DK0686469T3 - Fremgangsmåde og apparat til påføring af et overfladeaktivt middel på støbeflader - Google Patents

Fremgangsmåde og apparat til påføring af et overfladeaktivt middel på støbeflader

Info

Publication number
DK0686469T3
DK0686469T3 DK95303997T DK95303997T DK0686469T3 DK 0686469 T3 DK0686469 T3 DK 0686469T3 DK 95303997 T DK95303997 T DK 95303997T DK 95303997 T DK95303997 T DK 95303997T DK 0686469 T3 DK0686469 T3 DK 0686469T3
Authority
DK
Denmark
Prior art keywords
surfactant
mold components
applying
mold
molding
Prior art date
Application number
DK95303997T
Other languages
English (en)
Inventor
Wallace Anthony Matrin
Craig William Walker
Stephen Robert Beaton
Ture Kindt-Larsen
Original Assignee
Johnson & Johnson Vision Prod
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 Johnson & Johnson Vision Prod filed Critical Johnson & Johnson Vision Prod
Application granted granted Critical
Publication of DK0686469T3 publication Critical patent/DK0686469T3/da

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
    • B29D11/00432—Auxiliary operations, e.g. machines for filling the moulds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
    • B29C33/58—Applying the releasing agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
    • B29C33/60—Releasing, lubricating or separating agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
    • B29C33/60—Releasing, lubricating or separating agents
    • B29C33/62—Releasing, lubricating or separating agents based on polymers or oligomers
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2011/00—Optical elements, e.g. lenses, prisms
    • B29L2011/0016—Lenses
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/808—Lens mold

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Lubricants (AREA)
  • Eyeglasses (AREA)
  • Coating Apparatus (AREA)
DK95303997T 1994-06-10 1995-06-09 Fremgangsmåde og apparat til påføring af et overfladeaktivt middel på støbeflader DK0686469T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/258,263 US5542978A (en) 1994-06-10 1994-06-10 Apparatus for applying a surfactant to mold surfaces

Publications (1)

Publication Number Publication Date
DK0686469T3 true DK0686469T3 (da) 1999-09-27

Family

ID=22979801

Family Applications (1)

Application Number Title Priority Date Filing Date
DK95303997T DK0686469T3 (da) 1994-06-10 1995-06-09 Fremgangsmåde og apparat til påføring af et overfladeaktivt middel på støbeflader

Country Status (12)

Country Link
US (2) US5542978A (da)
EP (1) EP0686469B1 (da)
JP (1) JP3683619B2 (da)
AT (1) ATE177046T1 (da)
AU (1) AU703935B2 (da)
BR (1) BR9502741A (da)
CA (1) CA2151362C (da)
CZ (1) CZ146395A3 (da)
DE (1) DE69507988T2 (da)
DK (1) DK0686469T3 (da)
IL (1) IL113952A0 (da)
ZA (2) ZA954813B (da)

Families Citing this family (63)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3734512B2 (ja) * 1993-12-27 2006-01-11 株式会社メニコン コンタクトレンズ外観検査方法および外観検査装置
MY114536A (en) * 1994-11-24 2002-11-30 Apic Yamada Corp A resin molding machine and a method of resin molding
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
US5849222A (en) * 1995-09-29 1998-12-15 Johnson & Johnson Vision Products, Inc. Method for reducing lens hole defects in production of contact lens blanks
US5916494A (en) 1995-12-29 1999-06-29 Johnson & Johnson Vision Products, Inc. Rotational indexing base curve deposition array
US5820895A (en) * 1996-06-04 1998-10-13 Johnson & Johnson Vision Products, Inc. Conductive probe for heating contact lens mold assemblies during demolding
CA2228961C (en) * 1997-02-05 2007-06-19 Johnson & Johnson Vision Products, Inc. Base curve mold designs to maintain hema ring/base curve adhesion
US6143210A (en) * 1998-08-27 2000-11-07 Wrue; Richard J. Automated cast mold hydrating device
US6334960B1 (en) * 1999-03-11 2002-01-01 Board Of Regents, The University Of Texas System Step and flash imprint lithography
GB9906240D0 (en) * 1999-03-19 1999-05-12 Ocular Sciences Limited Lens mould
US6592356B1 (en) * 1999-05-05 2003-07-15 Johnson & Johnson Vision Care, Inc. Mold, molding system and molding machine for making ophthalmic devices
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
US6663801B2 (en) * 2001-04-06 2003-12-16 Johnson & Johnson Vision Care, Inc. Silicon carbide IR-emitter heating device and method for demolding lenses
US7008570B2 (en) * 2001-08-09 2006-03-07 Stephen Pegram Method and apparatus for contact lens mold assembly
US20040075182A1 (en) * 2002-04-10 2004-04-22 Stephane Gobron Stackable contact lens molds
US20040112862A1 (en) * 2002-12-12 2004-06-17 Molecular Imprints, Inc. Planarization composition and method of patterning a substrate using the same
US7365103B2 (en) * 2002-12-12 2008-04-29 Board Of Regents, The University Of Texas System Compositions for dark-field polymerization and method of using the same for imprint lithography processes
US7122079B2 (en) 2004-02-27 2006-10-17 Molecular Imprints, Inc. Composition for an etching mask comprising a silicon-containing material
US7396475B2 (en) 2003-04-25 2008-07-08 Molecular Imprints, Inc. Method of forming stepped structures employing imprint lithography
US7157036B2 (en) 2003-06-17 2007-01-02 Molecular Imprints, Inc Method to reduce adhesion between a conformable region and a pattern of a mold
US20050160934A1 (en) 2004-01-23 2005-07-28 Molecular Imprints, Inc. Materials and methods for imprint lithography
US7307118B2 (en) 2004-11-24 2007-12-11 Molecular Imprints, Inc. Composition to reduce adhesion between a conformable region and a mold
US20060108710A1 (en) * 2004-11-24 2006-05-25 Molecular Imprints, Inc. Method to reduce adhesion between a conformable region and a mold
US7122482B2 (en) * 2003-10-27 2006-10-17 Molecular Imprints, Inc. Methods for fabricating patterned features utilizing imprint lithography
US8076386B2 (en) 2004-02-23 2011-12-13 Molecular Imprints, Inc. Materials for imprint lithography
US7906180B2 (en) 2004-02-27 2011-03-15 Molecular Imprints, Inc. Composition for an etching mask comprising a silicon-containing material
US7939131B2 (en) 2004-08-16 2011-05-10 Molecular Imprints, Inc. Method to provide a layer with uniform etch characteristics
US7282550B2 (en) * 2004-08-16 2007-10-16 Molecular Imprints, Inc. Composition to provide a layer with uniform etch characteristics
US20060043623A1 (en) * 2004-08-27 2006-03-02 Powell P M Masked precure of ophthalmic lenses: systems and methods thereof
US20060062922A1 (en) 2004-09-23 2006-03-23 Molecular Imprints, Inc. Polymerization technique to attenuate oxygen inhibition of solidification of liquids and composition therefor
US20060081557A1 (en) * 2004-10-18 2006-04-20 Molecular Imprints, Inc. Low-k dielectric functional imprinting materials
US8899547B2 (en) 2004-11-18 2014-12-02 Qspex Technologies, Inc. Molds and method of using the same for optical lenses
US7292326B2 (en) 2004-11-30 2007-11-06 Molecular Imprints, Inc. Interferometric analysis for the manufacture of nano-scale devices
EP1874528B9 (en) * 2005-04-29 2009-09-23 Novartis AG Lens molds with coating and process for making a contact lens
US8808808B2 (en) 2005-07-22 2014-08-19 Molecular Imprints, Inc. Method for imprint lithography utilizing an adhesion primer layer
US8557351B2 (en) * 2005-07-22 2013-10-15 Molecular Imprints, Inc. Method for adhering materials together
US7759407B2 (en) 2005-07-22 2010-07-20 Molecular Imprints, Inc. Composition for adhering materials together
US20070037897A1 (en) 2005-08-12 2007-02-15 Guigui Wang Method for making contact lenses
US8142703B2 (en) * 2005-10-05 2012-03-27 Molecular Imprints, Inc. Imprint lithography method
BRPI0700244A (pt) * 2006-02-08 2007-11-06 Johnson & Johnson auxiliares de liberação para a liberação de lentes oftalmológicas de hidrogel de silicone
MX2008011877A (es) * 2006-03-20 2008-11-28 Coopervision Int Holding Co Lp Auxiliares para desprendimiento de moldes de hidrogeles de silicona y metodos relacionados.
US7811483B2 (en) * 2006-06-01 2010-10-12 Coopervision International Holding Company, Lp Delensing of ophthalmic lenses using gas
BRPI0713877A2 (pt) * 2006-06-29 2012-11-06 Johnson & Johnson Vision Care redução de excesso de anel de luz polimérica
CN101500788B (zh) * 2006-08-11 2013-06-19 诺瓦提斯公司 用于制造眼镜片的具有保护涂层的透镜模具
US20080099658A1 (en) * 2006-10-31 2008-05-01 Vandana Srinivas Lens release with perimeter stamp
US20080290535A1 (en) * 2007-05-24 2008-11-27 Molock Jr Frank F Reduction of excess polymeric flash ring
US20090121370A1 (en) * 2007-10-26 2009-05-14 Bausch & Lomb Incorporated Molds for Production of Ophthalmic Devices
US8262952B2 (en) * 2007-10-31 2012-09-11 Bausch & Lomb Incorporated Molds for production of ophthalmic devices
EP2238480B1 (en) 2007-12-20 2012-02-01 Novartis AG Method for making contact lenses
US20100109195A1 (en) 2008-11-05 2010-05-06 Molecular Imprints, Inc. Release agent partition control in imprint lithography
US8313675B2 (en) * 2009-08-31 2012-11-20 Coopervision International Holding Company, Lp Demolding of ophthalmic lenses during the manufacture thereof
EP2598301B1 (en) 2010-07-30 2014-08-20 Coopervision International Holdings Company, LP Ophthalmic device molds formed from vinyl alcohol copolymer, ophthalmic devices molded therein, and related methods
EP2637847B1 (en) 2010-11-10 2014-07-23 Novartis AG Method for making contact lenses
SG190061A1 (en) 2010-12-01 2013-06-28 Novartis Ag Lens molds having atmospheric plasma coatings thereon
CN103906622B (zh) * 2011-10-28 2017-06-30 诺华股份有限公司 用于模制眼用透镜的方法和用于将涂层施加到眼用透镜模具表面上的装置
MY164738A (en) 2011-11-29 2018-01-30 Novartis Ag Method of treating a lens forming surface of at least one mold half for molding ophthalmic lenses
DE102011119610A1 (de) * 2011-11-29 2013-05-29 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zur Herstellung strukturierter optischer Komponenten
HUE040618T2 (hu) 2013-10-31 2019-03-28 Novartis Ag Eljárás szemészeti lencsék elõállítására
HUE036795T2 (hu) 2013-12-13 2018-07-30 Novartis Ag Eljárás kontaktlencse elõállítására
KR101720423B1 (ko) * 2014-07-25 2017-03-27 에보니크 데구사 게엠베하 점착 방지 가공 조제 및 흡수성 입자 제조에 이들을 이용하는 방법
CN111100741B (zh) * 2020-01-08 2022-03-08 山东建科建筑材料有限公司 衬砌管片专用自乳化型脱模剂及其制备方法
US12116442B2 (en) 2020-05-07 2024-10-15 Alcon Inc. Method for producing silicone hydrogel contact lenses

