MX2008011877A - Auxiliares para desprendimiento de moldes de hidrogeles de silicona y metodos relacionados. - Google Patents

Auxiliares para desprendimiento de moldes de hidrogeles de silicona y metodos relacionados.

Info

Publication number
MX2008011877A
MX2008011877A MX2008011877A MX2008011877A MX2008011877A MX 2008011877 A MX2008011877 A MX 2008011877A MX 2008011877 A MX2008011877 A MX 2008011877A MX 2008011877 A MX2008011877 A MX 2008011877A MX 2008011877 A MX2008011877 A MX 2008011877A
Authority
MX
Mexico
Prior art keywords
demolding
polymerization
silicone hydrogel
methods
aids
Prior art date
Application number
MX2008011877A
Other languages
English (en)
Spanish (es)
Inventor
Charles A Francis
Original Assignee
Coopervision Int Holding Co Lp
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 Coopervision Int Holding Co Lp filed Critical Coopervision Int Holding Co Lp
Publication of MX2008011877A publication Critical patent/MX2008011877A/es

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
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/00038—Production of contact lenses
    • B29D11/00125—Auxiliary operations, e.g. removing oxygen from the mould, conveying moulds from a storage to the production line in an inert atmosphere
    • B29D11/00192—Demoulding, e.g. separating lenses from mould halves
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/02—Lenses; Lens systems ; Methods of designing lenses
    • G02C7/04—Contact lenses for the eyes
    • 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
    • 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

  • Physics & Mathematics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • General Health & Medical Sciences (AREA)
  • Eyeglasses (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Silicon Polymers (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
MX2008011877A 2006-03-20 2007-03-15 Auxiliares para desprendimiento de moldes de hidrogeles de silicona y metodos relacionados. MX2008011877A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US78495306P 2006-03-20 2006-03-20
PCT/US2007/006562 WO2007109101A1 (en) 2006-03-20 2007-03-15 Demolding aids for silicone hydrogels and related methods

Publications (1)

Publication Number Publication Date
MX2008011877A true MX2008011877A (es) 2008-11-28

Family

ID=38325431

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2008011877A MX2008011877A (es) 2006-03-20 2007-03-15 Auxiliares para desprendimiento de moldes de hidrogeles de silicona y metodos relacionados.

Country Status (11)

Country Link
US (1) US7799248B2 (OSRAM)
EP (1) EP1996967A1 (OSRAM)
JP (1) JP4959783B2 (OSRAM)
KR (1) KR101351765B1 (OSRAM)
CN (1) CN101405623A (OSRAM)
BR (1) BRPI0708968A2 (OSRAM)
CA (1) CA2646659C (OSRAM)
MX (1) MX2008011877A (OSRAM)
MY (1) MY144167A (OSRAM)
TW (1) TW200806449A (OSRAM)
WO (1) WO2007109101A1 (OSRAM)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7968018B2 (en) * 2007-04-18 2011-06-28 Coopervision International Holding Company, Lp Use of surfactants in extraction procedures for silicone hydrogel ophthalmic lenses
AU2011284474B8 (en) * 2010-07-30 2014-10-02 Coopervision International Limited Ophthalmic device molds formed from water-soluble vinyl alcohol copolymer, ophthalmic devices molded therein, and related methods
SG192245A1 (en) * 2011-02-28 2013-09-30 Coopervision Int Holding Co Lp Silicone hydrogel contact lenses
US9156934B2 (en) * 2011-12-23 2015-10-13 Johnson & Johnson Vision Care, Inc. Silicone hydrogels comprising n-vinyl amides and hydroxyalkyl (meth)acrylates or (meth)acrylamides
US9457522B2 (en) 2013-02-26 2016-10-04 Coopervision International Holding Company, Lp Methods and apparatus useful in manufacturing lenses
GB2533919B (en) * 2014-12-19 2017-06-28 Coopervision Int Holding Co Lp Method and apparatus for demolding contact lens
TWI541291B (zh) * 2015-06-18 2016-07-11 明基材料股份有限公司 隱形眼鏡材料、隱形眼鏡的製造方法與由此方法所製造出之隱形眼鏡
TWI551616B (zh) * 2016-01-05 2016-10-01 望隼科技股份有限公司 一種應用於眼科物件之矽水凝膠的製造方法
JPWO2018212063A1 (ja) * 2017-05-19 2020-03-19 東レ株式会社 コンタクトレンズ用組成物、およびコンタクトレンズとその製造方法
GB2629223B (en) * 2023-07-20 2025-04-30 Coopervision Int Ltd Tinted silicone hydrogel contact lens formulations and contact lenses

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1926567A (en) * 1929-12-17 1933-09-12 Schaack Bros Chemical Works In Keto-alcohol
US3916033A (en) 1971-06-09 1975-10-28 High Voltage Engineering Corp Contact lens
US4159292A (en) 1977-05-25 1979-06-26 Neefe Optical Lab. Inc. Method of controlling the release of a cast plastic lens from a resinous lens mold
EP0362137A3 (en) 1988-09-28 1991-09-04 Ciba-Geigy Ag Molded polymers with hydrophilic surfaces, and process for making them
US5770119A (en) 1992-09-18 1998-06-23 Johnson & Johnson Vision Products, Inc. Laser demolding method
US5837314A (en) 1994-06-10 1998-11-17 Johnson & Johnson Vision Products, Inc. Method and apparatus for applying a surfactant to mold surfaces
US5542978A (en) 1994-06-10 1996-08-06 Johnson & Johnson Vision Products, Inc. Apparatus for applying a surfactant to mold surfaces
IL113826A0 (en) 1994-06-10 1995-08-31 Johnson & Johnson Vision Prod Method and apparatus for demolding ophthalmic contact lenses
US5760100B1 (en) 1994-09-06 2000-11-14 Ciba Vision Corp Extended wear ophthalmic lens
US5690865A (en) 1995-03-31 1997-11-25 Johnson & Johnson Vision Products, Inc. Mold material with additives
US5674557A (en) 1995-09-29 1997-10-07 Johnson & Johnson Vision Products, Inc. Method for transiently wetting lens molds in production of contact lens blanks to reduce lens hole defects
US5779943A (en) 1996-03-19 1998-07-14 Johnson & Johnson Vision Products, Inc. Molded polymeric object with wettable surface made from latent-hydrophilic monomers
US5693268A (en) 1996-04-01 1997-12-02 Johnson & Johnson Vision Products, Inc. Wedge demolding of cast lens mold assemblies
US5820895A (en) 1996-06-04 1998-10-13 Johnson & Johnson Vision Products, Inc. Conductive probe for heating contact lens mold assemblies during demolding
JPH10315252A (ja) * 1997-05-20 1998-12-02 Menicon Co Ltd レンズブランク成形用型及びコンタクトレンズの製造方法
US7052131B2 (en) 2001-09-10 2006-05-30 J&J Vision Care, Inc. Biomedical devices containing internal wetting agents
US6869549B2 (en) 1999-05-05 2005-03-22 Johnson & Johnson Vision Care, Inc. Method and mold for making ophthalmic devices
BR0012307A (pt) 1999-06-11 2002-03-12 Bausch & Lomb Moldes para lente com revestimentos protetores para produção de lentes de contato e outros produtos oftálmicos
US6638451B1 (en) * 1999-08-31 2003-10-28 Novartis Ag Plastic casting molds
WO2001044861A1 (en) * 1999-12-16 2001-06-21 Asahikasei Aime Co., Ltd. Soft contact lens capable of being worn for a long period
US6774178B2 (en) 2001-01-05 2004-08-10 Novartis Ag Tinted, high Dk ophthalmic molding and a method for making 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
JP4217886B2 (ja) * 2003-06-25 2009-02-04 Ｊｓｒ株式会社 感放射線性屈折率変化性組成物、パターン形成法および光学材料
JP4292985B2 (ja) * 2003-12-25 2009-07-08 Ｊｓｒ株式会社 感放射線性組成物、マイクロレンズとその形成方法および液晶表示素子
US20050205451A1 (en) 2004-03-18 2005-09-22 Brown-Skrobot Susan K Contact lens packages
MX2007002202A (es) 2004-08-27 2007-10-10 Asahikasei Aime Co Ltd Lentes de contacto de hidrogel de silicona.
US20060071356A1 (en) 2004-10-04 2006-04-06 Kevin Beebe Method for separating excess material from a lens mold
US20060097415A1 (en) 2004-11-05 2006-05-11 Watterson Robert J Jr Methods of demolding ophthalmic lenses
US9102110B2 (en) 2005-08-09 2015-08-11 Coopervision International Holding Company, Lp Systems and methods for removing lenses from lens molds
US7320587B2 (en) 2005-08-09 2008-01-22 Cooper Vision, Inc. Contact lens molds and systems and methods for producing same
US7390863B2 (en) * 2005-08-30 2008-06-24 Bausch & Lomb Incorporated Polymeric materials having enhanced ion and water transport property and medical devices comprising same

