DE69507500D1 - Verfahren zur behandlung von kunststoffgiessformen - Google Patents

Verfahren zur behandlung von kunststoffgiessformen

Info

Publication number
DE69507500D1
DE69507500D1 DE69507500T DE69507500T DE69507500D1 DE 69507500 D1 DE69507500 D1 DE 69507500D1 DE 69507500 T DE69507500 T DE 69507500T DE 69507500 T DE69507500 T DE 69507500T DE 69507500 D1 DE69507500 D1 DE 69507500D1
Authority
DE
Germany
Prior art keywords
plastic molds
treating plastic
treating
molds
plastic
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
DE69507500T
Other languages
English (en)
Other versions
DE69507500T3 (de
DE69507500T2 (de
Inventor
Paul Valint
Makarand Joshi
Dominic Ruscio
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.)
Bausch and Lomb Inc
Original Assignee
Bausch and Lomb 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23255864&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69507500(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Bausch and Lomb Inc filed Critical Bausch and Lomb Inc
Application granted granted Critical
Publication of DE69507500D1 publication Critical patent/DE69507500D1/de
Publication of DE69507500T2 publication Critical patent/DE69507500T2/de
Publication of DE69507500T3 publication Critical patent/DE69507500T3/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
    • 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
    • B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • B29C39/22—Component parts, details or accessories; Auxiliary operations
    • B29C39/42—Casting under special conditions, e.g. vacuum
    • 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
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/40—Plastics, e.g. foam or rubber
    • 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
DE69507500T 1994-10-13 1995-10-04 Verfahren zur behandlung von kunststoffgiessformen Expired - Lifetime DE69507500T3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/322,661 US5681510A (en) 1994-10-13 1994-10-13 Method for treating plastic mold pieces
PCT/US1995/013177 WO1996011782A1 (en) 1994-10-13 1995-10-04 Method for treating plastic mold pieces

Publications (3)

Publication Number Publication Date
DE69507500D1 true DE69507500D1 (de) 1999-03-04
DE69507500T2 DE69507500T2 (de) 1999-05-27
DE69507500T3 DE69507500T3 (de) 2002-10-10

Family

ID=23255864

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69507500T Expired - Lifetime DE69507500T3 (de) 1994-10-13 1995-10-04 Verfahren zur behandlung von kunststoffgiessformen

Country Status (9)

