公开(公告)号：US5189007A

公开(公告)日：1993-02-23

申请号：US805621

申请日：1991-12-12

申请人： Hideo Aihara ,  Norio Kurisu ,  Kazuhiro Takei ,  Yasuhiko Watanabe

发明人： Hideo Aihara ,  Norio Kurisu ,  Kazuhiro Takei ,  Yasuhiko Watanabe

IPC分类号： B41M5/337 ,  B41M5/40 ,  B41M5/42 ,  B41M5/44

CPC分类号： B41M5/426 ,  B41M2205/04 ,  B41M2205/40 ,  B41M5/44

摘要： A thermosensitive recording material is composed of a support, a thermosensitive coloring layer capable of inducing color formation upon application of heat thereto, formed on the support, and a protective layer including a resin and a filler formed on the thermosensitive coloring layer, the filler containing aluminum hydroxide or/and aluminum oxide particles, having a volume mean diameter of 1 .mu.m or less, with the amount of the particles with a diameter of 4 .mu.m or less being 90 vol. % or more in the entire particles.

摘要翻译： 热敏记录材料由形成在载体上的支撑体，能够在其上施加热量而引起颜色形成的热敏着色层和形成在热敏着色层上的包含树脂和填料的保护层组成，所述填充剂含有 氢氧化铝或/和氧化铝颗粒，其体积平均直径为1μm或更小，直径为4μm或更小的颗粒的量为90体积％。 ％或更多的整个颗粒。

公开(公告)号：US5043313A

公开(公告)日：1991-08-27

申请号：US497968

申请日：1990-03-23

申请人： Yasutomo Mori ,  Norio Kurisu ,  Toshinobu Iwata ,  Mikio Goto

发明人： Yasutomo Mori ,  Norio Kurisu ,  Toshinobu Iwata ,  Mikio Goto

IPC分类号： B41M5/333

CPC分类号： B41M5/3336

摘要： A thermosensitive recording material comprising (a) a support, and (b) a thermosensitive recording layer formed on the support, comprising a leuco dye and a color developing agent comprising a metal salt or metal complex of a compound having formula (I), which is capable of inducing color formation in the leuco dye upon application of heat thereto: ##STR1## wherein X represents a halogen, an alkyl group having 1 to 10 carbon atoms, or an alkoxyl group having 1 to 10 carbon atoms; R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 independently represent hydrogen, a halogen, a hydroxyl group, an alkyl group having 1 to 10 carbon atoms, an alkoxyl group having 1 to 10 carbon atoms, an aralkyloxyl group having 7 to 20 carbon atoms, an aryloxyl group having 6 to 20 carbon atoms, an alkylthio group having 1 to 10 carbon atoms, an aralkylthio group having 6 to 20 carbon atoms or an arylthio group having 6 to 20 carbon atoms, R.sup.1 and R.sup.2, or R.sup.2 and R.sup.3 may form together with an adjacent benzene ring a naphthalene ring, a tetrahydronaphthalene ring or an indan ring; and m is an integer of 1 to 4.

摘要翻译： 一种热敏记录材料，其包含（a）载体和（b）形成在载体上的热敏记录层，其包含无色染料和包含具有式（I）的化合物的金属盐或金属络合物的显色剂，其中 （I）其中X表示卤素，具有1-10个碳原子的烷基或具有1-10个碳原子的烷氧基;（I）其中X表示卤素，具有1至10个碳原子的烷基或具有1至10个碳原子的烷氧基; R1，R2，R3，R4和R5独立地表示氢，卤素，羟基，碳原子数1〜10的烷基，碳原子数1〜10的烷氧基，碳原子数7〜20的芳烷氧基， 碳原子数6〜20的芳氧基，碳原子数1〜10的烷硫基，碳原子数6〜20的芳烷硫基，碳原子数6〜20的芳硫基，R1，R2，R2，R3可以形成 与相邻苯环一起萘环，四氢萘环或茚满环; m为1〜4的整数。