Pigmented vinyl chloride polymer or blend thereof having improved mechanical properties
US4820750A · kind A · utility
6Cited by
2References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 11, 1988 |
| Grant date | Apr 11, 1989 |
| Priority date | — |
| Expiry date | Feb 11, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K9/06
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The cohesion, creep resistance and yield strength of pigmented chlorinated polyvinyl chloride resin, polyvinyl chloride resin, or blends thereof is improved by coating the pigment with an amino silane coupling agent prior to blending the resin and the pigment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.