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:
Dec. 29, 1998
Filed:
Jun. 24, 1997
Applicant:
Inventors:
Assignee:
Oji Paper Co., Ltd., , JP;
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428329 ; 428150 ; 428331 ; 428342 ;
Abstract
The coated paper provided by this invention is a high-quality both-side coated paper for use of printing which is finished by a high-temperature calender above 100.degree. C. and excellent in gloss, print gloss, smoothness, ink receptivity, and stiffness. The both-side coated paper for use of printing according to this invention has the characteristics that after the finish, the paper density is 1.15.about.1.35 g/cm.sup.3, the gloss of coated paper surface is higher than 75%, the smoothness is lower than 20 mmHg, and further the mean value L of Clark free protruding lengths in the machine and cross directions measured pursuant to JIS P8143 A can satisfy the following equation (1) below: