Propane diol-based polyester resin and shrink film

Details Propane diol-based polyester resin and shrink film Propane diol-based polyester resin and shrink film

2006-03-07

2006-03-07

Chen, Vivian (Department: 1773)

Stock material or miscellaneous articles

Composite

Of polyester

C428S034900, C428S035100, C428S337000, C428S339000, C428S910000, C264S288400, C264S289300, C264S290200, C525S165000, C525S173000, C525S437000, C525S444000, C528S308000, C528S308600, C528S308700

Reexamination Certificate

active

07008698

ABSTRACT:
A shrinkable polymer film including a modified polyester resin polymerized from monomers including a dicarboxylic acid and a glycol, wherein the glycol includes 2-methyl-1,3-propanediol, and wherein the polymer film shrinks at least about 50% in a main shrinkage direction after ten seconds in an 80 degree Celsius hot water bath.

REFERENCES:
patent: 4381379 (1983-04-01), Toga et al.
patent: 4996291 (1991-02-01), Yoshinaka et al.
patent: 6270866 (2001-08-01), Okuda et al.
patent: 6342281 (2002-01-01), Hayakawa et al.
patent: 6413596 (2002-07-01), Okuda et al.
patent: 6565985 (2003-05-01), Ueyama et al.
patent: 6599994 (2003-07-01), Shelby et al.
patent: 6699549 (2004-03-01), Ueyama et al.
patent: 2001/0014729 (2001-08-01), Hayakawa et al.
patent: 2002/0061412 (2002-05-01), Ueyama et al.
patent: 2003/0088033 (2003-05-01), Shelby et al.

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