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2287270A (en) * 1940-07-05 1942-06-23 Goodrich Co B F Mold lubricant and method of molding rubber articles
BE717646A (da) * 1968-07-05 1969-01-06
US4064208A (en) * 1974-04-18 1977-12-20 Hanning-Elektro-Werke Robert Hanning Molding method with automatic fluid treatment of mold cavity
US3993727A (en) * 1974-12-18 1976-11-23 Wallace-Murray Corporation Fluid-release mold and the method of manufacturing the same
FR2449522A1 (fr) * 1979-02-20 1980-09-19 Essilor Int Procede de moulage, et moule correspondant, notamment pour moulage de lentilles ophtalmiques en matiere organique
US4640489A (en) * 1981-04-30 1987-02-03 Mia-Lens Production A/S Mold for making contact lenses, either the male or female mold sections being relatively more flexible
US4680336A (en) * 1984-11-21 1987-07-14 Vistakon, Inc. Method of forming shaped hydrogel articles
NL8601671A (nl) * 1986-06-25 1988-01-18 Boer Maschf Bv Werkwijze en inrichting voor het vervaardigen van stenen.
US5039459A (en) * 1988-11-25 1991-08-13 Johnson & Johnson Vision Products, Inc. Method of forming shaped hydrogel articles including contact lenses
US5264161A (en) * 1991-09-05 1993-11-23 Bausch & Lomb Incorporated Method of using surfactants as contact lens processing aids
US5389708A (en) * 1992-01-31 1995-02-14 Mitsui Toatsu Chemicals, Inc. Sulfur-containing acid phosphoric ester internal release agent

