Adhesive tape for electronic parts and liquid adhesive

Details Adhesive tape for electronic parts and liquid adhesive Adhesive tape for electronic parts and liquid adhesive

1996-08-28

1999-02-02

Nutter, Nathan M.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Adhesive outermost layer

428355R, 428349, 428352, 528 26, 528353, C09J17908, H01L 2329

Patent

active

058662502

ABSTRACT:
This invention provide an adhesive tape and a liquid adhesive for electronic parts having sufficient thermal resistance and reliability. The adhesive tape comprises an adhesive layer composed of at least a polyimide comprising the repeating units represented by the formulas (1) and (2), provided on surface of a heat resistance film or a release film: ##STR1## wherein X is --SO.sub.2 -- and/or --C(.dbd.O)--OCH.sub.2 CH.sub.2 O--C(.dbd.O)--, Ar is a divalent group containing aromatic rings, and R is an alkylene group having 1 to 10 carbon atoms or --CH.sub.2 OC.sub.6 H.sub.4 --, and n means an integer of 1 to 20.

REFERENCES:
patent: 5300627 (1994-04-01), Kunimune et al.

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