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    Optical recording method and media therefor
    2.
    发明授权
    Optical recording method and media therefor 失效
    光记录方法及其介质

    公开(公告)号：US4707425A

    公开(公告)日：1987-11-17

    申请号：US879827

    申请日：1986-06-26

    申请人： Katsuyoshi Sasagawa ,  Kunio Nishihara ,  Hiroshi Ozawa ,  Masao Imai

    发明人： Katsuyoshi Sasagawa ,  Kunio Nishihara ,  Hiroshi Ozawa ,  Masao Imai

    IPC分类号： G03C5/16 ,  G11B7/246

    CPC分类号： G03C5/16 ,  G03C5/164 ,  G11B7/246 ,  G11B7/2492 ,  G11B7/252 ,  G11B7/2585 ,  Y10S430/146 ,  Y10S430/167 ,  Y10S430/168

    摘要： An optical recording method which comprises providing a recording layer containing a recording susbstance that has an absorption maximum in the visible and near infrared wavelength region of 600 to 1,200 nm and loses or diminishes its power to absorb visible or near infrared radiation in the aforesaid wavelength region upon exposure to ultraviolet radiation, X-rays, an electron beam or an ion beam, and irradiating desired locations of the recording layer with ultraviolet radiation, X-rays, an electron beam or ion beam to form a pattern based on the presence or absence, or variation in strength, of the power to absorb visible or near infrared radiation in the aforesaid wavelength region so as to record information in the recording layer; a method for reading optically recorded information which comprises illuminating a pattern formed as described above with laser light having a wavelength in the aforesaid visible and near infrared region and detecting the presence or absence, or variation in intensity, of absorption of the laser light to read the recorded information; and optical recording media for use in the above-described optical recording method.

    摘要翻译： 一种光记录方法，包括提供包含在600至1,200nm的可见光和近红外波长区域中具有最大吸收的记录载体的记录层，并且损失或减少其功率以吸收前述波长区域中的可见光或近红外辐射 在暴露于紫外线，X射线，电子束或离子束的同时，用紫外线，X射线，电子束或离子束照射记录层的所需位置，以形成基于有无的 或强度的变化，以吸收上述波长区域中的可见光或近红外辐射，以便将信息记录在记录层中; 用于读取光学记录信息的方法，其包括用上述可见光和近红外区域中的波长的激光照射如上所述形成的图案，并且检测激光的吸收的存在或不存在或变化，以便读取 记录的信息; 以及用于上述光学记录方法的光学记录介质。

    Polymerizable monomer having at least one isopropenyl phenyl group and being capable of forming a high surface hardness transparent resin
    3.
    发明授权
    Polymerizable monomer having at least one isopropenyl phenyl group and being capable of forming a high surface hardness transparent resin 失效
    具有至少一个异丙烯基苯基并且能够形成高表面硬度的透明树脂的可聚合单体

    公开(公告)号：US5260439A

    公开(公告)日：1993-11-09

    申请号：US808240

    申请日：1991-12-16

    申请人： Toshiyuki Suzuki ,  Katsuyoshi Sasagawa ,  Masao Imai ,  Yoshinobu Kanemura

    发明人： Toshiyuki Suzuki ,  Katsuyoshi Sasagawa ,  Masao Imai ,  Yoshinobu Kanemura

    IPC分类号： C07C333/04 ,  C07D251/34 ,  C07D493/10 ,  C08F212/14 ,  C08F212/34 ,  G02B1/04 ,  G11B7/253 ,  C07D251/04

    CPC分类号： C07D493/10 ,  C07C333/04 ,  C07D251/34 ,  C08F212/14 ,  C08F212/34 ,  G02B1/041 ,  G11B7/253

    摘要： The present invention relates to a high surface hardness transparent resin having excellent scratch resistance, heat resistance and chemical resistance, a glazing material, a protective cover for display devices, an optical lens and a hard coat material comprising the aforesaid resin, and a novel polymerizable monomer which is useful as a raw material of the above-mentioned resin.The monomer is represented by the formula (I) ##STR1## (wherein R is an aliphatic residue having or not having an halogen atom, an oxygen atom, an alicyclic ring, a heterocyclic ring or an aromatic ring, an alicyclic residue, or a heterocyclic residue, n is an integer of 1 to 4, when n=1, X is oxygen or sulfur, when n.gtoreq.2, X's are all oxygen or all sulfur, one X is oxygen while the other X or X's are sulfur, one X is sulfur while the other X or X's are oxygen, or two X's are oxygen while the other X's are sulfur).The aforesaid high surface hardness transparent resin comprises a crosslinked polymer prepared by copolymerizing a monomer (A) represented by the formula (I) and a monomer (B) having, in one molecule, m functional groups of at least one kind selected from the group consisting of CH.sub.2 .dbd.CH--C(O)--O--, CH.sub.2 .dbd.C(CH.sub.3)--C(O)--O-- and ##STR2## where (n+m) is an integer of 3 or more.

