PHOTOCURABLE RESIN COMPOSITION AND THREE-DIMENSIONAL STEREOLITHOGRAPHY PRODUCT

Title:

PHOTOCURABLE RESIN COMPOSITION AND THREE-DIMENSIONAL STEREOLITHOGRAPHY PRODUCT

Document Type and Number:

WIPO Patent Application WO/2022/163443

Kind Code:

A1

Abstract:

Provided is a photocurable resin composition which contains a reactive compound and a photopolymerization initiator. A cured product of the photocurable resin composition has two or more glass transition points including TgA and TgB. TgA is lower than 25ºC. TgB is 25°C or higher. A cured product of the photocurable resin composition has a breaking elongation of 130% or more when measured in accordance with ASTM D638. A cured product of the photocurable resin composition has a breaking strength of 3 MPa or more when measured in accordance with ASTM D638.

Inventors:

WATANABE KOJI (JP)
INOUE TATSUYA (JP)

Application Number:

PCT/JP2022/001648

Publication Date:

August 04, 2022

Filing Date:

January 18, 2022

Export Citation:

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Assignee:

NAGASE CHEMTEX CORP (JP)

International Classes:

C08F290/06; B29C64/106; B29C64/264; B33Y70/00; B33Y80/00; C08F2/50

Domestic Patent References:

WO2015056614A1	2015-04-23
WO2020246610A1	2020-12-10
WO2019035387A1	2019-02-21

Foreign References:

JP2020076005A	2020-05-21
JP2015174919A	2015-10-05
JP2017081153A	2017-05-18
JP2017132171A	2017-08-03
JP2016065212A	2016-04-28
JP2020044778A	2020-03-26
JP2015523452A	2015-08-13
JP2020044763A	2020-03-26