Also Published As

Publication number Publication date
WO2007109101A1 (en) 2007-09-27
US20070216045A1 (en) 2007-09-20
BRPI0708968A2 (pt) 2011-06-28
TW200806449A (en) 2008-02-01
JP4959783B2 (ja) 2012-06-27
CA2646659C (en) 2013-05-14
JP2009530686A (ja) 2009-08-27
CN101405623A (zh) 2009-04-08
KR20090012312A (ko) 2009-02-03
US7799248B2 (en) 2010-09-21
EP1996967A1 (en) 2008-12-03
CA2646659A1 (en) 2007-09-27
KR101351765B1 (ko) 2014-01-14
MY144167A (en) 2011-08-15

Similar Documents

Publication Publication Date Title
MY144167A (en) Demolding aids for silicone hydrogels and related methods
MY145050A (en) Wettable silicone hydrogel contact lenses and related compositions and methods
BR0215768A (pt) Processo para a preparação de uma composição polimérica de polipropileno com borracha biomodal, produto polimérico, uso do polìmero, e, artigo moldado
MY146558A (en) Compositions and methods for producing silicone hydrogel contact lenses
MY168682A (en) Ophthalmic device molds and related methods
WO2013027167A3 (en) A molded article having enhanced aesthetic effect and method and system for making the molded article
MY156035A (en) Elastic particle foam made from polyolefin/stryrol polymer mixtures
MY164175A (en) Polar thermoplastic ophthalmic lens molds, opthalmic lenses molded therein, and related methods
TW200728329A (en) Preparation and application of high refraction polymers
WO2013142052A3 (en) Organo-modified silicone polymers and hydrogels comprising the same
WO2009057479A1 (ja) 金型清掃用ゴム系組成物
MY166501A (en) Ophthalmic lens molds, ophthalmic lenses molded therein, and related methods
MY154230A (en) Method and apparatus for inverting a flexible molding
BRPI0809988A8 (pt) moldes com elastômeros termoplásticos para a produção de lentes oftálmicas
BR112012029209A2 (pt) composição de moldagem termoplásticas, processo para a preparação de composições de moldagem termoplásticas, uso de composições de moldagem termoplásticas, e, peças moldadas, fibra, espuma ou película
DE50002030D1 (de) Verfahren zur Herstellung stabilisierter, feindisperser und niedrigviskoser Polymerpolyole mit hohen Gehalt an Styrol oder Styrol-Copolymerisaten
NO20015781L (no) Anti-blokkeringssammensetninger og fremgangsmåte for fremstilling
BRPI0702276A (pt) combinação de molde e embalagem
CO6440522A2 (es) Proceso para fabricar un material compactado con tratamiento de superficie y procesable en un equipo de conversión de plásticos monohélice.
TW200621482A (en) Molds for producing ophthalmic lenses
MXPA04000255A (es) Peliculas, fibras y articulos de composiciones de oxido de polietileno modificadas quimicamente con estabilidad ambiental mejorada y metodo para hacer los mismos.
DE602008000322D1 (de) Herstellungsverfahren eines transparenten Materials vom Typ Legierung aus duroplastischem Polymer / thermoplastischem Polymer und seine Anwendung in der Optik für die Herstellung von organischen Gläsern
MY161647A (en) Method of dosing a lens forming material into a mold
TW200740856A (en) Synthetic rubber with narrow molecular weight distribution, its use and a process for its preparation
BRPI0616272A2 (pt) composição de polímero de etileno, mistura, uso de uma composição, película moldada e processo para produzir uma composição

Legal Events

Date Code Title Description
FG Grant or registration