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Title:
PARTICLES CONTAINING MODIFIED POLYVINYL ALCOHOL
Document Type and Number:
WIPO Patent Application WO/2019/160142
Kind Code:
A1
Abstract:
Particles according to the present invention are characterized by having an average particle diameter of 300-1,000 μm and by containing a modified polyvinyl alcohol which contains a vinyl alcohol unit and a constituent unit represented by formula (1), with the content of the vinyl alcohol unit relative to all constituent units being 60-90% by mole. Consequently, the present invention provides particles containing a modified polyvinyl alcohol, which have high water solubility and high affinity for photosensitive monomers, while having excellent photosensitivity. (In formula (1), R1 represents a hydrogen atom or a methyl group.)

Inventors:
AMANO, Yusuke (2045-1, Sakazu, Kurashiki-sh, Okayama 01, 〒7100801, JP)
TACHIBANA, Yuki (2045-1, Sakazu, Kurashiki-sh, Okayama 01, 〒7100801, JP)
SHIMIZU, Yuki (2045-1, Sakazu, Kurashiki-sh, Okayama 01, 〒7100801, JP)
MAEKAWA, Kazuhiko (2045-1, Sakazu, Kurashiki-sh, Okayama 01, 〒7100801, JP)
Application Number:
JP2019/005878
Publication Date:
August 22, 2019
Filing Date:
February 18, 2019
Export Citation:
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Assignee:
KURARAY CO., LTD. (1621, Sakazu Kurashiki-sh, Okayama 01, 〒7100801, JP)
International Classes:
C08F8/46; C08F16/06; C08L29/04; C08F290/12; C08F299/00
Domestic Patent References:
WO2007119735A12007-10-25
WO2008129936A12008-10-30
WO2007023762A12007-03-01
WO2008143286A12008-11-27
WO2019031461A12019-02-14
WO2018124014A12018-07-05
WO2018124015A12018-07-05
WO2018124242A12018-07-05
Foreign References:
JP2007063383A2007-03-15
JPS486195B
Attorney, Agent or Firm:
SETOUCHI INTERNATIONAL PATENT FIRM (Growth-2 Building, 4-9-1 Ima, Kita-ku, Okayama-sh, Okayama 75, 〒7000975, JP)
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