Polyester resin container with improved weatherability

Details Polyester resin container with improved weatherability Polyester resin container with improved weatherability

2006-11-07

2006-11-07

Boykin, Terressa (Department: 1711)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From carboxylic acid or derivative thereof

C264S176100, C264S219000, C428S034100, C428S035700, C428S036500, C528S190000, C528S193000, C528S271000

Reexamination Certificate

active

07132499

ABSTRACT:
A polyester resin container with improved weatherability as well as colorlessness and heat resistance, made of a polyester resin composition comprising (A) 100 parts by weight of a polyester resin and (B) 0.01 to 10 parts by weight of a triazine ultraviolet absorber represented by formula (I):wherein R1represents a straight-chain or branched alkyl group having 1 to 17 carbon atoms, which may have an alicyclic group at the terminal or in the chain thereof; and R2, R2′, R3, and R3′ each represent a hydrogen atom or a methyl group.

REFERENCES:
patent: 2004/0241111 (2004-12-01), Lazzari et al.
patent: 2005/0075465 (2005-04-01), Bolle et al.
patent: 1 384 749 (2004-01-01), None
patent: 2000-238857 (2000-09-01), None
patent: 2001-302926 (2001-10-01), None
patent: 2002-38027 (2002-02-01), None
patent: 2003-192830 (2003-07-01), None
patent: 2003-261725 (2003-09-01), None
patent: 2003-292670 (2003-10-01), None

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