RU2222038C2

RU2222038C2 - Photopolymer composition for hologram records

Info

Publication number: RU2222038C2
Application number: RU2002100510/04A
Authority: RU
Inventors: В.В. Шелковников; Т.Н. Герасимова; Е.Ф. Пен; А.В. Константинова; Ю.А. Сазонов; В.А. Лоскутов; В.Н. Бережна; В.Н. Бережная; А.М. Синюков
Original assignee: Новосибирский институт органической химии им. Н.Н. Ворожцова СО РАН
Priority date: 2002-01-08
Filing date: 2002-01-08
Publication date: 2004-01-20

Abstract

FIELD: polymer materials. SUBSTANCE: photopolymer composition for recording reflecting and transmitting holograms contains (i) polymer binder; (ii) monomer component: N-acryloyl compounds of formula I:

(I) wherein R₁ and R₂ are hydrogen atoms (acrylamide), R₁ and R₂ are methyl groups (N, N-dimethylacrylamide), R₁ is hydrogen and R₂ is allyl group (N-allylacrylamide), or R₁,R₂ denotes substituent of formula II:

(II) wherein X is methylene group (N- acryloylpiperidin), ethylimino group (1-acryloyl-4-ethylpiperazine), oxygen (N-acryloylmorpholine), piperazinyl (1-acryloyl-4-phenylpiperazine); (iii) poly(vinyl alcohol) derivative containing tertiary amino group expressed by formula III:

(III) wherein l+m+n=800-1000, l=10-40%, m= 30-80%, n=5-30%, Y is methylene, hydroxymethylimino, ethylimino, piperazino group, or oxygen atom; (iv) erythrosine or methylene blue dye; (v) hydrogen donor: 4-ethyl- (4H)-1,2,4-triazole-3-thiol; (v) crosslinking agent: 1,4- bis(acryloyl)piperazine or 1,4,7-tris(acryloyl)-1,4,7-triazacyclononane; (vi) surfactant of formula IV:

Description

Текст описания в факсимильном виде (см. графический материал)м Description text in facsimile form (see graphic material) m

Claims

A photopolymer composition for producing reflective and transmission holograms containing a polymer binder, monomer component and a photoinitiating system with a polymer donor component, a dye-sensitizer and a hydrogen atom donor, characterized in that it contains N-acryloyl compounds of the general formula as monomers

where r ₁ = H, R ₂ = H (acrylamide), R ₁ = CH ₃ , R ₂ = CH ₃ (N, N-dimethyl acrylamide), r ₁ = H, R ₂ = CH ₂ CH = CH ₂ (N- allyl acrylamide) or

where X = CH ₂ (N-acryloylpiperidine), NCH ₂ CH ₃ (1-acryloyl-4-ethylpiperazine), O (N-acryloylmorpholine), NC ₆ H ₅ (1-acryloyl-4-phenylpiperazine); as a component of the initiating system, a polymer donor component, a polyvinyl alcohol derivative containing a tertiary amino group of the general formula

where 1 + m + n = 800-1000, 1 = 10-40%, m = 30-80%, n = 5-30%, Y = CH ₂ , NCH ₂ CH ₂ OH, NCH ₂ CH ₃ , N- C ₆ H ₅ , O;

erythrosine or methylene blue as a sensitizer dye; as a donor of hydrogen atoms, 4-ethyl- (4H) -1,2,4, -triazole-3-thiol and an additional crosslinking component, 1,4-bis (acryloyl) piperazine or 1,4,7-trisacryloyl-1 4,7-triazacyclononan; surfactant of the formula

where x + y + z = 20;

n = 11 (Tween-20), 15 (Tween-40), 17 (Tween-60);

and a radical carrier - benzothiazole or benzoxazole disulfide in the following ratio of components, wt.%:

Polymer binder 40-60

The specified monomer component 20-40

The specified derivative of polyvinyl alcohol containing a tertiary amino group 1-5

Erythrosine or methylene blue 0.01-0.05

The specified crosslinking component 5-20

The specified surfactant is 0.01-0.05

The hydrogen atom donor is

4-ethyl- (4H) -1,2,4, -triazole-3-thiol 5-10

The specified radical carrier 1-5