Also Published As

Publication number Publication date
AU2056995A (en) 1995-12-21
EP0686469A3 (en) 1997-05-14
JP3683619B2 (ja) 2005-08-17
EP0686469A2 (en) 1995-12-13
CA2151362C (en) 2007-01-02
EP0686469B1 (en) 1999-03-03
DE69507988D1 (de) 1999-04-08
CA2151362A1 (en) 1995-12-11
DE69507988T2 (de) 1999-08-12
CZ146395A3 (en) 1996-05-15
AU703935B2 (en) 1999-04-01
BR9502741A (pt) 1996-03-12
ZA954813B (en) 1997-03-10
US5639510A (en) 1997-06-17
IL113952A0 (en) 1995-08-31
US5542978A (en) 1996-08-06
ZA971835B (en) 1997-04-09
ATE177046T1 (de) 1999-03-15
JPH0847930A (ja) 1996-02-20

Similar Documents

Publication Publication Date Title
DK0686469T3 (da) Fremgangsmåde og apparat til påføring af et overfladeaktivt middel på støbeflader
DK0740997T3 (da) Fremgangsmåde og indretning til placering af et tensid på overfladen af en støbeform
ATE163593T1 (de) Verfahren zum herstellen von plastikformen und verfahren zum giessen von kontaktlinsen
CA2293568A1 (en) Injection molding process for rotationally asymmetric contact lens surfaces
DE69810254D1 (de) Verfahren zur Herstellung von Lebensmitteln unter Verwendung von einläufig rotierenden Walzen
ATE137441T1 (de) Verfahren und vorrichtung zum giessen einer linse
ATE240056T1 (de) Verfahren zur herstellung fixierbarer einlagestoffe
ES2101360T3 (es) Metodo para moldear una lente de contacto hidrofila.
DE69315977D1 (de) Verfahren zum Färben von einer hydrophilen Kontakt-Linse
DE50200222D1 (de) Verfahren zur Herstellung einer Prägewalze aus Silikonkautschuk zum kontinuierlichen Prägen der Oberfläche einer thermoplastischen Folie
DK0657264T3 (da) Fremgangsmåde og apparat til fremstilling af kontaktlinse
DK0454520T3 (da) Fremgangsmåde til fremstilling af en kompositfolie omfattende en støbt polymethylmethacrylatplade, der er sammenføjet med et termoplastisk bærelag samt produkter opnået ved fremgangsmåden
AU2002350122A1 (en) Continuous process for indirect printing of polymeric films having texture
AU6556396A (en) Infra-red heat source for demolding contact lenses
JPS59209820A (ja) 注型成形における表面塗膜形成法
JPH06190835A (ja) シリコーンゴム成形品の製造方法
JPS6245014B2 (da)
JPS56127419A (en) Bonding of ornament to synthetic resin molding