Sheet material

Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Including a second component containing structurally defined...

Patent

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Details

428326, 428327, 428340, 4285375, 428221, B32B 516

Patent

active

056121296

ABSTRACT:
The invention concerns a paper-based, soft or semi-hard sheet material which contains a core layer of compressed shredded paper with surface layers. The material is suited for use as inner end shields for paper reels, for example.

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patent: 4810445 (1989-03-01), Lamb, Sr. et al.
patent: 5089206 (1992-02-01), Kia
patent: 5137668 (1992-08-01), Lamb, Sr.
Japanese Patent Publication No. JP 56-000146, Database WPIL, Week 8110, Derwent Publications, Ltd., London, GB.
Japanese Patent Publication No. JP 03-113078, Database WPIL, Week 9125, Derwent Publications, Ltd., London, GB.
German Patent Publication No. DE 3516862, Database WPIL, Week 8647, Derwent Publications, Ltd., London, GB.

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