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:
May. 01, 2001
Filed:
Feb. 11, 2000
Anju Parthasarathy, Glenmoore, PA (US);
Steven Dale Ittel, Wilmington, DE (US);
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Abstract
The present invention concerns compounds of Formula I R,Si[(Q),A(CH,),H],or of Formula II [H(CH,),A(Q),],SiR,SiR,[(Q),A(CH,),H],, wherein Q is OCH,CH,, OCH,CHCH,, or any combination of one or more units of OCH,CH,and OCH,CHCH,; A is O, OC,H,, S, NH, NR, O—C(O)—; R is alkyl, aryl, or alkaryl; x is greater than 2 and less than 100;y is greater than 0; except when A═OC,H,, then y is greater than or equal to 0; z is 1 to 4; and each R,is independently selected from the group consisting of alkyl, aryl and alkaryl; B is O, C,H,, —(CH,),—, and hydrocarbylene; q is greater than 1 and less than 30; b is 1 to 3; and each R,is independently selected from the group consisting of alkyl, aryl, and alkaryl, used as nonvolatile in situ precursors to anti-fog agents for packaging films and a novel process of making such films.