Non-staining polymer composite product

Details Non-staining polymer composite product Non-staining polymer composite product

2007-11-06

2007-11-06

Mulcahy, Peter D. (Department: 1713)

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

Synthetic resins

Processes of preparing a desired or intentional composition...

C524S306000, C524S314000, C524S425000, C524S296000

Reexamination Certificate

active

11020580

ABSTRACT:
A polymeric composite is provided which has improved stain preventative properties by virtue of inclusion of at least one compound having multiple functional groups capable of reacting with tannins contained in a tannin containing cellulosic material present in the composite, and a method for its production and prevention of water stains thereon.

REFERENCES:
patent: 4717742 (1988-01-01), Beshay
patent: 5008310 (1991-04-01), Beshay
patent: 5997784 (1999-12-01), Karnoski
patent: 6114428 (2000-09-01), Mortimer
patent: 2005/0280176 (2005-12-01), Ruede
Composite of Poly(Vinyl Chloride) and Wood Fibers, Part II: Effect of Chemical Treatment, B.V. Kokta et al., Centra de recherche en pates et papiers, Universite du Quebec a Trois-Rivieres, Trois-Rivieres, Quebec, Canada G9A 5H7, Polymer Composites, Apr. 1990, vol. 22, No. 2, pp. 84-89.
Brochure: Boardwalk Composite Lumber, CertainTeed Corporation © Feb. 2000.

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