Non-blocking, oxygen-resistant vinylidene chloride polymer coatings and composite articles prepared therefrom
US3988500A · kind A · utility
8Cited by
6References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 22, 1974 |
| Grant date | Oct 26, 1976 |
| Priority date | — |
| Expiry date | Nov 22, 1994 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/3192
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Heat-sealable vinylidene chloride polymer coatings having improved anti-blocking tendencies while unexpectedly retaining resistance to oxygen transmission are obtainable by overcoating a preformed normally crystalline vinylidene chloride polymer coating with an aqueous dispersion of the sodium salt of lauryl alcohol sulfate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.