US 4,383,052 AGranted

1-Methacryloxyethane-1,1-diphosphonic acid and its salts and dental adhesive composition containing same

AssigneeLion Corporation

InventorsMoriaki Higo, Yasuo Kikuchi, Shinya Kitoh, Shin-ichi Suzuki, Haruhiko Toda

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Abstract

A novel compound, 1-methacryloxyethane-1,1-diphosphonic acid and its salts provide improved adhesion to tooth substances when used as a polymerizable monomer in a dental adhesive composition.

Claims9

Dependent claims

1-Methacryloxyethane-1,1-diphosphonic acid having the formula (1) and its salts. ##STR16##

Dependencies are inferred from the claim text.

Facts

Application: 06/330,604Filed 14 Dec 1981
Priority: JP 55-18106320 Dec 1980
Granted: 10 May 1983
Term ends: Not estimatedThe source records don’t support an estimate.

Classification7 codes

C08F 30/02
Homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond,…
A61K 6/30
Preparations for dentistry: compositions for temporarily or permanently fixing teeth or palates, e.g. primers for dental adhesives
A61K 6/887
Comprising natural or synthetic resins: compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
C07F 9/386
Polyphosphonic acids: containing hydroxy substituents in the hydrocarbon radicals

Family

No related US applications are recorded in the indexed filing history.

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