ATE337149T1 - Formverfahren mit formvorbehandlung - Google Patents

Formverfahren mit formvorbehandlung

Info

Publication number
ATE337149T1
ATE337149T1 AT03727470T AT03727470T ATE337149T1 AT E337149 T1 ATE337149 T1 AT E337149T1 AT 03727470 T AT03727470 T AT 03727470T AT 03727470 T AT03727470 T AT 03727470T AT E337149 T1 ATE337149 T1 AT E337149T1
Authority
AT
Austria
Prior art keywords
mould
molding process
solution
poly
drying
Prior art date
Application number
AT03727470T
Other languages
German (de)
English (en)
Inventor
Harald Bothe
Bernhard Seiferling
Axel Heinrich
Achim Mueller
Original Assignee
Novartis Pharma Gmbh
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 Pharma Gmbh filed Critical Novartis Pharma Gmbh
Application granted granted Critical
Publication of ATE337149T1 publication Critical patent/ATE337149T1/de

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)
  • Manufacture Of Switches (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
AT03727470T 2002-05-13 2003-05-12 Formverfahren mit formvorbehandlung ATE337149T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP02010659 2002-05-13

Publications (1)

Publication Number Publication Date
ATE337149T1 true ATE337149T1 (de) 2006-09-15

Family

ID=29286119

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03727470T ATE337149T1 (de) 2002-05-13 2003-05-12 Formverfahren mit formvorbehandlung

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
WO2008017716A1 (en) * 2006-08-11 2008-02-14 Novartis Ag Lens molds with protective coating for production of ophthalmic lenses
US7780879B2 (en) * 2007-12-20 2010-08-24 Novartis Ag Method for making contact lenses
CN102341227A (zh) * 2009-02-02 2012-02-01 奥托立夫开发公司 水系涂层剂
US9623614B2 (en) 2010-11-10 2017-04-18 Novartis Ag Method for making contact lenses
HUE043061T2 (hu) * 2011-10-28 2019-07-29 Novartis Ag Eljárás szemészeti lencsék formázására és berendezés egy szemészeti lencse formázó szerszám felületére bevonat felhordására
EP3062979B1 (en) 2013-10-31 2018-08-29 Novartis AG Method for producing ophthalmic lenses
MY183117A (en) 2013-12-13 2021-02-15 Alcon Inc Method for making contact lenses
EP4146461B1 (en) 2020-05-07 2024-03-13 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
AU2003233321A1 (en) 2003-11-11
DE60307826T2 (de) 2007-03-29
JP2005525251A (ja) 2005-08-25
EP1507639B1 (en) 2006-08-23
US20030209818A1 (en) 2003-11-13
DE60307826D1 (de) 2006-10-05
EP1507639A1 (en) 2005-02-23
JP4318636B2 (ja) 2009-08-26
WO2003095171A1 (en) 2003-11-20

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties