Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1992-10-19
1993-06-15
Bleutge, John C.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
523115, 523116, 523117, 525479, C08F28312
Patent
active
052198995
ABSTRACT:
A pasty dental material is disclosed which hardens to a high gloss polishable mass in the presence of an initiator. The mass is formed of a polymerizable bonding agent combined with an organosiloxane filler which contains units of the formula I ##STR1## and which has been subjected to an after treatment which is a condensation in an autoclave for a period of time of 1 hour to 5 days at a temperature of 60.degree. C. to 250.degree. C. under a pressure which is the sum of the partial pressures at the given temperature.
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Chemical Abstract No. 53364 to Charles Mallon, vol. 100, 1984.
Janda Ralf
Kleinschmidt Peter
Panster Peter
Bleutge John C.
Degussa - Aktiengesellschaft
Glass Margaret W.
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