Detail of "98660-18-5"

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Thermochromic color-memorizing microcapsule pigments: Thermochromic color-memorizing microcapsule pigments. Senga, Kuniyuki (Pilot Ink Co., Ltd., Japan). Jpn. Kokai Tokkyo Koho JP 2004107367 A2 8 Apr 2004, 9 pp. (Japanese). (Japan). CODEN: JKXXAF. CLASS: ICM: C09B067-08. ICS: C09K009-02. APPLICATION: JP 2002-267851 13 Sep 2002. DOCUMENT TYPE: Patent CA Section: 42 (Coatings, Inks, and Related Products) Section cross-reference(s): 74 The pigments with temp. hysteresis width (DH) 20-60° in temp.-color d. curve, useful for coatings and inks, consist of microencapsulated compns. 98660-18-5 is the cas registry number of certain chemical which is used as reagents here. contg. electron-donative color formers, electron doners, and diesters of C312 satd. linear dibasic acids and monohydric arom. alcs. for color-forming reaction control. Thus, pigments manufd. from 3-(4-diethylamino-2-hexyloxyphenyl)-3-(1-ethyl-2-methylindol-3-yl)-4-aza phthalide 1.5, 2,2-bis(4-hydroxyphenyl)hexafluoropropane 5.0, dibenzyl 1,10-decamethylenedicarboxylate 50.0, arom. isocyanate prepolymer 20, and Epicure U (epoxy resin amine adduct) 2 parts showed reversible color change from blue to colorless. .