ABS-formaldehyde novolak
US3944510A · kind A · utility
2Cited by
6References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 26, 1974 |
| Grant date | Mar 16, 1976 |
| Priority date | — |
| Expiry date | Jul 26, 1994 |
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.