Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Reexamination Certificate
2008-04-25
2010-12-21
Sanders, Kriellion A (Department: 1796)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
C524S376000, C428S413000, C525S523000, C156S256000
Reexamination Certificate
active
07855245
ABSTRACT:
An adhesive composition comprising100 parts by weight of (A) an alternating copolymer composed of repeating units having alcoholic hydroxyl groups and represented by the following formula (1):10 to 1,000 parts by weight of (B) an epoxy resin having at least two glycidyl groups per molecule, and0.1 to 10 parts by weight of (C) a curing promoter. The composition is particularly suitable as a die bonding agent.
REFERENCES:
patent: 5258456 (1993-11-01), Ochi et al.
patent: 6512031 (2003-01-01), Honda et al.
patent: 6-333963 (1994-12-01), None
Honda Tsuyoshi
Kanemaru Tatsuya
Yamaguchi Shinsuke
Birch & Stewart Kolasch & Birch, LLP
Sanders Kriellion A
Shin-Etsu Chemical Co. , Ltd.
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