US 2020/0183277 A1 · COMPOSITION, METHOD OF MANUFACTURING COMPOSITION, FILM, OPTICAL FILTER, LAMINATE, SOLID IMAGE PICKUP ELEMENT, IMAGE DISPLAY DEVICE, AND INFRARED SENSOR

Abstract

A composition includes: an infrared absorbing pigment; an acid or a base that undergoes neutralization or a salt interchange reaction with the infrared absorbing pigment; an acidic or basic resin; and a solvent, in which in a case where the acid is included, the acidic resin is included, in a case where the base is included, the basic resin is included, and in a case where a pKa of the acid is represented by pKa1A, a conjugate acid pKa of the base is represented by pKa1B, a pKa of the acidic resin is represented by pKa2A, and a conjugate acid pKa of the basic resin is represented by pKa2B, any one of the following Expression A or Expression B is satisfied. pKa1A>pKa2A Expression A pKa1B<pKa2B Expression B

Claims15

Dependent claims

A composition comprising:

an infrared absorbing pigment;
an acid or a base that undergoes neutralization or a salt interchange reaction with the infrared absorbing pigment;
an acidic or basic resin;
and
a solvent,
wherein in a case where the acid is included, the acidic resin is included,
in a case where the base is included, the basic resin is included, and
in a case where a pKa of the acid is represented by pKa1A, a conjugate acid pKa of the base is represented by pKa1B, a pKa of the acidic resin is represented by pKa2A, and a conjugate acid pKa of the basic resin is represented by pKa2B, any one of the following Expression A or Expression B is satisfied,
pKa1A>pKa2A Expression A, and
pKa1B<pKa2B Expression B.

7 more elements

Dependencies are inferred from the claim text.

Facts

Application

16/789,229Filed 12 Feb 2020

Priority

JP 2017-1723587 Sep 2017

Published

11 Jun 2020

Term ends

Not estimatedThe source records don’t support an estimate.

Classification36 codes

C09D 4/06
Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable…:…
G03F 7/038
Photosensitive materials: macromolecular compounds which are rendered insoluble or differentially wettable
C08F 2/44
Processes of polymerisation: polymerisation in the presence of compounding ingredients, e.g. plasticisers, dyestuffs, fillers
C08F 2/50
By ultraviolet or visible light: with sensitising agents

Composition, method of manufacturing composition, film, optical filter, laminate, solid image pickup element, image display device, and infrared sensor

Life of this patent

Composition, method of manufacturing composition, film, optical filter, laminate, solid image pickup element, image display device, and infrared sensor

Life of this patent

Abstract

Claims15