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Title:
APPLICATION OF ZNAL2O4 IN PIGMENTS
Document Type and Number:
WIPO Patent Application WO/2023/168940
Kind Code:
A1
Abstract:
The present invention relates to an application of ZnAl2O4 in pigments and a near-infrared reflective coating comprising ZnAl2O4. The ZnAl2O4 has a high whiteness value, has excellent acid resistance, alkali resistance, and high-temperature resistance, and has high near-infrared reflectivity, the reflectivity in a 800-2500 nm near-infrared region being greater than 92%; moreover, the ZnAl2O4 itself and synthetic raw materials thereof are all non-toxic, no pollutants will be generated during a production process, and the ZnAl2O4 is safe, cheap, environmentally friendly, and suitable for large-scale production.

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Inventors:
LI MANRONG (CN)
ZHOU XIAO (CN)
YAO SHANMING (CN)
HAN YINGYING (CN)
Application Number:
PCT/CN2022/124702
Publication Date:
September 14, 2023
Filing Date:
October 11, 2022
Export Citation:
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Assignee:
UNIV SUN YAT SEN (CN)
International Classes:
C09C1/04; C09C1/40; C09D5/00
Foreign References:
JPH06191838A1994-07-12
JPH11100530A1999-04-13
US2269508A1942-01-13
CA430866A1945-10-30
Attorney, Agent or Firm:
YOGO PATENT AND TRADEMARK AGENCY LIMITED COMPANY (CN)
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