Storage stable concentrated aqueous emulsions prepared from a mixture of methylhydrogen siloxane and methyl polysiloxane,an aminated polymer and an epoxy compound
Abstract
Abstract STORAGE-STABLE AQUEOUS EMULSIONS CONTAINING LESS THAN 80% WATER CONTAIN A METHYLHYDROGENOPOLYSILOXANE/ METHYLPOLYSILOXANE MIXTURE, AN EMULSIFIER AND 1.5 TO 30%, BASED ON THE WEIGHT OF POLYSILOXANE, OF A CURABLE REACTION PRODUCT OF (A) AN AMINATED POLYMER HAVING REPEAT UNITS -NR-(CNH2NNR)X-A- WHERE R IS H OR C1-C4 ALKYL, N>2,X=1-7 AND A=-CO-, -CS-, -CO-Q- OR -CO-Q''-COWHERE Q=C2-C6 ALKYLENE AND Q''= A DIVALENT RADICAL; AND (B) A COMPOUND HAVING AT LEAST ONE HALOHYDRIN OR EPIHALOHYDRIN GROUP OR AT LEAST TWO ETHYLENE OXIDE GROUPS. DILUTION OF THE EMULSION AND ADDITION OF CONVENTION CATALYSTS GIVES A BATH SUITABLE FOR WATERPROOFING TEXTILES IN A MANNER RESISTANT TO REPEATED RUBBING AND WASHING.
Inventors
- 👤 M Camp
Bibliographic Details
Claims Analysis
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