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    • 4. 发明授权
    • Pyrrolidino and piperidino benz ring substituted phthalides
    • US4349679A
    • 1982-09-14
    • US38023
    • 1979-05-10
    • Robert GarnerMichael J. Whitehead
    • Robert GarnerMichael J. Whitehead
    • C07D307/88B41M5/145B41M5/327C07D405/14C09B11/00C09B11/24C09B11/26C09B57/00C07D405/04
    • C09B11/26B41M5/145B41M5/327C09B11/24
    • Phthalide compounds of the formula ##STR1## wherein A and B, independently of the other, represent a monovalent radical of the formula ##STR2## wherein X.sub.1 represents an amino group of the formula ##STR3## X.sub.2 represents halogen or an amino group of the formula ##STR4## W is hydrogen or halogen, R.sub.1 and T.sub.1 each represents alkyl of at most 12 carbon atoms which is unsubstituted or substituted by halogen, hydroxyl, cyano, lower alkoxy or lower alkylcarbonyloxy, cycloalkyl, phenyl, benzyl or phenyl or benzyl which are substituted by halogen, nitro, lower alkyl or lower alkoxy, R.sub.2 and T.sub.2 each represents hydrogen, alkyl of at most 12 carbon atoms, which is unsubstituted or substituted by halogen, hydroxyl cyano, lower alkoxy or lower alkyl-carbonyloxy; cycloalkyl, benzyl or benzyl which is substituted by halogen, nitro, lower alkyl or lower alkoxy, and T.sub.2 may also represent acyl having 1 to 8 carbon atoms or each pair of substituents R.sub.1 and R.sub.2 or T.sub.1 and T.sub.2 together with the nitrogen atom to which they are attached independently represents a 5- or 6-membered, heterocyclic radical, R.sub.3 represents hydrogen, halogen, lower alkyl, lower alkoxy or lower alkyl-carbonyloxy, Y, Y.sub.1 and Y.sub.2 each represents hydrogen, alkyl which has at most 12 carbon atoms and is unsubstituted or substituted by halogen, hydroxyl, lower alkoxy or cyano, or benzyl which is unsubstituted or substituted by halogen, nitro, lower alkyl or lower alkoxy, Z represents hydrogen, lower alkyl or phenyl, and wherein the benzene ring D is not further substituted or additionally contains halogen and the rings E and G independently of the other, are unsubstituted or substituted by halogen, nitro, lower alkyl or lower alkoxy, with the proviso that at least one of W and X.sub.2 is halogen; these compounds are particularly useful as color formers in pressure-sensitive or heat-sensitive recording materials.
    • 7. 发明授权
    • Coated pressure-sensitive recording material
    • 涂布压敏记录材料
    • US3995088A
    • 1976-11-30
    • US543580
    • 1975-01-23
    • Robert GarnerJohn Barry HenshallJean-Claude Petitpierre
    • Robert GarnerJohn Barry HenshallJean-Claude Petitpierre
    • B41M5/136C09B11/00C09B11/26B32B5/22B41M5/12
    • B41M5/136B41M5/1366Y10S428/913
    • Pressure-sensitive copying material containing included in its Color-reactant system a mixture of at least two color formers, wherein at least one color former is a leuco methylene dyestuff of the formula ##EQU1## wherein Y represents an amino-substituted phenyl residue of the formula ##SPC1##Or an indolyl residue of the formula ##SPC2##Wherein R.sub.1 and R.sub.2, independently of the other represent hydrogen, alkyl with 1 to 12 carbon atoms, alkoxyalkyl with 2 to 8 carbon atoms, benzyl or phenyl, R.sub.3 is hydrogen, halogen, nitro, alkyl having 1 to 4 carbon atoms or alkoxy having 1 to 4 carbon atoms, X.sub.1 represents hydrogen, alkyl with 1 to 12 carbon atoms, alkenyl with at most 12 carbon atoms or benzyl, X.sub.2 represents hydrogen, alkyl with 1 to 12 carbon atoms or phenyl and the ring A is unsubstituted or substituted by cyano, nitro, halogen, alkyl having 1 to 4 carbon atoms, alkoxy having 1 to 4 carbon atoms or acyl with 1 to 8 carbon atoms, and Z represents alkyl with 1 to 12 carbon atoms, alkenyl with at most 12 carbon atoms, aryl, aralkyl, an heterocyclic radical or the residue of an organic, particularly aliphatic or cycloaliphatic compound having a ketomethylene group.
    • 包含在其颜料反应体系中的压敏复印材料是至少两种成色剂的混合物,其中至少一种成色剂是式Y-CH-Y(1)| Z的无色亚甲基染料,其中Y表示 式OR的氨基取代的苯基残基,其中R 1和R 2独立地表示氢,具有1至12个碳原子的烷基,具有2至8个碳原子的烷氧基烷基,苄基或苯基,R 3是氢 卤素,硝基,碳原子数1〜4的烷基或碳原子数1〜4的烷氧基,X1表示氢,碳原子数为1〜12的烷基,碳原子数最多为12的烯基或苄基,X2表示氢, 至12个碳原子或苯基,并且环A未被取代或被氰基,硝基,卤素,具有1至4个碳原子的烷基,具有1至4个碳原子的烷氧基或具有1至8个碳原子的酰基取代,Z代表烷基与 1至12个碳原子,烯基与at 大多数12个碳原子,芳基,芳烷基,杂环基或具有酮亚甲基的有机特别是脂族或脂环族化合物的残基。