Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Reexamination Certificate
2008-01-08
2008-01-08
Truong, Duc (Department: 1711)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
C528S145000, C525S534000, C524S540000, C524S541000, C548S517000
Reexamination Certificate
active
07317063
ABSTRACT:
The invention herein disclosed comprises the use of oxazolidines, nitroalcohols, nitroamines, aminonitroalcohols, imines, hexahydropyrimidines, nitrones, hydroxylamines, nitro-olefins and nitroacetals to serve as hardeners and/or as catalysts for curing phenolic resins. The hardeners and catalysts described in the invention can be applied in any application where phenolic resins are used, including but not limited to adhesives, molding, coatings, pultrusion, prepregs, electronics, composites, fire resistant, and flame-retardant end uses.
REFERENCES:
patent: 2363466 (1944-11-01), Senkus et al.
patent: 2415046 (1947-01-01), Senkus et al.
patent: 3305413 (1967-02-01), Flynn
patent: 4250267 (1981-02-01), Hartdegen
patent: 5684114 (1997-11-01), Phillips et al.
patent: 2001/0041782 (2001-11-01), Okuhira
patent: 2002/0183461 (2002-12-01), Okuhira
patent: 0 666 296 (1995-09-01), None
patent: 0705856 (1996-04-01), None
patent: WO 97/18251 (1997-05-01), None
Raymond J. Swedo, U.S. Appl. No. 10/900,557, published as US2005-0054787, Novel Phenolic Resins, filed Jul. 28, 2004.
Raymond J. Swedo, U.S. Appl. No. 10/900,556, published as US2005-0009980, Phenolic Resin Systems For Fiber Reinforced Composite Manufacture, filed Jul. 28, 2004.
Raymond J. Swedo, U.S. Appl. No. 10/533,854, published as US2007-0055041, Novel Phenolic Resins, filed May 4, 2005.
Derwent Abstract AN 1979-53365B for JP 54071120.
Green George David
Swedo Raymond J.
Angus Chemical Company
Truong Duc
LandOfFree
Phenolic resins does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Phenolic resins, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Phenolic resins will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2776358