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:
Jan. 18, 2000
Filed:
Dec. 05, 1997
Applicant:
Inventor:
Donald J Williams, Austin, TX (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M / ;
U.S. Cl.
CPC ...
428500 ; 428195 ; 428213 ; 428215 ; 428323 ; 4284111 ; 428483 ; 428508 ; 428515 ; 347105 ;
Abstract
A fast-drying ink-receptive sheet having a coating comprising a blend of from about 35% to about 85% of at least one hydrophilic liquid absorbent polymer and from about 15% to about 65% of a polyethylene-acrylic acid copolymer, having a preferred acrylic acid level of at least about 10%; such coating can be used alone, or preferably such coating is part of a coating system also including an ink-transmissive upper layer which provides improved mud-cracking properties.