The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 05, 2024
Filed:
Dec. 24, 2019
Tokuyama Dental Corporation, Tokyo, JP;
Ayumu Gyakushi, Tokyo, JP;
Tatsuya Yamazaki, Tokyo, JP;
TOKUYAMA DENTAL CORPORATION, Tokyo, JP;
Abstract
A curable composition for a denture base is provided which comprises a paste-like composition containing (A) (meth)acrylic monomers, (B) a monomer-absorbing porous organic cross-linked polymer which can absorb the (A) (meth)acrylic monomers, and (C) a polymerization initiator selected from a photopolymerization initiator and a thermal polymerization initiator, wherein the content of (B) the monomer-absorbing porous organic cross-linked polymer is 20-80 parts by mass per 100 parts by mass of the (A) (meth)acrylic monomers, and the absorption amount: R={(g−A)/(g−B)}, measured in accordance with JIS K5101-13-1:2004, and defined by the amount of (A) (meth)acrylic monomers: g−A (unit: g) absorbed per unit amount of (B) the monomer-absorbing porous organic cross-linked polymer: g−B (unit: g) is greater than or equal to 1.5.