Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Patent
1978-10-20
1980-09-09
Briggs, Sr., Wilbert J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
528374, 528399, C08G 7902, C08G 7300
Patent
active
042218993
ABSTRACT:
Polyphosphazene polymers are prepared which contain units represented by the formulas: ##STR1## wherein X is ##STR2##
REFERENCES:
patent: 2214769 (1940-09-01), Lipkin
patent: 3474052 (1969-10-01), Halasa et al.
patent: 3893980 (1975-07-01), Allcock et al.
Halasa Adel F.
Hergenrother William L.
Briggs Sr. Wilbert J.
The Firestone Tire & Rubber & Company
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