    摘要翻译： 本发明涉及耐刮擦性，耐热性和耐化学性优异的高表面硬度透明树脂，玻璃材料，显示装置用保护罩，光学透镜和包含上述树脂的硬涂层材料，以及新型可聚合的 可用作上述树脂的原料的单体。 单体由式（I）表示（I）（其中R是具有或不具有卤素原子，氧原子，脂环族环，杂环或芳环的脂肪族残基，脂环族残基 或杂环残基，n为1〜4的整数，当n = 1时，X为氧或硫，当n> = 2时，X全部为氧或全部硫，一个X为氧，另一个为X或 X是硫，一个X是硫，而另一个X或X是氧，或两个X是氧，而另一个X是硫）。 上述高表面硬度透明树脂包括通过使由式（I）表示的单体（A）和单分子（B）共聚而制备的交联聚合物，该单体在一个分子中具有选自以下的至少一种的m个官能团 由CH 2 = CH-C（O）-O-，CH 2 = C（CH 3）-C（O）-O-和组成，其中（n + m）为3以上的整数。

    Hard transparent resins and process for the production thereof
    5.
    发明授权
    Hard transparent resins and process for the production thereof 失效
    硬透明树脂及其生产工艺

    公开(公告)号：US5104953A

    公开(公告)日：1992-04-14

    申请号：US362248

    申请日：1989-06-06

    申请人： Katsuyoshi Sasagawa ,  Yoshinobu Kanemura ,  Masao Imai ,  Toshiyuki Suzuki

    发明人： Katsuyoshi Sasagawa ,  Yoshinobu Kanemura ,  Masao Imai ,  Toshiyuki Suzuki

    IPC分类号： C07C271/12 ,  C08F12/00 ,  C08F12/14 ,  C08F12/26 ,  C08F20/36 ,  C08L101/00 ,  G02B1/04

    CPC分类号： C08F20/36 ,  C08F12/26 ,  G02B1/04

    摘要： The present invention relates to a process for preparing a hard transparent resin comprising polymerizing a monomer (A) having both a functional group of the following formula (I): ##STR1## wherein X is selected from the group consisting of an oxygen atom and a sulfur atom,and a functional group selected from the group consisting of a functional group of the formula (II):CH.sub.2 CR--COO-- (II)wherein R is selected from the group consisting of hydrogen and methyl group,and a functional group of the formula (III): ##STR2## The invention also provides a process for preparing a transparent resin comprising copolymerizing monomer (A) with a monomer (B) having at least one functional group selected from the group consisting ofCH.sub.2 .dbd.CHCOO--,CH.sub.2 .dbd.C(CH.sub.3)--COO--, and ##STR3## This resin can be suitably used as a glazing material, and in the manufacture of optical lenses, optical information recording medium substrates, etc. It has a crosslinked structure, high surface hardness, and may be easily polymerized.

    Resin for high-refractivity lenses and lenses made of same resin
    6.
    发明授权
    Resin for high-refractivity lenses and lenses made of same resin 失效
    用于高折射率透镜的树脂和由相同树脂制成的透镜

    公开(公告)号：US4542201A

    公开(公告)日：1985-09-17

    申请号：US668884

    申请日：1984-11-06

    申请人： Yoshinobu Kanemura ,  Masao Imai ,  Katsuyoshi Sasagawa

    发明人： Yoshinobu Kanemura ,  Masao Imai ,  Katsuyoshi Sasagawa

    IPC分类号： C08F18/00 ,  C08F18/02 ,  C08F212/00 ,  C08F212/08 ,  C08F218/00 ,  C08F218/10 ,  C08F218/12 ,  C08F220/10 ,  C08F220/12 ,  G02B1/04

    CPC分类号： G02B1/04 ,  C08F218/00

    摘要： Disclosed herein are a resin for high-refractivity lenses, formed by copolymerizing at least one carbonate compound represented by the general formula (I): ##STR1## wherein X is a hydrogen, chlorine or bromine atom, and R is a hydrogen atom or a methyl group with at least one unifunctional monomer represented by the general formula (II): ##STR2## wherein R' is a hydrogen atom or a methyl group and Y represents ##STR3## wherein X' is a chlorine or bromine atom, q is an integer of 0-5, and r is 0 or 1 as well as high-refractivity lenses made of such a resin.The lens-making resin according to this invention has a high refractive index, is excellent in processability such as grinding processability, thermal resistance, solvent resistance and impact resistance. Moreover, it features outstanding miscibility between the unifunctional monomer and the carbonate upon copolymerization thereof, and minimized polymerization strain.

