Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Patent
1982-09-27
1983-10-25
Lee, Lester L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
528101, 528167, 528168, 528169, C08G 5906
Patent
active
044120559
ABSTRACT:
Phosphonopolyester oligomers are prepared from hydroxyalkylated 2,2',-bis(3-allylphenyl-4-hydroxy) alkanes and phosphonyl dihalides. The oligomers are useful in the preparation of polyester resins, epoxy resins, and polyurethanes.
REFERENCES:
patent: 3883597 (1975-05-01), Daigle et al.
patent: 4094926 (1978-06-01), Sheard et al.
patent: 4156663 (1979-05-01), Okamoto et al.
patent: 4214069 (1980-07-01), Couchoud et al.
patent: 4256844 (1981-03-01), Martin et al.
patent: 4259222 (1981-03-01), Login et al.
Lee Lester L.
Lee W. J.
The Dow Chemical Company
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