Photodegradable polymeric compositions having high thermal stability containing a halogenated quinone and a transition metal compound
US4042764A · kind A · utility
5Cited by
9References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 24, 1975 |
| Grant date | Aug 16, 1977 |
| Priority date | — |
| Expiry date | Jun 24, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S260/43
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Disclosed are photodegradable and thermostable polymeric compositions based on a vinyl or vinylidene polymer such as polyethylene or polypropylene, at least one compound of a transition metal which is soluble in said polymer and which has photodegrading properties with respect to the polymer and at least one halogenated p-quinoid compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.