    摘要翻译： 本发明公开了一种用于高折射率透镜的树脂，其通过使至少一种由通式（I）表示的碳酸酯化合物：其中X为氢，氯或溴原子，其中R为氢 原子或具有至少一个由通式（II）表示的单官能单体的甲基：其中R'是氢原子或甲基，Y表示 + TR 其中X'是氯或溴原子，q是0-5的整数，r是0或1，以及由这种树脂制成的高折射率透镜。 根据本发明的透镜制造树脂具有高折射率，加工性，如研磨加工性，耐热性，耐溶剂性和耐冲击性优异。 此外，它在共聚时具有优异的单官能单体和碳酸酯之间的混溶性，并且使聚合应变最小化。

    Hard transparent resins and process for the production thereof
    7.
    发明授权
    Hard transparent resins and process for the production thereof 失效
    硬透明树脂及其生产方法

    公开(公告)号：US5166285A

    公开(公告)日：1992-11-24

    申请号：US835307

    申请日：1992-02-14

    申请人： Katsuyoshi Sasagawa ,  Yoshinobu Kanemura ,  Masao Imai ,  Toshiyuki Suzuki

    发明人： Katsuyoshi Sasagawa ,  Yoshinobu Kanemura ,  Masao Imai ,  Toshiyuki Suzuki

    IPC分类号： C08F12/26 ,  C08F20/36 ,  G02B1/04

    CPC分类号： C08F20/36 ,  C08F12/26 ,  G02B1/04

    摘要： The present invention relates to a process for preparing a hard transparent resin comprising polymerizing a monomer (A) having both a functional group of the following formula (I): ##STR1## wherein X is selected from the group consisting of an oxygen atom and a sulfur atom,and a functional group selected from the group consisting of a functional group of the formula (II):CH.sub.2 CR--COO-- (II)wherein R is selected from the group consisting of hydrogen and methyl group,and a functional group of the formula (III): ##STR2## The invention also provides a process for preparing a transparent resin comprising copolymerizing monomer (A) with a monomer (B) having at least one functional group selected from the group consisting ofCH.sub.2 CH.dbd.COO--,CH.sub.2 .dbd.C(CH.sub.3)--COO--, and ##STR3## This resin can be suitably used as a glazing material, and in the manufacture of optical lenses, optical information recording medium substrates, etc. It has a crosslinked structure, high surface hardness, and may be easily polymerized.

    摘要翻译： 本发明涉及一种制备硬质透明树脂的方法，包括聚合具有下列通式（I）的官能团的单体（A）：其中X选自氧 原子和硫原子，以及选自式（II）的官能团的官能团：其中R选自氢和甲基的CH 2 CR-COO-（II）和官能团 （III）组：本发明还提供一种制备透明树脂的方法，包括使单体（A）与单体（B）共聚，所述单体（B）具有至少一个选自以下的官能团：CH 2 CH = COO-，CH 2 = C（CH 3）-COO-和该图像可以适合用作玻璃材料，以及制造光学透镜，光学信息记录介质基板等。它具有交联结构 ，表面硬度高，可能容易 聚合。

    Metal complexes of halogen-substituted o-benzenedithiols
    10.
    发明授权
    Metal complexes of halogen-substituted o-benzenedithiols 失效
    卤素取代的邻苯二硫醇的金属络合物

    公开(公告)号：US4508655A

    公开(公告)日：1985-04-02

    申请号：US448331

    申请日：1982-12-09

    申请人： Katsuyoshi Sasagawa ,  Masao Imai

    发明人： Katsuyoshi Sasagawa ,  Masao Imai

    IPC分类号： C07F15/00 ,  C07F15/04 ,  C08K5/00 ,  C08K5/36

    CPC分类号： C07C323/00 ,  C07F15/0013 ,  C07F15/045 ,  C08K5/0091

    摘要： Metal complexes of halogen-substituted o-benzenedithiols of the general formula: ##STR1## wherein X represents a chlorine or bromine atom, Y and Z represent each a hydrogen or chlorine atom when X is a chlorine atom or they represent each a hydrogen or bromine atom when X is a bromine atom, M represents a nickel, palladium or platinum atom, and A represents a quaternary ammonium group, are provided.These metal complexes have a high compatibility with resins and are useful as near infrared absorbers. Halogen-substituted o-benzenedithiols of the formula: ##STR2## wherein X, Y and Z have the same meaning as above; used as starting materials for the above metal complexes are also new compounds.

    摘要翻译： 卤素取代的邻苯二硫醇的金属络合物，其通式如下：其中X表示氯或溴原子，当X是氯原子时，Y和Z各自表示氢或氯原子，或者它们各自代表氢或溴 当X是溴原子时，M表示镍，钯或铂原子，A表示季铵基。 这些金属络合物与树脂具有高的相容性并且可用作近红外吸收剂。 O-取代的邻苯二硫醇，其结构式如下：其中X，Y和Z具有与上述相同的含义; 用作上述金属络合物的原料也是新的化合物。