Polyester composition and film

Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Including a second component containing structurally defined...

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428283, 428329, 428330, 428331, 428338, 428339, 428480, B32B 530, B32B 2736

Patent

active

059120746

ABSTRACT:
A polyester composition comprises a polyester component (a) and polymer particles (b). At least an outermost layer of the polymer particles (b) is of a polymer having hydroxyl groups. The composition can be made into a film especially suitable for use as a substrate in a magnetic recording medium.

REFERENCES:
patent: 3958064 (1976-05-01), Brekken
patent: 5474854 (1995-12-01), Kagami
patent: 5510169 (1996-04-01), Greczyna

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