Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1992-03-31
1994-01-04
Buttner, David J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
523116, 525309, 5263292, A61L 2500, C09J13312, C08F26506
Patent
active
052760707
ABSTRACT:
There is disclosed a bone cement composition comprising (a) a liquid component comprising a monomer of an acrylic ester and (b) a powdered component comprising a terpolymer of methyl methacrylate, butyl methacrylate, and styrene. A prepared terpolymer, based on the weight of the powdered component, has between 55 to 89.5% methyl methacrylate, 10 to 40% butyl methacrylate and 0.5 to 5% styrene.
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patent: 4837279 (1989-06-01), Arroyo
patent: 4910259 (1990-03-01), Kindt-Larsen
Akers Lawrence C.
Augustin Raymond W.
Buttner David J.
Pfizer Hospital Products Group Inc.
Richardson Peter C.
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