HK58778A - Method for the release of silicone rubber moulded bodies from moulding dies - Google Patents

Method for the release of silicone rubber moulded bodies from moulding dies

Info

Publication number
HK58778A
HK58778A HK58778A HK58778A HK58778A HK 58778 A HK58778 A HK 58778A HK 58778 A HK58778 A HK 58778A HK 58778 A HK58778 A HK 58778A HK 58778 A HK58778 A HK 58778A
Authority
HK
Hong Kong
Prior art keywords
release
silicone rubber
moulded bodies
moulding dies
rubber moulded
Prior art date
Application number
HK58778A
Other languages
English (en)
Original Assignee
Agfa Gevaert 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
Priority claimed from DE19742414928 external-priority patent/DE2414928C2/de
Application filed by Agfa Gevaert Ag filed Critical Agfa Gevaert Ag
Publication of HK58778A publication Critical patent/HK58778A/xx

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
    • B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/0009—After-treatment of articles without altering their shape; Apparatus therefor using liquids, e.g. solvents, swelling agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2083/00—Use of polymers having silicon, with or without sulfur, nitrogen, oxygen, or carbon only, in the main chain, as moulding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • Eyeglasses (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
HK58778A 1974-03-28 1978-10-05 Method for the release of silicone rubber moulded bodies from moulding dies HK58778A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742414928 DE2414928C2 (de) 1974-03-28 Verfahren zum Ablösen von Silikongummiformkörpern von Preßwerkzeugen

Publications (1)

Publication Number Publication Date
HK58778A true HK58778A (en) 1978-10-13

Family

ID=5911398

Family Applications (1)

Application Number Title Priority Date Filing Date
HK58778A HK58778A (en) 1974-03-28 1978-10-05 Method for the release of silicone rubber moulded bodies from moulding dies

Country Status (3)

Country Link
FR (1) FR2265516B1 (enExample)
GB (1) GB1498665A (enExample)
HK (1) HK58778A (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU689850B2 (en) * 1994-01-31 1998-04-09 Bausch & Lomb Incorporated Treatment of contact lenses with supercritical fluid
EP2134534A1 (en) * 2007-03-30 2009-12-23 Johnson and Johnson Vision Care, Inc. Methods of releasing and hydrating ophthalmic lenses
PL2613180T3 (pl) * 2012-02-01 2014-11-28 Lenswista Ag Silikonowa soczewka kontaktowa
ES2474122T3 (es) * 2012-02-01 2014-07-08 Lenswista Ag Lente de contacto de silicona

Also Published As

Publication number Publication date
DE2414928B1 (de) 1975-06-05
FR2265516A1 (enExample) 1975-10-24
FR2265516B1 (enExample) 1978-09-22
GB1498665A (en) 1978-01-25

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