Process for dyeing polymer substrates

Details Process for dyeing polymer substrates Process for dyeing polymer substrates

1976-08-27

1978-05-16

Levy, Donald

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8 31, 8162B, 8168R, 8168D, 8171, 260 40P, 260 4221, D06P 1673, D06P 522

Patent

active

040896455

ABSTRACT:
Polymer substrates particularly molded resins and polymers are dyed by pretreatment of the substrate with a phosphorus sulfide, particularly phosphorus sesquisulfide, followed by contacting the treated substrate with an aqueous dyestuff composition.

REFERENCES:
patent: 1666715 (1928-04-01), Metzger
patent: 3655423 (1972-04-01), Lin

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