IPIQ

TEXTILES; PAPER

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D06

TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR

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D06P

DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM

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3/00

Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated

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D06P3/02

Material containing basic nitrogen

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D06P3/04

containing amide groups

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D06P3/32

leather; skins

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D06P3/3206

using acid dyes

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D06P3/3213

monoazo

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D06P3/3213

METHOD OF DYEING COLLAGEN STAPLE FIBER

20220071355 · 2022-03-10 ·

A method of dyeing collagen fiber includes providing collagen fiber and dyeing the collagen fiber.

Patent classifications

D06P3/3213

METHOD OF DYEING COLLAGEN STAPLE FIBER