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.

Date of Patent:
Jan. 11, 2000

Filed:

Dec. 17, 1998
Applicant:
Inventors:

Randal Myron Hill, Midland, MI (US);

Eric William Kaler, Newark, DE (US);

Larry Daniel Ryan, Waterford, NY (US);

James Alexander Silas, Newark, DE (US);

Assignees:

Dow Corning Corporation, Midland, MI (US);

University of Delaware, Newark, DE (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; A61K / ;
U.S. Cl.
CPC ...
516 67 ; 424 7012 ; 424 7019 ; 424 7028 ; 514846 ; 514938 ; 516 76 ;
Abstract

A clear single phase composition contains 40-95% by weight of a cyclic or short chain linear methyl siloxane and water, and 5-60% by weight of a cationic surfactant and a nonionic surfactant. The cyclic or short chain linear methyl siloxane in the single phase composition has an average structure or droplet diameter of less than about 50 nanometer. The single phase composition spontaneously provides optically clear one phase silicone microemulsions when combined with only hand agitation. The clear single phase compositions are useful in personal care and textile applications.


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