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Title:
EO/PO-MODIFIED 9-PHENYLACRIDINE PHOTOSENSITIZER AND APPLICATION THEREOF
Document Type and Number:
WIPO Patent Application WO/2021/104224
Kind Code:
A1
Abstract:
An EO/PO-modified 9-phenylacridine photosensitizer, having a structure as shown in general formula (I). When the photosensitizer is applied to a photosensitive resin composition, the composition has the characteristics of high photosensibility, high resolution, high solubility, excellent dispersion stability, and excellent development, and has good hydrophilicity during development; the amount of sludge in a developer during recycling can be significantly reduced, so that the developer can be used repeatedly and effectively.

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Inventors:
QIAN XIAOCHUN (CN)
Application Number:
PCT/CN2020/130998
Publication Date:
June 03, 2021
Filing Date:
November 24, 2020
Export Citation:
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Assignee:
CHAN N CHANGZHOU TRONLY NEW ELECTRONIC MAT CO LTD (CN)
CHAN N CHANGZHOU TRONLY ADVANCED ELECTRONIC MAT CO LTD (CN)
International Classes:
C07D219/02; G03F7/031; C07D219/04
Foreign References:
CN107765510A2018-03-06
CN102952071A2013-03-06
CN102341753A2012-02-01
CN105629662A2016-06-01
EP0780376A11997-06-25
US3997708A1976-12-14
CN101525392A2009-09-09
CN102675203A2012-09-19
CN107765510A2018-03-06
Other References:
See also references of EP 4067998A1
Attorney, Agent or Firm:
HANDE INTELLECTUAL PROPERTY FIRM (CN)
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