发明名称 |
BINDING AGENT MIXTURE. |
摘要 |
<p>PCT No. PCT/EP91/00850 Sec. 371 Date Oct. 25, 1991 Sec. 102(e) Date Oct. 25, 1991 PCT Filed May 6, 1991.Mixtures consisting of a phenolic resin, a hardener, and residues from bisphenol-A production in the ratio of 1:9 to 9:1 are used for the production of binder mixtures for thermostable molding materials. Usable for said purpose are binders with a minimum content of phenolic resin of 10%.</p> |
申请公布号 |
GR930300046(T1) |
申请公布日期 |
1993.06.21 |
申请号 |
GR19930300046T |
申请日期 |
1993.06.21 |
申请人 |
RUETGERSWERKE AKTIENGESELLSCHAFT |
发明人 |
GARDZIELLA, ARNO;SCHWIEGER, KARL-HEINZ;ADOLPHS, PETER;SUREN, JOSEF;MEIER, BERTOLD |
分类号 |
C04B35/524;C04B35/532;(IPC1-7):B24D3/28;B24D3/34 |
主分类号 |
C04B35/524 |
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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