# US 11,299,643 B2 · Active energy ray curable-type ink jet ink, light shielding film, and method of manufacturing light shielding film

> Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt

- Number: US 11,299,643 B2
- Document ID: US11299643B2
- Status: Granted
- Kind: B2
- Application number: 16/808,372
- Filed: 2020-03-04
- Published: 2020-06-25
- Granted: 2022-04-12
- Earliest claimed: 2017-09-27
- Assignees: FUJIFILM Corporation
- Applicants: Fujifilm Corporation
- Inventors: Toshihiro Kariya
- Web page: https://patentgrep.com/patent/US11299643B2

## CPC

- C09D 11/101: Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
- C09D 11/107: from unsaturated acids or derivatives thereof
- B41J 2/01: Ink jet
- B41J 2/2107: {characterised by the ink properties (supplying ink in a solid state B41J2/17593)}
- B41J 11/002: {Curing or drying the ink on the copy materials, e.g. by heating or irradiating}
- B41J 11/0021: {using irradiation}
- B41M 5/0023: {Digital printing methods characterised by the inks used (inks per se C09D11/00)}
- C09D 11/322: Pigment inks
- C09D 11/326: characterised by the pigment dispersant
- C09D 11/38: characterised by non-macromolecular additives other than solvents, pigments or dyes
- G02B 5/20: Filters (polarising elements G02B5/30)
- G02B 5/223: {containing organic substances, e.g. dyes, inks or pigments}
- B41M 3/003: {on optical devices, e.g. lens elements; for the production of optical devices (production by thermal imaging means B41M5/265)}
- B41M 3/006: {Patterns of chemical products used for a specific purpose, e.g. pesticides, perfumes, adhesive patterns; use of microencapsulated material; Printing on smoking articles}
- B41M 7/0081: {using electromagnetic radiation or waves, e.g. ultraviolet radiation, electron beams}
- C08K 3/11: Compounds containing metals of Groups 4 to 10 or of Groups 14 to 16 of the Periodic Table
- C08K 2003/2237: {of titanium}
- C09D: COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR (cosmetics A61K; processes for applying liquids or other fluent materials to surfaces, in general, B05D; staining wood B27K5/02; glazes or vitreous enamels C03C; natural resins, French polish, drying-oils, driers, turpentine, per se, C09F; polishing compositions other than French polish, ski waxes C09G; adhesives or use of materials as adhesives C09J; materials for sealing or packing joints or covers C09K3/10; materials for stopping leaks C09K3/12; processes for the electrolytic or electrophoretic production of coatings C25D)
- B41J: TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41M: PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING, (correction of typographical errors B41J; processes for applying transfer pictures or the like B44C1/16; fluid media for correction of typographical errors by coating C09D10/00; printing textiles D06P)
- G02B: OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- C08K: Use of inorganic or non-macromolecular organic substances as compounding ingredients (paints, inks, varnishes, dyes, polishes, adhesives C09)

## Abstract

An active energy ray curable-type ink jet ink containing: titanium black; and a monomer A which is a non-aromatic heterocyclic compound having an ethylenically unsaturated double bond, a light shielding film, and a method of manufacturing the light shielding film.

## Claims

### Claim 1

A method of manufacturing a light shielding film, comprising:
applying an active energy ray curable-type ink jet ink to a base material by an ink jet method to form an ink film; and
irradiating the ink film with active energy rays to cure the ink film, thereby obtaining a light shielding film,
the active energy ray curable-type ink jet ink comprising:
titanium black;
a monomer A which is a non-aromatic heterocyclic compound having an ethylenically unsaturated double bond;
a monomer B which is an alicyclic compound having an ethylenically unsaturated double bond; and
an acidic dispersant.

### Claim 2 (depends on 1)

The method of manufacturing a light shielding film according to claim 1,
wherein the ink has a content of the monomer B of 35 mass % to 200 mass % with respect to a content of the monomer A.

### Claim 3 (depends on 1)

The method of manufacturing a light shielding film according to claim 1,
wherein a content of the monomer A is 10 mass % or greater with respect to a total amount of the monomers in the active energy ray curable-type ink jet ink.

### Claim 4 (depends on 1)

The method of manufacturing a light shielding film according to claim 1,
wherein a monofunctional monomer content is 80 mass % or greater with respect to a total amount of the monomers in the active energy ray curable-type ink jet ink.

### Claim 5 (depends on 1)

The method of manufacturing a light shielding film according to claim 1,
wherein an organic solvent content is 1 mass % or less with respect to a total amount of the active energy ray curable-type ink jet ink.

### Claim 6 (depends on 1)

The method of manufacturing a light shielding film according to claim 1,
wherein the active energy ray curable-type ink jet ink further comprises at least one of a thioxanthone compound or a thiochromanone compound.

### Claim 7 (depends on 6)

The method of manufacturing a light shielding film according to claim 6,
wherein a total content of the thioxanthone compound and the thiochromanone compound is 1 mass % to 8 mass % with respect to a total amount of the active energy ray curable-type ink jet ink.

### Claim 8 (depends on 1)

The method of manufacturing a light shielding film according to claim 1,
wherein the acidic dispersant has an acid value of 20 mgKOH/g or greater.

### Claim 9 (depends on 1)

A light shielding film which is a product obtained by the method according to claim 1.