| 发明名称 |
NOVOLAK RESIN FROM FRACTIONATED FAST-PYROLYSIS OILS |
| 摘要 |
A process for preparing phenol-formaldehyde novolak resins and molding compositions in which portions of the phenol normally contained in said resins are replaced by a phenol/neutral fractions extract obtained from fractionating fast-pyrolysis oils.
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| 申请公布号 |
CA2072738(A1) |
申请公布日期 |
1991.06.30 |
| 申请号 |
CA19902072738 |
申请日期 |
1990.12.28 |
| 申请人 |
MRI VENTURES, INC. |
发明人 |
CHUM, HELENA L.;KREIBICH, ROLAND E. |
| 分类号 |
C08G8/04;C08G8/24;C08G14/04;(IPC1-7):C08G8/10;C08L61/10 |
主分类号 |
C08G8/04 |
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