Surface protective film

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United States of America Patent

PATENT NO 8592046
APP PUB NO 20110236676A1
SERIAL NO

13132162

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Abstract

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A surface protective film includes: a polyolefin base material layer; and an adhesion layer, in which the adhesion layer includes: a vinyl-polyisoprene-block-containing styrene elastomer; a polyolefin; and a tackifier, and a hardness (Martens hardness) of the adhesion layer is 1.0 N/mm2 or more and 2.5 N/mm2 or less.

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Patent Owner(s)

Patent OwnerAddress
IDEMITSU UNITECH CO LTD2-3 SHIBA 4-CHOME MINATO-KU TOKYO 1080014

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kimura, Yoichiro Chiba, JP 8 61
Kitajima, Tomoyuki Chiba, JP 10 15

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