Country Link
US (1) US5681510A (de)
EP (1) EP0785854B2 (de)
JP (1) JPH10507418A (de)
CN (1) CN1072552C (de)
AU (1) AU3955995A (de)
CA (1) CA2199007C (de)
DE (1) DE69507500T3 (de)
ES (1) ES2129869T5 (de)
WO (1) WO1996011782A1 (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL113691A0 (en) * 1994-06-10 1995-08-31 Johnson & Johnson Vision Prod Low oxygen molding of soft contact lenses
US5804107A (en) * 1994-06-10 1998-09-08 Johnson & Johnson Vision Products, Inc. Consolidated contact lens molding
US5938988A (en) * 1996-08-19 1999-08-17 Johnson & Johnson Vision Products, Inc. Multiple optical curve molds formed in a solid piece of polymer
AU9629098A (en) * 1997-10-02 1999-04-27 Novartis Ag Ophthalmic lens production process
US20040112008A1 (en) 1998-12-21 2004-06-17 Voss Leslie A. Heat seal apparatus for lens packages
US20070157553A1 (en) * 1998-12-21 2007-07-12 Voss Leslie A Heat seal apparatus for lens packages
US20040074525A1 (en) * 2001-03-27 2004-04-22 Widman Michael F. Transfer apparatus and method and a transfer apparatus cleaner and method
US6241918B1 (en) * 1998-12-28 2001-06-05 Johnson & Johnson Vision Care, Inc. Process of manufacturing contact lenses in ambient environment
US6610220B1 (en) 1998-12-28 2003-08-26 Johnson & Johnson Vision Care, Inc. Process of manufacturing contact lenses with measured exposure to oxygen
WO2000040395A1 (en) * 1998-12-30 2000-07-13 Bausch & Lomb Incorporated Method and mold for casting contact lenses
US6869549B2 (en) * 1999-05-05 2005-03-22 Johnson & Johnson Vision Care, Inc. Method and mold for making ophthalmic devices
US6638451B1 (en) 1999-08-31 2003-10-28 Novartis Ag Plastic casting molds
USD458023S1 (en) 1999-10-13 2002-06-04 Johnson & Johnson Vision Care, Inc. Contact lens container
US6368522B1 (en) 2000-01-03 2002-04-09 Johnson & Johnson Vision Care, Inc. Mold for forming a contact lens and method of preventing formation of small strands of contact lens material during contact lens manufacture
JP2002355830A (ja) 2001-03-26 2002-12-10 Novartis Ag 眼科用レンズの製造のための型及び方法
US6997693B2 (en) 2001-10-19 2006-02-14 Novartis Ag Casting mold half and casting mold for producing contact lenses
US8899547B2 (en) 2004-11-18 2014-12-02 Qspex Technologies, Inc. Molds and method of using the same for optical lenses
US20060103037A1 (en) * 2004-11-18 2006-05-18 Kai Su Disposable molds and method of using the same
US20060103041A1 (en) * 2004-11-18 2006-05-18 Kai Su Molds and method of using the same for forming plus or minus lenses
US7625197B2 (en) * 2005-09-12 2009-12-01 Johnson & Johnson Vision Care, Inc. Devices and processes for performing degassing operations
SG191444A1 (en) * 2006-12-21 2013-07-31 Novartis Ag High intensity uv mold pretreatment
US8262952B2 (en) 2007-10-31 2012-09-11 Bausch & Lomb Incorporated Molds for production of ophthalmic devices
TW201141693A (en) * 2010-03-25 2011-12-01 Johnson & Johnson Vision Care Ophthalmic lens mold treatment
ES2758722T3 (es) 2010-07-30 2020-05-06 Alcon Inc Lentes de hidrogel silicónico con superficies ricas en agua
WO2013055746A1 (en) 2011-10-12 2013-04-18 Novartis Ag Method for making uv-absorbing ophthalmic lenses by coating
HUE029659T2 (en) 2011-12-31 2017-03-28 Novartis Ag A method for producing colored contact lenses
SG11201403592VA (en) 2011-12-31 2014-10-30 Novartis Ag Method of making contact lenses with identifying mark
HUE031702T2 (en) 2012-12-17 2017-07-28 Novartis Ag A method for producing improved UV absorbing ophthalmic lenses
WO2015095157A1 (en) 2013-12-17 2015-06-25 Novartis Ag A silicone hydrogel lens with a crosslinked hydrophilic coating
MY183678A (en) 2014-08-26 2021-03-08 Alcon Inc Method for applying stable coating on silicone hydrogel contact lenses
CN108369291B (zh) 2015-12-15 2021-07-20 爱尔康公司 用于将稳定的涂层施加在硅酮水凝胶接触镜片上的方法
CN108072981A (zh) * 2016-11-18 2018-05-25 海昌隐形眼镜有限公司 一种硬性角膜接触镜片的制作方法
CN117492230A (zh) 2017-12-13 2024-02-02 爱尔康公司 周抛和月抛水梯度接触镜片
KR20230152103A (ko) * 2021-03-05 2023-11-02 보오슈 + 롬 아일랜드 리미티드 안과용 디바이스 제조용 금형

