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BR8900798A - Processo para producao de uma lente plastica e lente plastica assim obtida - Google Patents

Processo para producao de uma lente plastica e lente plastica assim obtida

Info

Publication number
BR8900798A
BR8900798A BR898900798A BR8900798A BR8900798A BR 8900798 A BR8900798 A BR 8900798A BR 898900798 A BR898900798 A BR 898900798A BR 8900798 A BR8900798 A BR 8900798A BR 8900798 A BR8900798 A BR 8900798A
Authority
BR
Brazil
Prior art keywords
plastic lens
production
soon obtained
soon
lens
Prior art date
Application number
BR898900798A
Other languages
English (en)
Inventor
Teruyuki Nagata
Koju Okazaki
Nobuyuki Kajimoto
Tohru Miura
Yoshinobu Kanemura
Katsuyoshi Sasagawa
Original Assignee
Mitsui Toatsu Chemicals
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsui Toatsu Chemicals filed Critical Mitsui Toatsu Chemicals
Publication of BR8900798A publication Critical patent/BR8900798A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/38—Low-molecular-weight compounds having heteroatoms other than oxygen
    • C08G18/3855—Low-molecular-weight compounds having heteroatoms other than oxygen having sulfur
    • C08G18/3876—Low-molecular-weight compounds having heteroatoms other than oxygen having sulfur containing mercapto groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/34—Carboxylic acids; Esters thereof with monohydroxyl compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
    • C08G18/775—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur sulfur
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
BR898900798A 1988-02-22 1989-02-22 Processo para producao de uma lente plastica e lente plastica assim obtida BR8900798A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP3751588 1988-02-22
JP3752588 1988-02-22
JP3752388 1988-02-22

Publications (1)

Publication Number Publication Date
BR8900798A true BR8900798A (pt) 1989-10-17

Family

ID=27289490

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898900798A BR8900798A (pt) 1988-02-22 1989-02-22 Processo para producao de uma lente plastica e lente plastica assim obtida

Country Status (8)

Country Link
US (2) US5013496A (pt)
EP (1) EP0330363B1 (pt)
JP (1) JP2680661B2 (pt)
KR (1) KR960013390B1 (pt)
AU (1) AU602441B2 (pt)
BR (1) BR8900798A (pt)
CA (1) CA1316315C (pt)
DE (1) DE68915811T2 (pt)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1316315C (en) * 1988-02-22 1993-04-20 Nobuyuki Kajimoto Highly-refractive plastic lens and process for making the lens
EP0351073B1 (en) 1988-07-14 1994-09-21 MITSUI TOATSU CHEMICALS, Inc. Lens comprising a resin having a large refractive index and process for preparing the lens
US5194559A (en) * 1991-03-25 1993-03-16 Mitsui Toatsu Chemicals, Inc. Optical urethane resins and plastic lenses comprising the same
AU634932B1 (en) * 1991-08-08 1993-03-04 Mitsui Chemicals, Inc. Mercapto compound, its preparation process, and sulfur- containing urethane resins and lenses using the same
FR2685094B1 (fr) * 1991-12-13 1994-04-08 Essilor Internal Cie Gle Optique Lentilles ophtalmiques a base de polyurethanes de polythiols.
US5446173A (en) * 1992-03-24 1995-08-29 Daiso Co., Ltd. Cyclic sulfide compound, polymerizable compositions for optical products and optical products formed thereof
JP2695599B2 (ja) * 1993-09-29 1997-12-24 ホーヤ株式会社 ポリウレタンレンズの製造方法
US6274694B1 (en) 1995-11-20 2001-08-14 Hoya Corporation Process for the production of polyurethane lens
JP3954108B2 (ja) * 1996-07-17 2007-08-08 エシロール アテルナジオナール カンパニー ジェネラーレ デ オプティック フォスフェートエステルを含有する内添型はく離剤組成物
JPH10186101A (ja) * 1996-12-27 1998-07-14 Asahi Opt:Kk 光学用高屈折率プラスチックレンズ
EP0972772B1 (en) 1998-07-14 2002-06-19 Hoya Corporation Polyisocyanate compounds, process for producing the same and optical materials using the same
DE69904891T2 (de) 1998-07-28 2003-10-30 Hoya Corp., Tokio/Tokyo Polyisocyanatverbindungen, Verfahren zu ihrer Herstellung und diese enthaltende optische Harze
EP0976728B1 (en) 1998-07-29 2002-12-04 Hoya Corporation Polyisocyanate compound, process for the production thereof and optical resin material comprising the same
US6663801B2 (en) * 2001-04-06 2003-12-16 Johnson & Johnson Vision Care, Inc. Silicon carbide IR-emitter heating device and method for demolding lenses
KR100746067B1 (ko) 2002-11-13 2007-08-03 닛뽕소다 가부시키가이샤 금속-산소 결합을 갖는 분산질, 금속산화물막 및 단분자막
CN1325943C (zh) * 2003-05-14 2007-07-11 上海康耐特光学有限公司 高折射率光学树脂材料的制备方法
US20070037897A1 (en) * 2005-08-12 2007-02-15 Guigui Wang Method for making contact lenses
KR100790741B1 (ko) 2006-09-07 2008-01-02 삼성전기주식회사 엘이디 패키지용 렌즈의 제작 방법
US7780879B2 (en) * 2007-12-20 2010-08-24 Novartis Ag Method for making contact lenses
JP5602741B2 (ja) 2009-08-05 2014-10-08 三井化学株式会社 光学材料用重合性組成物、光学材料および光学材料の製造方法
US9623614B2 (en) 2010-11-10 2017-04-18 Novartis Ag Method for making contact lenses
EP2646229B1 (en) 2010-12-01 2014-09-17 Novartis AG Atmospheric plasma coating for ophthalmic devices
CN103958167B (zh) 2011-11-29 2017-03-08 诺华股份有限公司 用于模制眼用透镜的模具的至少一个半模的透镜成形表面的处理方法
EP3056545B1 (en) 2013-09-30 2020-10-21 Hoya Lens Thailand Ltd. Transparent plastic substrate and plastic lens
EP3062979B1 (en) 2013-10-31 2018-08-29 Novartis AG Method for producing ophthalmic lenses
MY183117A (en) 2013-12-13 2021-02-15 Alcon Inc Method for making contact lenses
WO2021224855A1 (en) 2020-05-07 2021-11-11 Alcon Inc. Method for producing silicone hydrogel contact lenses

