Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1989-10-06
1990-11-27
Neilsen, Earl
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525471, 528108, 528398, G08G 5950, G08G 5956
Patent
active
049736310
ABSTRACT:
Epoxy resins can be cured or crosslinked with triphenyl phosphine oxide compounds having epoxy-reactive (active hydrogen) substituents either alone or in combination with amine-terminated polyarylene ethers (e.g., amine-terminated polysulfone oligomers or high polymers.
REFERENCES:
patent: 3415779 (1968-12-01), Preininger et al.
patent: 4072653 (1978-02-01), Moedritzer
patent: 4298709 (1981-11-01), Ginter et al.
patent: 4345059 (1982-08-01), Fretz et al.
patent: 4607092 (1986-08-01), Johnson et al.
Gungor Attila
McGrath James E.
Fennelly Richard P.
Morris Louis A.
Neilsen Earl
Virginia Tech Intellectual Properties Inc.
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