LAMINATED PAPER AND PAPER CONTAINER FOR LIQUIDS EMPLOYING SAME

WIPO Patent Application WO/2021/131949

A1

The present invention provides: laminated paper that has excellent printability and that is capable of being molded into a paper container for liquids which is unlikely to be damaged by an impact resulting from dropping, or the like, that could occur during transport; and a paper container for liquids employing the same. Provided is laminated paper having a paper base material and a thermoplastic resin layer that is laminated on at least one of the surfaces of the paper base material, wherein: the paper base material has a multilayer structure having three or more pulp layers having cellulose pulp as the principal component; the CD-direction ring crush compressive strength R, which is measured by a ring crush method defined by JIS P 8126:2005, is 3.0-6.0 kN/m; the interlayer strength I is 100-250 J/m2; and R/I is 0.020-0.060 kN/J.

JPH03180598	PRODUCTION OF PAPER TOWEL
JPH06322698	METHOD FOR PRODUCING STERIC PATTERN PAPER CONTAINING FOAMING AGENT AND STERIC PATTERN FORMING FILM TO BE USED THEREFOR
JPS51143708	PRODUCTION OF YARN CONTAINING PAPER

SHAMOTO YUTA (JP)
YAMANAKA HIROFUMI (JP)
ABE KAZUYUKI (JP)

PCT/JP2020/046921

July 01, 2021

December 16, 2020

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OJI HOLDINGS CORP (JP)

D21H27/30; B32B27/00; B32B27/10; B65D5/40; B65D65/40; D21H27/00

WO2010113849A1

2010-10-07

JP2014065991A	2014-04-17
US6221212B1	2001-04-24
JP2020094316A	2020-06-18
JP2020172086A	2020-10-22
JP2020196959A	2020-12-10

SIKs & Co. (JP)

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