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2911678A (en) * 1957-04-12 1959-11-10 Phillips Petroleum Co Molding of void-free olefin polymers using pressure, vacuum and directional cooling
US3422168A (en) * 1964-12-01 1969-01-14 Ppg Industries Inc Process of casting resinous lenses in thermoplastic cast replica molds
US3423488A (en) * 1966-05-11 1969-01-21 Ppg Industries Inc Process for casting resinous lenses in thermoplastic cast replica molds
US4113224A (en) * 1975-04-08 1978-09-12 Bausch & Lomb Incorporated Apparatus for forming optical lenses
US4054624A (en) * 1974-11-21 1977-10-18 Warner-Lambert Company Preparing a hydrated contact lens
US4121896A (en) † 1976-03-24 1978-10-24 Shepherd Thomas H Apparatus for the production of contact lenses
US4129628A (en) * 1976-07-19 1978-12-12 Rca Corporation Method of making a thermoplastic lens by vacuum forming
US4284591A (en) * 1980-04-28 1981-08-18 Neefe Optica Lab Inc. Injection molding of optical lenses and optical molds
US4540532A (en) * 1984-02-02 1985-09-10 Coburn Optical Industries, Inc. Method and apparatus for molding ophthalmic lenses
CS256889B1 (en) * 1984-04-20 1988-04-15 Otto Wichterle Method of contact lenses' centrifugal casting in open moulds and equipment for realization of this method
US5113224A (en) * 1989-10-13 1992-05-12 Canon Kabushiki Kaisha Reciprocating driving device
US5230840A (en) * 1990-09-14 1993-07-27 The Furukawa Electric Co., Ltd. Method of manufacturing thermoplastic/resin molded optical member
US5254000A (en) * 1992-04-23 1993-10-19 Corning Incorporated Organic polymer lens mold
US5435943A (en) * 1994-03-11 1995-07-25 Johnson & Johnson Vision Products, Inc. Method and apparatus for making an ophthalmic lens
IL113691A0 (en) † 1994-06-10 1995-08-31 Johnson & Johnson Vision Prod Low oxygen molding of soft contact lenses

Also Published As

Publication number Publication date
CA2199007C (en) 2000-02-15
DE69507500T3 (de) 2002-10-10
ES2129869T3 (es) 1999-06-16
EP0785854B2 (de) 2002-04-24
MX9702638A (es) 1997-07-31
CN1072552C (zh) 2001-10-10
EP0785854A1 (de) 1997-07-30
US5681510A (en) 1997-10-28
CA2199007A1 (en) 1996-04-25
DE69507500T2 (de) 1999-05-27
EP0785854B1 (de) 1999-01-20
WO1996011782A1 (en) 1996-04-25
AU3955995A (en) 1996-05-06
ES2129869T5 (es) 2002-12-01
CN1160372A (zh) 1997-09-24
JPH10507418A (ja) 1998-07-21

Similar Documents

Publication Publication Date Title
DE69507500T3 (de) Verfahren zur behandlung von kunststoffgiessformen
DE69331469D1 (de) Verfahren zur behandlung von abfällen
DE696923T1 (de) Verfahren zur behandlung endo-ostealer materialen
DE59504072D1 (de) Verfahren zur herstellung von esterquats
DE69738068D1 (de) Verfahren zur behandlung von spinel-lithium-manganoxid
DE69603838D1 (de) Verfahren zur behandlung von gasen
DE59810532D1 (de) Verfahren zur behandlung von cellulosischen formkörpern
DE69519379T2 (de) Verfahren zur herstellung von trifluorethylene
DE69515241T2 (de) Verfahren zur Emulsions-Polymerisation
DE69526796T2 (de) Verfahren zur inhibierung von pflanzenkrankheiten
DE69513623D1 (de) Verfahren zur herstellung von isobutenpolymer
ATE267812T1 (de) Verfahren zur herstellung von n-substituierten 3- hydroxypyrazolen
DE69510466D1 (de) Verfahren zur herstellung von n-phosphonomethylglyzin
ATE238994T1 (de) Verfahren zur herstellung von n-substituierten 3- hydroxypyrazolen
DE69609082D1 (de) Verfahren zur behandlung von abfällen
DE59509620D1 (de) Verfahren zur herstellung von acyloinen
DE69514369T2 (de) Verfahren zur herstellung von pentafluorethan
ATE244294T1 (de) Verfahren zur herstellung von körnigen reinigungsmitteln
DE712886T1 (de) Methode zur behandlung von kunststoffabfällen
DE69429341T2 (de) Verfahren zur behandlung von flüssigkeiten
DE69511680D1 (de) Verfahren zur herstellung von polysuccinimid
DE69533397D1 (de) Verfahren zur behandlung von hypertonie
ATA21789A (de) Verfahren zur behandlung von abfallstoffen
ATA171489A (de) Verfahren zur behandlung von abfallstoffen
DE69507537T2 (de) Verfahren zur Behandlung von Strukturen mit Silikonzusammensetzungen

Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings