Wood stain containing a stabilizing agent

Details Wood stain containing a stabilizing agent Wood stain containing a stabilizing agent

1996-05-23

1998-05-05

McGinty, Douglas J.

Bleaching and dyeing; fluid treatment and chemical modification

Wood dyeing process

8550, 8602, 8603, 8618, 8639, 8641, 8657, 8658, 8662, 8682, 8907, D06P 106, D06P 360, D06P 144

Patent

active

057467781

ABSTRACT:
A wood stain which is water-based, which is suitable for staining wood, and which is comprised of water; at least one dye selected from the group consisting of azo, diazo and triarylmethane dyes; and a stabilizing agent which is effective to reduce free iron ion concentration in the stain when in contact with an autoclave composed of non-rust resistant steel during the staining process. The stabilizing agent includes at least one buffer effective to maintain the pH of the wood stain at greater than 7.0. Alternatively or additionally, the stabilizing agent includes at least one complexing agent which forms a complex with iron ions.

REFERENCES:
patent: 4348204 (1982-09-01), Bauer et al.
patent: 4715969 (1987-12-01), Rothanavibhata et al.
patent: 4743268 (1988-05-01), Dilling
patent: 5171328 (1992-12-01), Trauth et al.
patent: 5536761 (1996-07-01), Fujita
Matsushita Electric Works, JP 57 123 010, Jul. 31, 1982, Database WPI, Section Ch, Week 8236, Derwent Publications, Abstract only.
Matsushita Electric Works, JP 62 173 205, Jul. 30, 1987, Database WPI, Section Ch, Week 8736, Derwent Publications, Ltd., Abstract only.

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