Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Patent
1992-05-28
1994-08-30
Kight, III, John
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
528129, 528158, 528162, 528211, 525497, 525498, 525499, 525500, 8 9424, 8 9421, C08G 804
Patent
active
053429168
ABSTRACT:
Condensation polymers of sulfonated phenols, urea, other organic nitrogen-bases and formaldehyde, obtainable by
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patent: 3784648 (1974-01-01), Bergmeister et al.
patent: 3852374 (1974-12-01), Erdmann et al.
patent: 4009996 (1977-03-01), Wurmli
patent: 4285848 (1981-08-01), Hickson
patent: 5155164 (1992-10-01), Graf et al.
Angel Maximilian
Franzmann Gernot
Pakusch Joachim
Reuther Wolfgang
Schaffer Ortwin
BASF - Aktiengesellschaft
Jones Richard
Kight III John
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