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2542386A (en) * 1947-12-03 1951-02-20 John O Beattie Manufacture of plastic lenses from monomeric materials
DE1045641B (de) * 1957-05-15 1958-12-04 Bayer Ag Verfahren zur Herstellung kautschukelastischer Formkoerper
US3944637A (en) * 1974-02-11 1976-03-16 Buckbee-Mears Company Increasing the yield of cast plastic lenses
US4146696A (en) * 1976-08-11 1979-03-27 Buckbee-Mears Company Industrial production of cast plastic lenses
JPS56116001A (en) * 1980-02-19 1981-09-11 Showa Denko Kk Lens
CS239282B1 (en) * 1983-08-17 1986-01-16 Otto Wichterle Preparation method of objects made from hydrophilic gelsnamely contact lences by polymer casting
JPS60199016A (ja) * 1984-03-23 1985-10-08 Mitsui Toatsu Chem Inc チオカルバミン酸ｓ―アルキルエステル系レンズ用樹脂の製造方法
US4895879A (en) * 1984-08-17 1990-01-23 The Dow Chemical Company Internal mold release compositions
EP0235743B1 (en) * 1986-03-01 1990-01-31 MITSUI TOATSU CHEMICALS, Inc. High-refractivity plastic lens resin
JPS62267316A (ja) * 1986-05-16 1987-11-20 Mitsui Toatsu Chem Inc 高屈折率プラスチツクレンズ用樹脂
JPH0678415B2 (ja) * 1986-11-21 1994-10-05 三井東圧化学株式会社 高屈折率プラスチックレンズ用樹脂
JPH0777733B2 (ja) * 1986-12-15 1995-08-23 三井東圧化学株式会社 含硫ウレタン樹脂製レンズの注型重合方法
JPH07118989B2 (ja) * 1987-09-22 1995-12-20 ホーヤ株式会社 ポリウレタンレンズの製造方法
US4929707A (en) * 1988-02-16 1990-05-29 Mitsui Toatsu Chemicals, Inc. Polyurethane base lens resin, plastic lens comprising the resin and preparation method of the lens
AU618578B2 (en) * 1988-02-17 1992-01-02 Mitsui Chemicals, Inc. Resin for plastic lens having high-refractive index, lens comprising the resin, and method for preparation of the lens
CA1316315C (en) * 1988-02-22 1993-04-20 Nobuyuki Kajimoto Highly-refractive plastic lens and process for making the lens

Also Published As

Publication number Publication date
CA1316315C (en) 1993-04-20
EP0330363A3 (en) 1990-03-21
KR960013390B1 (ko) 1996-10-04
AU602441B2 (en) 1990-10-11
JPH02802A (ja) 1990-01-05
US5013496A (en) 1991-05-07
EP0330363A2 (en) 1989-08-30
DE68915811D1 (de) 1994-07-14
DE68915811T2 (de) 1995-01-12
AU3007989A (en) 1989-08-24
JP2680661B2 (ja) 1997-11-19
EP0330363B1 (en) 1994-06-08
KR890012785A (ko) 1989-09-19
US5126388A (en) 1992-06-30

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