ABS-formaldehyde novolak
US4094834A · kind A · utility
6Cited by
7References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 25, 1975 |
| Grant date | Jun 13, 1978 |
| Priority date | — |
| Expiry date | Nov 25, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S525/942
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
An acrylonitrile-butadiene-styrene terpolymer is added to a phenol formaldehyde novolak to produce a mixture which materially increases the resistance to peelback as compared to the phenol formaldehyde novolak alone when used as a shell process foundry resin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.