Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1987-04-06
1989-03-21
Lilling, Herbert J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
C08K 340, A61K 608
Patent
active
048143626
ABSTRACT:
Alkaline earth metal aluminofluorosilicate glasses suitable for use as ion-sources in the poly(carboxylic acid) cement compositions contain strontium in order to provide radiopacity. The invention also provides methods for making poly(carboxylate) cement using the glasses of the invention as ion-sources.
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patent: 4032504 (1977-06-01), Lee, Jr. et al.
patent: 4215033 (1980-07-01), Bowen
patent: 4492777 (1985-01-01), Denton, Jr. et al.
patent: 4527979 (1985-07-01), McLean et al.
Billington Richard W.
Williams Jill A.
Dentsply Limited
Hanson, Jr. Edward J.
Lilling Herbert J.
Wheeler David E.
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