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Use of dyestuff containing straight chain alkane ketnoe or cyclanone as main body in two-photon polymerized sensitization

A two-photon polymerization and cycloalkane ketone technology, which is applied in the field of two-photon polymerization sensitization of dyes containing linear alkane ketones or cycloalkane ketones as the main body, can solve the problem of high two-photon polymerization that ordinary photopolymerization dyes do not have. Causes problems such as efficiency, and achieves the effect of convenient adjustment, large two-photon absorption cross section, and low price

Inactive Publication Date: 2004-12-15
TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The purpose of the present invention is to solve the problem that ordinary photopolymerizable dyes do not have high two-photon polymerization initiation efficiency, and provide a class of dyes with large two-photon absorption cross-section and high efficiency and economy containing linear alkane ketones or cycloalkane ketones as the main body Use in two-photon polymerization sensitization

Method used

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  • Use of dyestuff containing straight chain alkane ketnoe or cyclanone as main body in two-photon polymerized sensitization
  • Use of dyestuff containing straight chain alkane ketnoe or cyclanone as main body in two-photon polymerized sensitization
  • Use of dyestuff containing straight chain alkane ketnoe or cyclanone as main body in two-photon polymerized sensitization

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0032] In a 250ml container, add 80 grams of toluene and 10 grams of polymethyl methacrylate, stir to dissolve it, then add 4 grams of hydroxyethyl methacrylate and 4 grams of hydroxypropyl methacrylate, 0.7 grams of bis-( P-N.N-dimethylaminobenzylidene) acetone and 0.3 gram of dodecyl mercaptan, after fully mixing, finally add 1.0 gram of hexaarylbiimidazole, after all dissolved, the prepared two-photon polymerization sensitization material . It is coated on the upper surface of the glass substrate by scraping, and after the coating film is dried, the optical storage material capable of two-photon polymerization is obtained. Using a laser light source with a wavelength of 700-1064nm, an average output power of 5-100 milliwatts, and a pulse width of 120 femtoseconds, it is focused into a spot with a diameter of less than 60 microns, and image storage is performed through two-photon photopolymerization.

Embodiment 2

[0034] The two-photon polymerization sensitized material was prepared according to the method in Example 1. The raw materials used are:

[0035] 75 grams of mixed solvent of chloroform and methanol (volume ratio 10 to 1)

[0036] 10 g polyvinyl acetate

[0037] 8 grams of hydroxyethyl methacrylate

[0038] N-Vinylcarbazole 4.8g

[0039] Bis-(p-N,N-diethylaminobenzylidene)cyclohexanone 0.6g

[0040] Dodecyl Mercaptan 0.4g

[0041] Hexaarylbisimidazole 1.2g

[0042] The prepared two-photon polymerization sensitizing material is coated on the polyester sheet substrate by spin coating, and dried to form a thin film. Use a laser light source with a wavelength of 700-1064nm, an average output power of 5-100 milliwatts, and a pulse width of 120 femtoseconds to focus into a spot with a diameter of less than 60 microns for processing three-dimensional micron patterns. The recorded information can be passed Two-photon fluorescence method readout.

Embodiment 3

[0044] The two-photon polymerization sensitized material was prepared according to the method in Example 1. The raw materials used are:

[0045] Toluene 80g

[0046]6 g polymethyl methacrylate

[0047] Cellulose acetate 6 g

[0048] 3 g Hydroxyethyl Methacrylate

[0049] N-Vinylcarbazole 2.9g

[0050] Bis-(p-ethylbenzylidene)cyclopentanone 0.8g

[0051] BYK 066 0.2 g

[0052] BYK 354 0.3 g

[0053] Diphenyliodonium tetrafluoroborate 0.8g

[0054] The prepared two-photon polymerization sensitizing material is coated on the organic glass substrate by means of dip coating and dried to form a thin film. Using a laser light source with a wavelength of 700-1064nm, an average output power of 5-100 milliwatts, and a pulse width of 120 femtoseconds, it is focused into a spot with a diameter of less than 60 microns, and image storage is performed through two-photon photopolymerization.

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Abstract

A dye whose main component is straight-chain alkane ketone or cycloalkane ketone is disclosed. It can be used to prepare the dual-photon polymerization sensitive film material through mixing it with adhesive, organic solvent, monomer, assistant and light trigger, stirring coating on glass or terylene film, and drying to obtain the product.

Description

field of invention [0001] The invention belongs to the field of two-photon polymerization initiating systems, and particularly relates to the use of a class of high-efficiency dyes containing straight-chain alkane ketones or cycloalkane ketones as the main body in two-photon polymerization sensitization. Background technique [0002] Two-photon polymerization technology is a photopolymerization technology with outstanding advantages in micron and submicron fine processing, and will play an irreplaceable role in ultra-high-density information mass storage and fine processing of complex structures. Using this technology, multi-layer optical storage, two-photon holographic storage, and fine processing of complex structures at the nanometer, submicron, and micron levels can be performed. So far, the dyes used in two-photon polymerization technology have been reported to use dyes with complicated synthesis processes and very expensive prices. As reported i...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C09D133/06
Inventor 吴飞鹏施盟泉李妙贞王尔鉴杨永源
Owner TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI