BRPI0809918A2 - Método para formar poliuretanos termoplásticos em uma lente óptica, e, lente oftálmica. - Google Patents

Método para formar poliuretanos termoplásticos em uma lente óptica, e, lente oftálmica.

Info

Publication number
BRPI0809918A2
BRPI0809918A2 BRPI0809918-9A2A BRPI0809918A BRPI0809918A2 BR PI0809918 A2 BRPI0809918 A2 BR PI0809918A2 BR PI0809918 A BRPI0809918 A BR PI0809918A BR PI0809918 A2 BRPI0809918 A2 BR PI0809918A2
Authority
BR
Brazil
Prior art keywords
lens
thermoplastic polyurethanes
forming thermoplastic
optical lens
ophthalmic lens
Prior art date
Application number
BRPI0809918-9A2A
Other languages
English (en)
Inventor
Hao-Wen Chiu
Roger A Mayr
Leanirith Yean
Original Assignee
Essilor Int
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 Essilor Int filed Critical Essilor Int
Publication of BRPI0809918A2 publication Critical patent/BRPI0809918A2/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • 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
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4854—Polyethers containing oxyalkylene groups having four carbon atoms in the alkylene group
    • 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
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
    • C08G18/6666—Compounds of group C08G18/48 or C08G18/52
    • C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
    • C08G18/6674—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
    • 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
    • G02B1/041—Lenses
    • G02B1/043—Contact lenses

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Eyeglasses (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
BRPI0809918-9A2A 2007-04-05 2008-03-25 Método para formar poliuretanos termoplásticos em uma lente óptica, e, lente oftálmica. BRPI0809918A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/732,945 US8270089B2 (en) 2007-04-05 2007-04-05 Thermoplastic polyurethane lenses with a specified weight percentage of urethane repeating units
PCT/US2008/058114 WO2008124288A1 (en) 2007-04-05 2008-03-25 Thermoplastic polyurethane lenses with a specified weight percentage of urethane repeating units

Publications (1)

Publication Number Publication Date
BRPI0809918A2 true BRPI0809918A2 (pt) 2014-10-07

Family

ID=39826256

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0809918-9A2A BRPI0809918A2 (pt) 2007-04-05 2008-03-25 Método para formar poliuretanos termoplásticos em uma lente óptica, e, lente oftálmica.

Country Status (6)

Country Link
US (1) US8270089B2 (pt)
EP (1) EP2155479B1 (pt)
KR (1) KR101435702B1 (pt)
CN (1) CN101678620B (pt)
BR (1) BRPI0809918A2 (pt)
WO (1) WO2008124288A1 (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7758188B2 (en) * 2007-07-24 2010-07-20 Wilhelm Anger Method of manufacturing rimless spectacles and a mask suited for use with said method
CN102812061B (zh) * 2009-12-23 2014-11-26 埃西勒国际通用光学公司 将可聚合组合物转变为具有改善的黄度指数的热塑性聚氨酯的方法和由此方法得到的制品
EP2576678B1 (en) * 2010-05-27 2015-12-02 Essilor International (Compagnie Générale D'Optique) Method for preparing a thermoplastic polyurethane of improved yellowness index, and optical articles made therefrom
US20130258474A1 (en) * 2012-04-03 2013-10-03 Cheng-Ta Chen Optoelectronic device with improved lens cap
CN106999299A (zh) 2014-12-05 2017-08-01 3M创新有限公司 视觉防护滤光镜
CN113204090B (zh) * 2015-04-27 2023-06-13 大立光电股份有限公司 光学镜头及电子装置
CN114072548B (zh) * 2019-07-02 2023-10-24 依视路国际公司 具有高清晰度和机械强度的光学镜片的fdm 3d打印
EP3760422A1 (en) 2019-07-02 2021-01-06 Essilor International Injection overmolding with heat cycling for making optical lenses using 3d-printed functional wafers
CN112300361B (zh) 2019-07-29 2021-12-14 万华化学集团股份有限公司 一种聚氨酯光学树脂制备方法及其应用
CN112648625B (zh) 2019-10-12 2022-02-18 万华化学集团股份有限公司 一种高温气体急速冷却的装置和方法
WO2024084431A1 (en) * 2022-10-19 2024-04-25 The Company Of Animals Limited Transparent pet muzzle body with triangle straps and topology optimization

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4567236A (en) * 1983-07-18 1986-01-28 The Upjohn Co. Novel polymer blends
US4822827A (en) * 1987-12-17 1989-04-18 The Dow Chemical Company Thermoplastic polyurethanes with high glass transition temperatures
US5319039A (en) * 1992-04-30 1994-06-07 The Dow Chemical Company Thermally processable blends of aromatic polyesters and high modulus polyurethanes
US5531940A (en) * 1993-12-10 1996-07-02 Innotech, Inc. Method for manufacturing photochromic lenses
WO1997010924A1 (en) * 1995-09-18 1997-03-27 Minnesota Mining And Manufacturing Company Thermoplastic lens blocking material
US5679756A (en) * 1995-12-22 1997-10-21 Optima Inc. Optical thermoplastic thiourethane-urethane copolymers
US6043313A (en) * 1997-09-04 2000-03-28 Eastman Chemical Company Thermoplastic polyurethane additives for improved polymer matrix composites and methods of making and using therefor
US6258918B1 (en) * 1998-04-22 2001-07-10 3M Innovative Properties Company Flexible polyurethane material
US6319433B1 (en) * 1999-09-14 2001-11-20 Invicta Corporation Composite ophthalmic lens remolding system for forming a lens therein
US7044429B1 (en) * 2002-03-15 2006-05-16 Q2100, Inc. Methods and systems for coating eyeglass lens molds
US7025458B2 (en) * 2002-08-07 2006-04-11 Vision-Ease Lens Process to mold a plastic optical article with integrated hard coating
US7465414B2 (en) * 2002-11-14 2008-12-16 Transitions Optical, Inc. Photochromic article
US20040180211A1 (en) * 2003-01-24 2004-09-16 Vision-Ease Lens, Inc. Photochromic polyurethane film of improved fatigue resistance
US7014315B2 (en) * 2004-04-08 2006-03-21 Intercast Usa, Inc. Soft optical element for use in eye-protecting devices
US7135545B2 (en) * 2004-04-29 2006-11-14 Essilor International Compagnie General D'optique High molecular weight lenses formed from viscosity-specific polycarbonate
US8716425B2 (en) * 2004-07-30 2014-05-06 Bay Materials, Llc Method of reducing stress relaxation in polymer articles and articles formed thereby
US9598527B2 (en) * 2004-09-01 2017-03-21 Ppg Industries Ohio, Inc. Polyurethanes, articles and coatings prepared therefrom and methods of making the same
EP2236536B1 (en) * 2005-12-16 2012-11-28 PPG Industries Ohio, Inc. Polyurethane (ureas) and methods of preparation

Also Published As

Publication number Publication date
US20080246187A1 (en) 2008-10-09
EP2155479A4 (en) 2010-09-08
WO2008124288A1 (en) 2008-10-16
CN101678620A (zh) 2010-03-24
KR101435702B1 (ko) 2014-09-02
US8270089B2 (en) 2012-09-18
EP2155479B1 (en) 2012-05-16
EP2155479A1 (en) 2010-02-24
CN101678620B (zh) 2013-11-20
KR20100016211A (ko) 2010-02-12

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE AS 5A, 6A E 7A ANUIDADES.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2343 DE 01-12-2015 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.