Patent · US Expired

Transparent biaxially oriented polyolefin film

US7041381B1 · kind B1 · utility

9Cited by

4References

23Claims

0Family size

Assignee

Hoechst Trespaphan GmbH · DE

Inventors

Wolfgang Rasp · Prien am Chiemsee, DE
Detlef Hütt · Heusweiler, DE

Key dates

Filing date	Feb 3, 2000
Grant date	May 9, 2006
Priority date	—
Expiry date	Feb 3, 2020

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31938
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

The invention relates to a transparent, single or multi-layer oriented polyolefin film which consists of at least one layer containing a sheet silicate with an irregular surface structure and no metal oxide coating.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.