The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 12, 2012
Filed:
Jan. 27, 2010
Benjamin Falk, Yorktown Heights, NY (US);
Kalman Koczo, Suffern, NY (US);
Antonio Palumbo, Siracusa, IT;
Benjamin Falk, Yorktown Heights, NY (US);
Kalman Koczo, Suffern, NY (US);
Antonio Palumbo, Siracusa, IT;
Momentive Performance Materials Inc., Albany, NY (US);
Abstract
The present invention provides a non-crosslinked silicon polyether composition comprising at least one compound with the following formula;[(RO)(CHO)(CHO)(CHO)]R(R)wherein Ris a monovalent radical defined asMMMMMDDDTTTQM=RRRSiO; M=RRRSiR; M=[(RRRSi)R]Si(R)(R)RM=RSi(R)(R)O; M=RRRSiO; D=RRSiO; D=RSi(R)O; D=RRSiO; T=RSiO; T=RSiO; T=RSiO; and Q=SiO; Rand Rare polyvalent linear or branched; Ris —(CHO)(CHO)(CHO)—Ror R; Ris a monovalent saturated; R, R, R, R, R, R, R, R, R, R, R, R, R, R, R, R, R, R, R, and, Rare monovalent hydrocarbon radicals having from 1 to about 10 carbons; R, R, R, Rand Rare divalent hydrocarbon radicals having 1 to about 25 carbons; Ris —R—(CHO)(CHO)(CHO)—R; Ris a divalent hydrocarbon radical having 1 to about 60 carbons; Ris a monovalent hydrocarbon radical having 1 to about 20 carbons; h is 0 or 1 subject to the limitation if h is 1 then g+i+j+k+l+m+n+o+p+q+r=0; subscript d is 1<d+e≦about 25 limitation that the sum d+e is equal to the valency of Rand 1<d; e is zero; subscripts a, b and c are zero or positive; subscripts g, h, i, j, k, l, m, n, o, p, q and r are zero or positive; subscript s is positive; and subscripts t, u, and v are zero or positive.