AU2003233321A1 - Pretreatment of contact lens moulds - Google Patents

Pretreatment of contact lens moulds

Info

Publication number
AU2003233321A1
AU2003233321A1 AU2003233321A AU2003233321A AU2003233321A1 AU 2003233321 A1 AU2003233321 A1 AU 2003233321A1 AU 2003233321 A AU2003233321 A AU 2003233321A AU 2003233321 A AU2003233321 A AU 2003233321A AU 2003233321 A1 AU2003233321 A1 AU 2003233321A1
Authority
AU
Australia
Prior art keywords
mould
pretreatment
contact lens
solution
poly
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.)
Abandoned
Application number
AU2003233321A
Other languages
English (en)
Inventor
Harald Bothe
Axel Heinrich
Achim Muller
Bernhard Seiferling
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.)
Novartis AG
Original Assignee
Novartis AG
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 Novartis AG filed Critical Novartis AG
Publication of AU2003233321A1 publication Critical patent/AU2003233321A1/en
Abandoned 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
    • B29D11/00038—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
    • 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
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
    • B29C35/0888—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using transparant 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
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C37/0025—Applying surface layers, e.g. coatings, decorative layers, printed layers, to articles during shaping, e.g. in-mould printing
    • B29C37/0028—In-mould coating, e.g. by introducing the coating material into the mould after forming the article
    • B29C37/0032—In-mould coating, e.g. by introducing the coating material into the mould after forming the article the coating being applied upon the mould surface before introducing the moulding compound, e.g. applying a gelcoat
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
    • B29C35/0805—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation
    • B29C2035/0827—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation using UV radiation
    • 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
    • B29L2011/0041—Contact lenses

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Toxicology (AREA)
  • Physics & Mathematics (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Manufacturing & Machinery (AREA)
  • Eyeglasses (AREA)
  • Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Polyethers (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Manufacture Of Switches (AREA)
AU2003233321A 2002-05-13 2003-05-12 Pretreatment of contact lens moulds Abandoned AU2003233321A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP02010659.7 2002-05-13
EP02010659 2002-05-13
PCT/EP2003/004947 WO2003095171A1 (en) 2002-05-13 2003-05-12 Pretreatment of contact lens moulds

Publications (1)

Publication Number Publication Date
AU2003233321A1 true AU2003233321A1 (en) 2003-11-11

Family

ID=29286119

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003233321A Abandoned AU2003233321A1 (en) 2002-05-13 2003-05-12 Pretreatment of contact lens moulds

Country Status (7)

Country Link
US (1) US20030209818A1 (https=)
EP (1) EP1507639B1 (https=)
JP (1) JP4318636B2 (https=)
AT (1) ATE337149T1 (https=)
AU (1) AU2003233321A1 (https=)
DE (1) DE60307826T2 (https=)
WO (1) WO2003095171A1 (https=)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050106230A1 (en) * 2003-11-17 2005-05-19 Young Janel E. Drug-enhanced adhesion prevention
US20070037897A1 (en) * 2005-08-12 2007-02-15 Guigui Wang Method for making contact lenses
US20070120279A1 (en) * 2005-11-29 2007-05-31 Bausch & Lomb Incorporated Method for coating lens material
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
EP2238480B1 (en) * 2007-12-20 2012-02-01 Novartis AG Method for making contact lenses
US20110288211A1 (en) * 2009-02-02 2011-11-24 Kunio Sasaoka Aqueous coating agent
EP2637847B1 (en) 2010-11-10 2014-07-23 Novartis AG Method for making contact lenses
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
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
US12116442B2 (en) 2020-05-07 2024-10-15 Alcon Inc. Method for producing silicone hydrogel contact lenses

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1537566A (en) * 1976-07-21 1978-12-29 Ganju S Restoration of soft contact lenses
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
US4555549A (en) * 1984-11-26 1985-11-26 Basf Wyandotte Corporation Polyoxyalkylene polymers as lubricants particularly in molding processes
US4689082A (en) * 1985-10-28 1987-08-25 Basf Corporation Polymer composition
US4983332A (en) * 1989-08-21 1991-01-08 Bausch & Lomb Incorporated Method for manufacturing hydrophilic contact lenses
GB9113875D0 (en) * 1991-06-27 1991-08-14 Biointeractions Ltd Polymer coatings
US5322648A (en) * 1991-08-26 1994-06-21 Vitaphore Corporation Process for forming shaped collagen devices
TW272976B (https=) * 1993-08-06 1996-03-21 Ciba Geigy Ag
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

Also Published As

Publication number Publication date
US20030209818A1 (en) 2003-11-13
DE60307826D1 (de) 2006-10-05
JP2005525251A (ja) 2005-08-25
ATE337149T1 (de) 2006-09-15
WO2003095171A1 (en) 2003-11-20
JP4318636B2 (ja) 2009-08-26
DE60307826T2 (de) 2007-03-29
EP1507639A1 (en) 2005-02-23
EP1507639B1 (en) 2006-08-23

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase
TH Corrigenda

Free format text: IN VOL 18, NO 2, PAGE(S) 561 UNDER THE HEADING APPLICATIONS OPI - NAME INDEX UNDER THE NAME NOVARTIS AG , APPLICATION NO. 2003233321 , UNDER INID (43) CORRECT THE PUBLICATION DATE TO READ 24.11.2003