Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1982-11-12
1984-12-04
Michl, Paul
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
5263076, 526317, 526318, C08F22202
Patent
active
044865813
ABSTRACT:
Pumaric acid polymers may be used to control or inhibit scaling in boilers, desalination plants, steam generators, cooling equipment and the like. A novel process for their synthesis employs a mono or dialkyl ester of fumaric acid as a starting material.
REFERENCES:
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patent: 3715307 (1973-02-01), Johnson et al.
patent: 3810834 (1974-05-01), Jones et al.
patent: 3923752 (1975-12-01), Guse
patent: 4166040 (1979-08-01), Goodman
patent: 4166041 (1979-08-01), Goodman
Chemical Abstracts 72: 133245s, (1970).
Knuth Charles J.
Michl Paul
Ordway Harold W.
Pfizer Inc.
Richardson Peter C.
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