Nylon carrier for polymer concentrate, and films and packages made with the concentrate
US4877684A · kind A · utility
10Cited by
5References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 24, 1987 |
| Grant date | Oct 31, 1989 |
| Priority date | — |
| Expiry date | Aug 24, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31746
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Improved polymer additive concentrate compositions used in nylon film layers. The improved concentrate comprises a carrier of a nylon polymer composition and the additive material. Preferred nylons includes nylon 6; nylon 6,66; nylon 6,6; and combinations thereof. Preferred additives are antiblock agents and slip agents. The film layers may comprise a single layer nylon film, or may be part of a multiple layer composition. The films are susceptible to being used in making packaging.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.