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US 4,308,190 AGranted
Dental materials based on organic plastics in paste form
AssigneeBayer Aktiengesellschaft
InventorsMichael Walkowiak, Wolfgang Podszun, Bernhard Leusner, Carlhans Suling, Hans H. Schulz
Life of this patent
Estimating the term…
Abstract
A dental material is provided based on organic plastics in paste form, which consists essentially of (a) a polymerizable binder, (b) a crosslinked bead polymer and (c) a fine-particled inorganic filler.
Claims12
A dental material in paste form which consists essentially of
- (a) at least one polymerizable binder wherein at least 50% by weight of said binder is at least one ester of methacrylic acid and a monohydric or polyhydric alcohol,
- (b) at least one cross-linked bead polymer plastic made from at least one ester of methacrylic acid and a monohydric or polyhydric alcohol and
- (c) a fine-particled inorganic filler.
Dependencies are inferred from the claim text.