Title:
PREPARATION METHOD FOR AND USE OF POLYCAPROLACTONE POLYOL
Document Type and Number:
WIPO Patent Application WO/2023/102950
Kind Code:
A1
Abstract:
A preparation method for and the use of a polycaprolactone polyol thereof. A polycaprolactone polyol is prepared by means of the polymerization of hydrogenated bisphenol A and ε-caprolactone, and has the characteristics and advantages of low chroma and a high reaction activity. The polycaprolactone polyol is used as a raw material for a polyurethane-acrylic coating, and can improve the solvent resistance, weather resistance, hydrolysis resistance and surface gloss of the coating.
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Inventors:
GAO WEI (CN)
LI JIAHAO (CN)
WANG XIANGJIE (CN)
TAO ZHIHAO (CN)
PENG YOUZHI (CN)
PENG TAO (CN)
LI JIAHAO (CN)
WANG XIANGJIE (CN)
TAO ZHIHAO (CN)
PENG YOUZHI (CN)
PENG TAO (CN)
Application Number:
PCT/CN2021/137271
Publication Date:
June 15, 2023
Filing Date:
December 11, 2021
Export Citation:
Assignee:
HUNAN JUREN CHEMICAL NEW MATERIAL TECH CO LTD (CN)
International Classes:
C08G63/08; C08G18/42; C08G63/85; C09D175/06
Domestic Patent References:
| WO2020023735A1 | 2020-01-30 |
Foreign References:
| US5159047A | 1992-10-27 | |||
| CN1842550A | 2006-10-04 | |||
| JPH02180849A | 1990-07-13 | |||
| CN102612530A | 2012-07-25 | |||
| US6248819B1 | 2001-06-19 | |||
| EP0102501A1 | 1984-03-14 |
Attorney, Agent or Firm:
CHANGSHA LUCHUANG TIMES PATENT AGENCY (GENERAL PARTNER) (CN)
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