DE69711236D1 - Herstellung von formkörpern - Google Patents

Herstellung von formkörpern

Info

Publication number
DE69711236D1
DE69711236D1 DE69711236T DE69711236T DE69711236D1 DE 69711236 D1 DE69711236 D1 DE 69711236D1 DE 69711236 T DE69711236 T DE 69711236T DE 69711236 T DE69711236 T DE 69711236T DE 69711236 D1 DE69711236 D1 DE 69711236D1
Authority
DE
Germany
Prior art keywords
mould
pct
state
solution
solid
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
DE69711236T
Other languages
English (en)
Other versions
DE69711236T2 (de
Inventor
Beat Mueller
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 DE69711236D1 publication Critical patent/DE69711236D1/de
Application granted granted Critical
Publication of DE69711236T2 publication Critical patent/DE69711236T2/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
    • B29D11/00038—Production of contact lenses
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/30—Introducing nitrogen atoms or nitrogen-containing groups
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2810/00—Chemical modification of a polymer
    • C08F2810/20—Chemical modification of a polymer leading to a crosslinking, either explicitly or inherently

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • Eyeglasses (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Pens And Brushes (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
DE69711236T 1996-07-26 1997-07-25 Herstellung von formkörpern Expired - Lifetime DE69711236T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP96810500 1996-07-26
PCT/EP1997/004065 WO1998004934A1 (en) 1996-07-26 1997-07-25 Manufacture of mouldings

Publications (2)

Publication Number Publication Date
DE69711236D1 true DE69711236D1 (de) 2002-04-25
DE69711236T2 DE69711236T2 (de) 2002-10-02

Family

ID=8225665

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69711236T Expired - Lifetime DE69711236T2 (de) 1996-07-26 1997-07-25 Herstellung von formkörpern

Country Status (9)

Country Link
US (1) US6106746A (de)
EP (1) EP0951654B1 (de)
JP (1) JP4160120B2 (de)
AT (1) ATE214810T1 (de)
AU (1) AU3771297A (de)
DE (1) DE69711236T2 (de)
ID (1) ID17663A (de)
WO (1) WO1998004934A1 (de)
ZA (1) ZA976639B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5242876B2 (ja) * 2000-03-24 2013-07-24 ノバルティス アーゲー 架橋結合性または重合性プレポリマー
ATE317758T1 (de) * 2001-01-24 2006-03-15 Novartis Pharma Gmbh Verfahren zur herstellung von linsen
US6846892B2 (en) 2002-03-11 2005-01-25 Johnson & Johnson Vision Care, Inc. Low polydispersity poly-HEMA compositions
US20060100408A1 (en) * 2002-03-11 2006-05-11 Powell P M Method for forming contact lenses comprising therapeutic agents
US20030218717A1 (en) * 2002-05-27 2003-11-27 Menicon Co., Ltd. Highly water-absorptive ophthalmic lens and method of producing the same
AU2003258609A1 (en) * 2002-08-14 2004-03-03 Novartis Ag Radiation-curable prepolymers
WO2004076500A1 (en) * 2003-02-28 2004-09-10 Novartis Ag Copolymers comprising biomolecules
US7726809B2 (en) 2005-02-09 2010-06-01 Safilens S.R.L. Contact lens, method for producing same, and pack for storage and maintenance of a contact lens

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3171870A (en) * 1960-07-01 1965-03-02 North American Aviation Inc Polymer processing
US3151095A (en) * 1961-01-13 1964-09-29 Whittaker Corp Process of mixing glass flakes with a normally liquid resin in frozen, comminuted form
US3968051A (en) * 1968-10-21 1976-07-06 American Cyanamid Company Freeze drying photochromic filters
US4673539A (en) * 1983-06-03 1987-06-16 Minnesota Mining And Manufacturing Company Process for thermoformed articles
EP0216074B1 (de) * 1985-07-31 1993-06-16 Ciba-Geigy Ag Polyvinylalkoholderivate und vernetzte Hydrogelkontaktlinsen
GB2180308B (en) * 1985-09-11 1989-09-06 Teves Gmbh Alfred Brake pad retention spring, in particular for spot-type disc brakes for automotive vehicles
JPS6323126A (ja) * 1986-02-13 1988-01-30 Bio Material Yunibaasu:Kk ソフトコンタクトレンズおよびその製造法
DE3630928A1 (de) * 1986-09-11 1988-03-24 Messer Griesheim Gmbh Verfahren zur verbesserung der homogenitaet hochreaktiver polykondensate
ATE67712T1 (de) * 1987-07-10 1991-10-15 Karl Reinhard Zeiss Verfahren zur herstellung und zur verarbeitung von reaktionskunststoff-mischungen.
JPS6490026A (en) * 1987-10-01 1989-04-05 Mitsubishi Heavy Ind Ltd Device for producing fine granular polyvinyl alcohol gel
TW272976B (de) * 1993-08-06 1996-03-21 Ciba Geigy Ag
US5804106A (en) * 1997-07-10 1998-09-08 Cheng Tsu Chen Manufacturing method for UV-screening photochromism eye glasses

Also Published As

Publication number Publication date
JP2000515822A (ja) 2000-11-28
WO1998004934A1 (en) 1998-02-05
US6106746A (en) 2000-08-22
ID17663A (id) 1998-01-15
DE69711236T2 (de) 2002-10-02
JP4160120B2 (ja) 2008-10-01
EP0951654B1 (de) 2002-03-20
ZA976639B (en) 1998-01-26
EP0951654A1 (de) 1999-10-27
ATE214810T1 (de) 2002-04-15
AU3771297A (en) 1998-02-20

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Legal Events

Date Code Title Description
8328 Change in the person/name/address of the agent

Representative=s name: PFENNING MEINIG & PARTNER GBR, 80339 MUENCHEN