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:
Feb. 22, 2000
Filed:
Oct. 07, 1998
Applicant:
Inventors:
Aiying Wang, Simpsonville, SC (US);
Barry W Chadwick, Simpsonville, SC (US);
Jeffrey Banning, Wilsonville, OR (US);
Assignee:
Bic Corporation, Milford, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09D / ;
U.S. Cl.
CPC ...
523160 ; 523161 ;
Abstract
Ink follower compositions include a non-polar liquid that is a mixture of high molecular weight polybutene and low molecular weight polybutene, the high molecular weight polybutene having a number average molecular weight greater than about 900 and the low molecular weight polybutene having a number average molecular weight of about 500, the ratio of high molecular weight polybutene to low molecular weight polybutene being at least 2:1; a thickener and a polar additive. The polar additive is water or a non-ionic surfactant, e.g., ethoxylated nonylphenol.