DE69507988T2 - Verfahren und Vorrichtung zum Aufbringen einer Tensidsubstanz auf die Oberfläche einer Form - Google Patents

Verfahren und Vorrichtung zum Aufbringen einer Tensidsubstanz auf die Oberfläche einer Form

Info

Publication number
DE69507988T2
DE69507988T2 DE69507988T DE69507988T DE69507988T2 DE 69507988 T2 DE69507988 T2 DE 69507988T2 DE 69507988 T DE69507988 T DE 69507988T DE 69507988 T DE69507988 T DE 69507988T DE 69507988 T2 DE69507988 T2 DE 69507988T2
Authority
DE
Germany
Prior art keywords
surfactant
mold
mold components
molding
order
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69507988T
Other languages
English (en)
Other versions
DE69507988D1 (de
Inventor
Wallace Anthony Matrin
Ture Kindt-Larsen
Craig William Walker
Stephen Robert Beaton
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Johnson and Johnson Vision Care Inc
Original Assignee
Johnson and Johnson Vision Products Inc
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 and Johnson Vision Products Inc filed Critical Johnson and Johnson Vision Products Inc
Publication of DE69507988D1 publication Critical patent/DE69507988D1/de
Application granted granted Critical
Publication of DE69507988T2 publication Critical patent/DE69507988T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
  • Coating Apparatus (AREA)
  • Eyeglasses (AREA)
  • Lubricants (AREA)
DE69507988T 1994-06-10 1995-06-09 Verfahren und Vorrichtung zum Aufbringen einer Tensidsubstanz auf die Oberfläche einer Form Expired - Lifetime DE69507988T2 (de)

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 (2)

Publication Number Publication Date
DE69507988D1 DE69507988D1 (de) 1999-04-08
DE69507988T2 true DE69507988T2 (de) 1999-08-12

Family

ID=22979801

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69507988T Expired - Lifetime DE69507988T2 (de) 1994-06-10 1995-06-09 Verfahren und Vorrichtung zum Aufbringen einer Tensidsubstanz auf die Oberfläche einer Form

Country Status (12)

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

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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
AU5289498A (en) * 1997-02-05 1998-08-13 Johnson & Johnson Research Pty. Limited Basecurve mold designs to maintain HEMA ring/basecurve 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
US6869549B2 (en) * 1999-05-05 2005-03-22 Johnson & Johnson Vision Care, Inc. Method and mold for making ophthalmic devices
US6592356B1 (en) * 1999-05-05 2003-07-15 Johnson & Johnson Vision Care, Inc. Mold, molding system and molding machine for making ophthalmic devices
CA2374241A1 (en) * 1999-06-11 2000-12-21 Bausch & Lomb Incorporated Lens molds with protective coatings for production of contact lenses and other ophthalmic products
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
EP1352736A3 (de) * 2002-04-10 2004-08-25 Novartis AG Werkzeug in Etagenbauweise für Kontakt-Linsen
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
US7396475B2 (en) 2003-04-25 2008-07-08 Molecular Imprints, Inc. Method of forming stepped structures employing imprint lithography
US20060108710A1 (en) * 2004-11-24 2006-05-25 Molecular Imprints, Inc. Method to reduce adhesion between a conformable region and 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
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
ATE432815T1 (de) * 2005-04-29 2009-06-15 Novartis Ag Beschichtete linsenformen und verfahren zur herstellung von einer kontakt-linse
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
TWI351415B (en) * 2006-02-08 2011-11-01 Johnson & Johnson Vision Care Facilitating release of silicone hydrogel ophthalm
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
AU2007269947A1 (en) * 2006-06-29 2008-01-10 Johnson & Johnson Vision Care, Inc. Reduction of excess polymeric flash ring
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
JP5355588B2 (ja) 2007-12-20 2013-11-27 ノバルティス アーゲー コンタクトレンズを製造する方法
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
GB2495674B (en) 2010-07-30 2013-06-12 Coopervision Int Holding Co Lp Ophthalmic device molds formed from water-soluble vinyl alcohol copolymer, ophthalmic devices molded therein, and related methods
US9623614B2 (en) 2010-11-10 2017-04-18 Novartis Ag Method for making contact lenses
SG190057A1 (en) 2010-12-01 2013-06-28 Novartis Ag Atmospheric plasma coating for ophthalmic devices
WO2013060787A1 (en) 2011-10-28 2013-05-02 Novartis Ag Method for molding an ophthalmic lens and device for applying a coating to the surface of an ophthalmic lens mold
WO2013081959A1 (en) 2011-11-29 2013-06-06 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
CN105658391B (zh) 2013-10-31 2019-02-19 诺华股份有限公司 生产眼用透镜的方法
CN105793022B (zh) 2013-12-13 2017-09-19 诺华股份有限公司 用于制备接触镜片的方法
US11680184B2 (en) * 2014-07-25 2023-06-20 Evonik Superabsorber Gmbh Anti-stick processing aids and use thereof in the production of water-absorbing particles
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
WO2021224855A1 (en) 2020-05-07 2021-11-11 Alcon Inc. Method for producing silicone hydrogel contact lenses

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US4064208A (en) * 1974-04-18 1977-12-20 Hanning-Elektro-Werke Robert Hanning Molding method with automatic fluid treatment of mold cavity
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Also Published As

Publication number Publication date
IL113952A0 (en) 1995-08-31
DE69507988D1 (de) 1999-04-08
CA2151362C (en) 2007-01-02
EP0686469B1 (de) 1999-03-03
BR9502741A (pt) 1996-03-12
JP3683619B2 (ja) 2005-08-17
ZA971835B (en) 1997-04-09
CA2151362A1 (en) 1995-12-11
CZ146395A3 (en) 1996-05-15
ZA954813B (en) 1997-03-10
DK0686469T3 (da) 1999-09-27
JPH0847930A (ja) 1996-02-20
US5639510A (en) 1997-06-17
EP0686469A2 (de) 1995-12-13
EP0686469A3 (de) 1997-05-14
AU703935B2 (en) 1999-04-01
AU2056995A (en) 1995-12-21
US5542978A (en) 1996-08-06
ATE177046T1 (de) 1999-03-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: BOEHMERT & BOEHMERT, 28209 BREMEN