Synthetic paper of multilayer resin films

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United States of America Patent

PATENT NO 4705719
SERIAL NO

06870951

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Abstract

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Synthetic paper of multilayer resin films is described, comprising a base layer (1a) constituted by a biaxially stretched film made of the thermoplastic resin, and a laminate provided onto at least one of opposite surfaces of said base layer, said laminate including a paper-like layer (1b) and a surface layer (1c), said paper-like layer being constituted by a uniaxially stretched film made of a thermoplastic resin containing 8 to 65% by weight of inorganic fine powder, said surface layer being constituted by a uniaxially stretched film made of a thermoplastic resin, said surface layer having a thickness t satisfying the following expression R.gtoreq.t.gtoreq.(1/10).times.R in which R represents an average particle diameter of said inorganic fine powder existing in the paper-like layer. The synthetic paper is superior in paper supply property, in printability, in dryness of offset ink, and in surface strength and it is substantially free from paper dust trouble.

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Patent Owner(s)

Patent OwnerAddress
OJI-YUKA SYNTHETIC PAPER CO LTD3 KANDASURUGADAI 4-CHOME CHIYODA-KU TOKYO

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Asazuma, Harumitsu Ibaraki, JP 4 45
Inoue, Masayuki Ibaraki, JP 214 2068
Yamanaka, Masaaki Ibaraki, JP 46 860

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