Stock material or miscellaneous articles – Structurally defined web or sheet – Including variation in thickness
Patent
1991-01-15
1992-11-03
Hess, Bruce H.
Stock material or miscellaneous articles
Structurally defined web or sheet
Including variation in thickness
428211, 428342, 428409, 428513, 4285375, 430536, 430538, B32B 300, B32B 2308, B32B 2710, G03C 179
Patent
active
051607778
ABSTRACT:
An imaging base paper is disclosed having a center raw-base cellulose paper, a front layer of polyolefin laminated to the front side of the center raw-base cellulose paper and a rear layer of polyolefin laminated to the rear side of the center raw-base cellulose paper having areas of a higher gloss level in first regions of the rear side of the imaging base paper and having areas of a lower gloss level in second regions of the rear side of the imaging base paper surrounding the first regions. The gloss difference between the first regions and the second regions on the coated paper amounts to from about 20 to 80, as measured with a measuring head under an angle of 60 degrees, according to standard ASTM D 523.
REFERENCES:
patent: 3959546 (1976-05-01), Hill
Simpson Stephen M.
Woodward Antony I.
Felix Schoeller jr GmbH & Co. KG
Hess Bruce H.
Kasper Horst M.
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