Composition and eyeglass lens
AssigneeNikon-Essilor Co., Ltd.
InventorYuka IGAMI
Life of this patent
Estimating the term…
Abstract
An object of the present disclosure is to provide a composition capable of forming a layer having excellent interlayer adhesion. The composition of the present disclosure includes a polymer S of silsesquioxane having a polymerizable group; and a compound X selected from the group consisting of a monomer M and a polymer P of the monomers M, wherein the monomer M is selected from the group consisting of polyalkylene glycol di(meth)acrylate and urethane (meth)acrylate, in a molecular weight distribution curve of the polymer S obtained by gel permeation chromatography, the peak top molecular weight of the polymer S is 2800 or more, and in a molecular weight distribution curve of the polymer P obtained by gel permeation chromatography, the peak top molecular weight of the polymer P is 3500 or more.
Claims9
A composition comprising:
- a polymer S of silsesquioxane having a polymerizable group;
- and
- a compound X selected from the group consisting of a monomer M and a polymer P of the monomers M, wherein
- the monomer M is selected from the group consisting of polyalkylene glycol di(meth)acrylate and urethane (meth)acrylate,
- in a molecular weight distribution curve of the polymer S obtained by gel permeation chromatography, the peak top molecular weight of the polymer S is 2800 or more, and
- in a molecular weight distribution curve of the polymer P obtained by gel permeation chromatography, the peak top molecular weight of the polymer P is 3500 or more.
A composition comprising:
- silsesquioxane having a polymerizable group;
- and
- a polymer P of monomers M selected from the group consisting of polyalkylene glycol di(meth)acrylate and urethane (meth)acrylate, wherein,
- in a molecular weight distribution curve of the polymer P obtained by gel permeation chromatography, the peak top molecular weight of the polymer P is 3500 or more.
Dependencies are inferred from the claim text.