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. 28, 1986
Filed:
Feb. 14, 1984
Applicant:
Inventor:
Nobuhiro Kagota, Takasago, JP;
Assignee:
Mitsubishi Paper Mills, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09D / ;
U.S. Cl.
CPC ...
106 21 ; 346213 ; 427150 ; 427152 ;
Abstract
A color-developing ink containing at least one color developer selected from the group consisting of phenolic resins, aromatic carboxylic acids and metal salts thereof as well as a higher chain ether having total carbon atoms of 10 to 40, has various advantages such as the density of the developed image is high, fading of the developed image with time is at a low level, blurring of the developed letters is also at a low level, there is no abnormal tinting by the developed image, there is no swell of rubber rolls of a printer, and printability on a printer is excellent.