Process for felt proofing and dimensionally stabilizing textiles

Details Process for felt proofing and dimensionally stabilizing textiles Process for felt proofing and dimensionally stabilizing textiles

1973-08-17

1976-10-19

Padgett, Benjamin R.

Bleaching and dyeing; fluid treatment and chemical modification

Chemical modification of textiles or fibers or products thereof

Mixed fibers

8112, 81275, 81276, 8128A, 8128R, 260 292TN, 427389, 428265, 428270, 428290, D06M 306, D06M 308, D06M 302, D06M 1552, D06M 1510

Patent

active

039868290

ABSTRACT:
A simple and economical one-step process for felt-proofing and dimensionally stabilizing textiles, particularly textiles based on keratinous fibers is disclosed. In the process, the textiles are treated with aqueous baths which contain salts of sulfurous acid or pyrosulphites as reducing agents and polyurethanes which contain onium groups.

REFERENCES:
patent: 3498740 (1970-03-01), Cain
patent: 3558264 (1971-01-01), Habib
patent: 3686026 (1972-08-01), Schafer et al.
patent: 3687605 (1972-08-01), Farmer
patent: 3814578 (1974-06-01), Pittman et al.
patent: 3832133 (1974-08-01), Culbertson et al.

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