发明授权
US5391666A Light-responsive plate containing the metal salt of a phthalic acid derivative 失效
含有邻苯二甲酸衍生物的金属盐的光响应板

Light-responsive plate containing the metal salt of a phthalic acid
derivative
摘要:
A shading and light-responsive plate or film is composed or a transparent polymer containing a novel phthalic acid derivative metal salt and further near infrared ray shading plate or film is composed of a transparent polymer containing the aforesaid phthalic acid derivative copper salt or lead salt and a near infrared absorbing coloring material formed from a thioamide derivative or thiourea derivative.
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