公开(公告)号：US20230205031A1

公开(公告)日：2023-06-29

申请号：US18068957

申请日：2022-12-20

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Hsiang-Jui CHEN ,  Yi-Chang DU ,  Jauder JENG ,  Jheng-Ying LI

IPC: G02F1/1516 ,  G02F1/155 ,  G02F1/1523

CPC classification number: G02F1/15165 ,  G02F1/155 ,  G02F1/1525

Abstract: An electrochromic composition, an electrochromic layer and an electrochromic device are provided. The electrochromic composition includes 20-80 parts by weight of polyimide, 20-80 parts by weight of silicon oxide nanoparticle, 1-50 parts by weight of electrochromic material, and 850 to 1200 parts by weight of solvent. The polyimide is a reaction product of a dianhydride and a diamine. The dianhydride and the diamine are as defined in the specification.

公开(公告)号：US20240317675A1

公开(公告)日：2024-09-26

申请号：US18395277

申请日：2023-12-22

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Guey-Sheng LIOU ,  Chyi-Ming LEU ,  Jheng-Ying LI ,  Hsiang-Jui CHEN ,  Yu Jen SHAO ,  Min Hsiu TU ,  Hou Lin LI

IPC: C07C217/92 ,  C09K9/02 ,  G02F1/1514 ,  G02F1/155

CPC classification number: C07C217/92 ,  C09K9/02 ,  G02F1/1514 ,  G02F1/155 ,  C09K2211/1007 ,  C09K2211/1014

Abstract: An electrochromic composition includes an oxidizable compound, a reducible compound, and a solvent. The oxidizable compound includes




wherein each R2 is independently —N(R1)2, —OR1, or —R1, and R1 is C1-3 alkyl group. The reducible compound has a chemical structure of




and each R3 is independently C4-12 alkyl group, —OCnH2n+1,




and n=0˜7.