WET CURING OF POLYURETHANE TREATED WOOL SLIDING ROOF FOR MOTOR VEHICLES

Wool, wool fabrics, and wool garments are shrinkproofed by (a) treating with an aq. bath contg. a dispersed or emulsified polyurethane, and (b) heating the prod., while still in a wet state, without drying or elimination of water, at an elevated temp. in the presence ofa reducing agent. Excellent pe...

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Bibliographische Detailangaben
Hauptverfasser: NEY E, JARDIN H, LUTZ A
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Wool, wool fabrics, and wool garments are shrinkproofed by (a) treating with an aq. bath contg. a dispersed or emulsified polyurethane, and (b) heating the prod., while still in a wet state, without drying or elimination of water, at an elevated temp. in the presence ofa reducing agent. Excellent permanent shrinkproofing is obtd.; process is rapid and controlled no feling of the shrinkproofed material is obtd. during dyeing; and the combed wool fabrics can be shrinkproofed without damage.