Transparent composite polyester films capable of being used in p

Details Transparent composite polyester films capable of being used in p Transparent composite polyester films capable of being used in p

1987-12-17

1989-04-11

Buffalow, Edith

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Physical dimension specified

428480, 428900, 428458, B32B 1500

Patent

active

048205834

ABSTRACT:
The invention relates to composite thermoplastic polyester films with outstanding transparency, low surface roughness and good machinability. These films contain, in at least one outer layer, 0.1 to 1% of fine particles with a volume median diameter of between 0.6 and 1.5 micrometers. After being metallized, these films produce highly glossy films with a particularly low gloss difference between the 2 faces.

REFERENCES:
patent: 4687700 (1987-08-01), Hensel et al.
patent: 4704325 (1987-11-01), Crocker
patent: 4708905 (1987-11-01), Yoshii et al.
Patent Abstracts of Japan, vol. 6 (84) pp. 96, 117.

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