Patent · US Expired

Organopolysiloxane composition, emulsion-forming concentrates and aqueous emulsions formed therefrom and use of the emulsions in the treatment of textiles

US6649692B2 · kind B2 · utility

4Cited by
28References
53Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 20, 2001
Grant dateNov 18, 2003
Priority date
Expiry dateFeb 20, 2021

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD06M2200/50
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

An organopolysiloxane composition which comprises:a) organopolysiloxane I of the general formula:A(Si(R1)2O)a(SiR1O)bSi(R1)2A R2(NH2CH2CH2)cNHR3; b) organopolysiloxane II of the general formula:(AB)nA  where A is a polysiloxane unit of the general formula:(X(CaH2aO)bR2(Si(R1)2OcR2(OCaH2a)bX)  and B is a polyalkyleneoxide unit of the general formula (YO(CaH2aO)dY);c) organopolysiloxane III of the general formula:A(Si(R1)2O)x(Si(R1)(E)O)y(Si(R1)(G)O)zSi(R1)2A  G is —(R2)bO(C2H4O)c(C3H6O)dR3 group; andd) organopolysiloxane IV of the general formula:A(Si(R1)2O)x(Si(R1)(G)ySi(R1)2A  where G is —(R2)bO(C2H4O)c(C3H6O)dR3 group.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.