AU8087794A - Method of releasing contact lenses from the mold - Google Patents

Method of releasing contact lenses from the mold

Info

Publication number
AU8087794A
AU8087794A AU80877/94A AU8087794A AU8087794A AU 8087794 A AU8087794 A AU 8087794A AU 80877/94 A AU80877/94 A AU 80877/94A AU 8087794 A AU8087794 A AU 8087794A AU 8087794 A AU8087794 A AU 8087794A
Authority
AU
Australia
Prior art keywords
mold
contact lenses
releasing contact
releasing
lenses
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
AU80877/94A
Inventor
Mahendra P Nandu
Richard J Wrue
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
Application filed by Bausch and Lomb Inc filed Critical Bausch and Lomb Inc
Publication of AU8087794A publication Critical patent/AU8087794A/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
    • B29D11/00192—Demoulding, e.g. separating lenses from mould halves
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Eyeglasses (AREA)
AU80877/94A 1993-10-28 1994-10-25 Method of releasing contact lenses from the mold Abandoned AU8087794A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14492393A 1993-10-28 1993-10-28
US144923 1993-10-28
PCT/US1994/012144 WO1995011789A1 (en) 1993-10-28 1994-10-25 Method of releasing contact lenses from the mold

Publications (1)

Publication Number Publication Date
AU8087794A true AU8087794A (en) 1995-05-22

Family

ID=22510771

Family Applications (1)

Application Number Title Priority Date Filing Date
AU80877/94A Abandoned AU8087794A (en) 1993-10-28 1994-10-25 Method of releasing contact lenses from the mold

Country Status (2)

Country Link
AU (1) AU8087794A (en)
WO (1) WO1995011789A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2355686A (en) * 1999-10-25 2001-05-02 Hydron Ltd A method of forming an ophthalmic device
US20030222362A1 (en) * 2002-03-28 2003-12-04 Bausch & Lomb Incorporated Process for extracting biomedical devices
US9102110B2 (en) * 2005-08-09 2015-08-11 Coopervision International Holding Company, Lp Systems and methods for removing lenses from lens molds
US7319133B2 (en) * 2005-08-09 2008-01-15 Coopervision, Inc. Contact lens extraction/hydration systems and methods of reprocessing fluids used therein
CA2634744A1 (en) * 2005-12-20 2007-07-05 Johnson & Johnson Vision Care, Inc. Methods and systems for leaching and releasing silicone hydrogel ophthalmic lenses with alcohol solutions
JP2009522596A (en) * 2005-12-29 2009-06-11 ジョンソン・アンド・ジョンソン・ビジョン・ケア・インコーポレイテッド Method and system for releasing silicone hydrogel ophthalmic lenses using surfactants
US7811483B2 (en) 2006-06-01 2010-10-12 Coopervision International Holding Company, Lp Delensing of ophthalmic lenses using gas
MY147579A (en) * 2006-09-21 2012-12-31 Novartis Ag Method of de-molding contact lenses
US7968018B2 (en) 2007-04-18 2011-06-28 Coopervision International Holding Company, Lp Use of surfactants in extraction procedures for silicone hydrogel ophthalmic lenses
US8313675B2 (en) 2009-08-31 2012-11-20 Coopervision International Holding Company, Lp Demolding of ophthalmic lenses during the manufacture thereof

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3116388B2 (en) * 1990-10-16 2000-12-11 セイコーエプソン株式会社 Plastic lens manufacturing method

Also Published As

Publication number Publication date
WO1995011789A1 (en) 1995-05-04

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