Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Patent
1978-09-11
1980-02-12
Nielsen, Earl A.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
528 94, 528113, 528118, 528135, 528341, 528365, 528367, 528407, 525507, 525526, 525530, 525533, C08G 5956, C08G 5958
Patent
active
041884744
ABSTRACT:
A novel epoxy resin curing accelerator comprises oligomeric poly(ethylenepiperazine). The resins comprise a vicinal polyepoxide, a curing agent, and an amount of oligomeric poly(ethylenepiperazine) effective for accelerating the cure of the polyepoxide.
REFERENCES:
patent: 3575926 (1971-04-01), Joyce et al.
patent: 3639928 (1972-02-01), Bentley et al.
patent: 3839281 (1974-10-01), Dreher
patent: 3943104 (1976-03-01), Waddill
patent: 4110313 (1978-08-01), Schulze et al.
Moss Philip H.
Waddill Harold G.
Kulason Robert A.
Nielsen Earl A.
Priem Kenneth R.
Ries Carl G.
Texaco Development Corporation
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