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    • 8. 发明授权
    • Polymers, method of producing the same and use of the same
    • 聚合物,生产方法和使用方法
    • US06197923B1
    • 2001-03-06
    • US09051754
    • 1998-04-20
    • Takakazu Yamamoto
    • Takakazu Yamamoto
    • C08G4306
    • H01M4/60C08G61/12C09K9/02D01F6/58G02F1/15H01B1/128H01L51/0035H01M4/606H01M4/608
    • N-Oxides of nitrogenous heterocycle or nitrogenous fused heterocycle polymers of general formula (1) or (7) (wherein any two of a, b, c, d, e, f, g and h are carbon atoms participating in the bonding between repeating units; at least one of them is N→O; the rest are each CH, N or N→O; and the degree of polymerization “n” is at least 5). These polymers have excellent heat resistance, are soluble in aqueous or organic solvents and controllable in the degree of depolarization and electrochemical redox potential, exhibit clear color changes by chemical or electrochemical oxidation or reduction, and are conductive per se . They can be used as moldings such as fibers and films; electrochromic elements; active materials and electrodes of cells; semiconductors including n-type semiconductors; and so on.
    • 通式(1)或(7)的氮杂环或含氮稠合杂环聚合物的N-氧化物(其中a,b,c,d,e,f,g和h中的任何两个是参与重复键合的碳原子 单元;其中至少一个为N-> O;其余各为CH,N或N-> O;聚合度“n”至少为5)。 这些聚合物具有优异的耐热性,可溶于水性或有机溶剂,并且可以在去极化和电化学氧化还原电位的程度上控制,通过化学或电化学氧化或还原表现出明显的颜色变化,并且本身是导电的。 它们可以用作纤维和薄膜等模制品; 电致变色元件; 细胞活性物质和电极; 包括n型半导体的半导体; 等等。
    • 10. 发明授权
    • Electrochromic copolymers including vinyl alcohol or vinyl acetate units
    • 包括乙烯醇或乙酸乙烯酯单元的电致变色共聚物
    • US5561206A
    • 1996-10-01
    • US416458
    • 1995-04-03
    • Takakazu YamamotoMasaki Wakabayashi
    • Takakazu YamamotoMasaki Wakabayashi
    • C08F8/04C08F8/06C08F246/00C09K9/02G02F1/15C08F228/06C08F218/04
    • G02F1/15C08F246/00C08F8/04C08F8/06C09K9/02
    • Disclosed is a copolymer represented by the following general formula (1): ##STR1## wherein R.sub.1 represents a group based on a polymer or a copolymer possessing electroconductivity and inducing coloration or discoloration on being oxidized or reduced, R.sub.2 and R.sub.3 represent independently a hydrogen atom or an alkyl group having 1 to 1,000 carbon atoms, A represents a group possessing polarity and exhibiting affinity for ions, and L and M are independently an integer of at least 1, providing that the total degree of polymerization is an integer in the range of 10 to 12,000. The copolymer may be a block copolymer or a random copolymer. This copolymer exhibits electrochromism and, therefore, is useful as a coloring-discoloring material which induces coloration or discoloration on being oxidized or reduced, particularly as an electrochromic substance used in an electrochromic display device.
    • 公开了由以下通式(1)表示的共聚物:其中R1表示基于聚合物的基团或具有导电性的共聚物,并且在被氧化或还原时引起着色或变色,R2和R3独立地表示 氢原子或碳原子数为1〜1000的烷基,A表示具有极性且对离子具有亲和性的基团,L和M独立地为1以上的整数,条件是总聚合度为 范围在10到12,000之间。 共聚物可以是嵌段共聚物或无规共聚物。 该共聚物表现出电致变色作用,因此可用作着色变色材料,其特别是作为电致变色显示装置中使用的电致变色物质而引起着色或变色被氧化或还原。