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    • 3. 发明授权
    • Plastic optical material and production process thereof
    • 塑料光学材料及其制造工艺
    • US5672655A
    • 1997-09-30
    • US521570
    • 1995-08-30
    • Hiroki KatonoMasuhiro ShoujiTakeo OgiharaTeruo Sakagami
    • Hiroki KatonoMasuhiro ShoujiTakeo OgiharaTeruo Sakagami
    • C08F30/02G02B1/04G02B5/22C08K5/098
    • G02B5/223C08F30/02G02B1/04
    • Disclosed herein are plastic optical materials having properties that rays in a specific visible range are absorbed, being low in specific gravity and easy to conduct processing or machining, and having excellent glare-proofness. One of the plastic optical material comprises an acrylic polymer containing a specific phosphate group represented by the formula PO(OH).sub.n -- (n being 1 or 2) of 0.5-60%, and a metal ion component comprising a neodymium ion of 0.04-10 parts based on 100 parts of the acrylic polymer, and has properties that rays in a wavelength range about 580 nm are absorbed. Another plastic optical material comprises 100 parts of the same acrylic polymer, and 0.1-12 parts of a metal ion component composed of a manganese ion in a predominant amount and a neodymium ion, and has properties that rays in wavelength ranges of 400-500 nm and 555-605 nm are absorbed with high efficiency. This plastic optical material is particularly suitable for use in plastic lenses for sunglasses. A production process of the material is also disclosed which comprises the step of polymerizing a monomer mixture composed of a specific phosphate group-containing monomer and at least one copolymerizable monomer in the presence of at least one metallic compound of the desired kind and proportion.
    • 这里公开了具有吸收特定可见范围的射线,比重低,易于进行加工或机械加工以及具有优异防眩性的特性的塑料光学材料。 塑料光学材料之一包括含有由式PO(OH)n-(n为1或2)表示的特定磷酸酯基团为0.5-60%的丙烯酸类聚合物,以及包含0.04-0.0的钕离子的金属离子组分, 基于100份丙烯酸类聚合物10份,具有吸收波长约580nm的射线的性质。 另一种塑料光学材料包括100份相同的丙烯酸聚合物和0.1-12份由主要量的锰离子和钕离子组成的金属离子组分,并且具有波长范围为400-500nm的射线 和555-605nm被高效吸收。 这种塑料光学材料特别适用于太阳眼镜的塑料镜片。 还公开了该材料的制造方法,该方法包括在至少一种所需种类和比例的金属化合物的存在下聚合由特定含磷酸酯基单体和至少一种可共聚单体组成的单体混合物的步骤。
    • 6. 发明授权
    • Plastic optical material
    • 塑料光学材料
    • US5759448A
    • 1998-06-02
    • US738311
    • 1996-10-25
    • Hiroki KatonoMasuhiro ShoujiTakeo OgiharaTeruo Sakagami
    • Hiroki KatonoMasuhiro ShoujiTakeo OgiharaTeruo Sakagami
    • C08F230/02G02B1/04F21V9/00
    • C08F230/02G02B1/04
    • Disclosed herein is a plastic optical material, which has excellent glare-proofness and transparency and is low in the degree of coloring. The plastic optical material of the invention comprises a polymer containing a phosphate group and a trivalent neodymium ion therein, wherein the polymer further contains at least one metal ion selected from the group consisting of a trivalent praseodymium ion and a trivalent holmium ion. The phosphate group may preferably be chemically bonded to a molecular structure constituting the polymer. In particularly, the polymer may preferably be a copolymer obtained by copolymerizing a monomer represented by the following formula I: PO(OH).sub.n R.sub.3-n wherein R means a polymerizable functional group represented by the formula: ##STR1## in which X denotes a hydrogen atom or a methyl group, and m is an integer of 0-5, and n is 1 or 2, and at least one monomer copolymerizable therewith.
    • 这里公开了一种塑料光学材料,其具有优异的防眩性和透明度,并且着色程度低。 本发明的塑料光学材料包括其中含有磷酸基和三价钕离子的聚合物,其中该聚合物还包含选自三价镨离子和三价钬离子的至少一种金属离子。 磷酸酯基可以优选化学键合到构成聚合物的分子结构。 特别优选聚合物可以是通过共聚由下式I表示的单体得到的共聚物:PO(OH)nR3-n,其中R表示由下式表示的可聚合官能团:其中X表示氢原子 或甲基,m为0-5的整数,n为1或2,以及至少一种可与其共聚的单体。
    • 7. 发明授权
    • Plastic optical filter
    • 塑料滤光片
    • US5611965A
    • 1997-03-18
    • US519731
    • 1995-08-28
    • Masuhiro ShoujiTakeo OgiharaHiroki KatonoTeruo Sakagami
    • Masuhiro ShoujiTakeo OgiharaHiroki KatonoTeruo Sakagami
    • C08F220/10C08F220/28C08F230/02G02B1/04G02B5/18G02B5/22G02B27/46F21V9/00F21V9/04
    • G02B5/223C08F230/02G02B1/04
    • Disclosed herein is a plastic optical filter which has a combined optical function that it has an effect of effectively blocking or attenuating rays in the wavelength range of a near infrared region and excellent luminosity factor-compensating ability and is provided with an optical low-pass filtering function, and is low in specific gravity and hygroscopicity, free from devitrification with time and easy to conduct its processing or machining and polishing treatment.This plastic optical filter includes a filter base formed of a plastic material comprising a copolymer obtained by copolymerizing a monomer represented by the following formula I:PO(OH).sub.n R.sub.3-n Iwherein R means a polymerizable functional group represented by the following formula II:CH.sub.2 .dbd.CXCOO(C.sub.2 H.sub.4 O).sub.m -- IIin which X denotes a hydrogen atom or a methyl group, and m is an integer of 1-5, and n is 1 or 2, with at least one monomer copolymerizable therewith, and an ionic metal component composed of a copper ion incorporated in the copolymer, and a phase grating formed on a surface of the filter base.
    • 本发明公开了具有组合光学功能的塑料滤光器,其具有在近红外区域的波长范围内有效地阻挡或衰减光线的效果和优异的亮度因子补偿能力,并且具有光学低通滤波 功能低,比重低,吸湿性好,无时间脱色,易于进行加工或机械加工和抛光处理。 该塑料光学滤波器包括由塑料材料形成的过滤器底座,该过滤器基底包含通过共聚由下式I表示的单体获得的共聚物:PO(OH)nR 3-n I,其中R表示由下式II表示的可聚合官能团: CH 2 = CXCOO(C 2 H 4 O)m-II,其中X表示氢原子或甲基,m为1-5的整数,n为1或2,其中至少一个可与其共聚的单体和离子金属 由嵌入共聚物中的铜离子组成的组分和形成在过滤器基体的表面上的相位光栅。