Biaxially oriented film with better surface quality based on...

Details Biaxially oriented film with better surface quality based on... Biaxially oriented film with better surface quality based on...

2005-02-08

2005-02-08

Acquah, Samuel A. (Department: 1711)

Stock material or miscellaneous articles

Structurally defined web or sheet

Continuous and nonuniform or irregular surface on layer or...

C528S272000, C528S287000, C528S293000, C528S298000, C528S302000, C528S308600, C524S081000, C524S115000, C524S186000, C524S323000, C264S176100, C264S210400, C264S211120, C264S212000

Reexamination Certificate

active

06852388

ABSTRACT:
The invention relates to a single- or multilayer, biaxially oriented film based on a crystallizable polyester and comprising at least one primary stabilizer for inhibiting oxidative degradation. The crystallizable polyester comprises from 100 to 10 000 ppm of primary stabilizer in covalently bonded form. The invention further relates to a process for producing the film.

REFERENCES:
patent: 4011196 (1977-03-01), Carevic et al.
patent: 5556739 (1996-09-01), Nakanishi et al.
patent: 5562984 (1996-10-01), Mortlock et al.
patent: 6485810 (2002-11-01), Uchida et al.
patent: 20020065346 (2002-05-01), Murschall et al.
patent: 0 620 245 (1994-10-01), None
patent: 0 620 245 (1998-05-01), None
patent: 2001-0047779 (2002-02-01), None

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