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US 12,006,382 B2Granted
(Meth)acrylate, monomer composition for dental material, molded body, composition for dental material, dental material, and method of manufacturing (meth)acrylate
AssigneeMitsui Chemicals, Inc.
InventorsNaoyuki Kakinuma, Eri Koizumi
Life of this patent
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Abstract
A (meth)acrylate includes a reaction product of a thiol compound containing two or more thiol groups, and a (meth)acrylate compound containing two or more (meth)acryloyloxy groups.
Claims10
A method of manufacturing a (meth)acrylate, the method comprising:
- preparing a composition comprising a thiol compound containing two or more thiol groups, a (meth)acrylate compound containing two or more (meth)acryloyloxy groups, and an alkylphosphine compound;
- and
- producing a (meth)acrylate (A) containing a sulfide bond by reacting the thiol compound and the (meth)acrylate compound,
- wherein the alkylphosphine compound comprises a trialkylphosphine compound, and
- wherein the (meth)acrylate (A) comprises a structure formed by reacting the thiol groups contained in the thiol compound and the (meth)acryloyloxy groups contained in the (meth)acrylate compound, and wherein the (meth)acrylate (A) does not contain a thiol group, and contains a (meth)acryloyloxy group.
2 more elements
Dependencies are inferred from the claim text.