Lubricant system for polyvinylchloride, polyvinylchloride articles, and a method for manufacturing the same
US5134185A · kind A · utility
1Cited by
17References
15Claims
0Family size
Inventor
Key dates
| Filing date | Jul 18, 1990 |
| Grant date | Jul 28, 1992 |
| Priority date | — |
| Expiry date | Jul 18, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/103
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A lubricant system providing desirable properties for both internal and external lubricity for polyvinylchloride resins is disclosed. Also disclosed is the use of the lubricants disclosed herein in an extruder. Polyvinylchloride articles obtained using the lubricant mixture of the present invention and/or the extrusion method are also described herein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.