Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate
2005-06-28
2005-06-28
Sellers, Robert (Department: 1712)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C252S182240, C252S182270, C257S793000, C525S480000, C525S508000, C525S523000
Reexamination Certificate
active
06911503
ABSTRACT:
An epoxy resin composition comprising an epoxy resin (A), a curing agent (B) and a curing accelerator (C), wherein the curing agent (B) is a phenol compound having two or more hydroxyl functional groups or a compound obtained by esterification of the phenol compound or a mixture of these compounds, and the curing accelerator (C) is a salt of a phosphazenium compound represented by a formula (I):(wherein R1s each represent a hydrogen atom, a linear, branched or cyclic alkyl group having 1 to 10 carbon atoms or an aryl or aralkyl group having 6 to 10 carbon atoms and may be all the same or different from one another; and Z−represents a halogen anion, hydroxy anion, alkoxy anion, aryloxy anion or carboxy anion).
REFERENCES:
patent: 5990352 (1999-11-01), Nobori et al.
patent: 959088 (1999-11-01), None
patent: 10-77289 (1998-03-01), None
patent: 2000-319358 (2000-11-01), None
patent: 2000-327747 (2000-11-01), None
patent: 2000327747 (2000-11-01), None
patent: 2000-327748 (2000-11-01), None
patent: 2001-26644 (2001-01-01), None
patent: 2001026644 (2001-01-01), None
patent: 2004018720 (2004-01-01), None
Kawabata Tomoyuki
Maeda Sunao
Nobori Tadahito
Suzuki Koutarou
Urakami Tatsuhiro
Burns Doane , Swecker, Mathis LLP
Mitsui Chemicals Inc.
Sellers Robert
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