Extruded polyethylene-based resin foam sheet and interleaf sheet for glass plates

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United States of America Patent

PATENT NO 9631060
SERIAL NO

14420832

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Abstract

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An extruded foam sheet having a foam layer constituted of a base resin containing low density polyethylene as a major component thereof, wherein the foam sheet has an apparent density of 45 to 450 kg/m3, an average thickness of 0.03 mm or more and less than 0.3 mm and a dimensional change of −5% to 0% in the extrusion direction when heated at 80° C. for 24 hours and wherein cell walls of the foam layer have an average thickness of 6 to 70 μm. The foam sheet may be used as an interleaf sheet for glass plates.

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Patent Owner(s)

Patent OwnerAddress
JSP CORPORATIONTOKYO 100-0005

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aoki, Takeshi Nikko, JP 270 2840
Nishimoto, Takashi Utsunomiya, JP 44 782

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