Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Patent
1981-10-26
1982-10-05
Schofer, Joseph L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
524357, C08K 507
Patent
active
043529054
ABSTRACT:
Normally intractable polymers of the structure: ##STR1## wherein X is O or NH, provided at least one X is O, such as poly(parabanic acids) are made extrudable by composition with from 10 to 60 weight percent of diaryl ketone.
REFERENCES:
patent: 4206104 (1980-06-01), Dowbenko et al.
Exxon Research & Engineering Co.
Kurtzman M. B.
Sarofim N.
Schofer Joseph L.
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