ITTO970067(U1) |
申请公布日期 |
1998.09.28 |
申请号 |
IT1997TO00067U |
申请日期 |
1997.03.27 |
申请人 |
ROEHM GMBH CHEMISCHE FABRIK |
发明人 |
ENDERS MICHAEL;HIEKISCH ROCHUS;KLEIN GEROLD;REINHEIMER ERIC |
分类号 |
C11D3/37 |
主分类号 |
C11D3/37 |
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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