JPS5148664B2 - - Google Patents

Info

Publication number
JPS5148664B2
JPS5148664B2 JP48032605A JP3260573A JPS5148664B2 JP S5148664 B2 JPS5148664 B2 JP S5148664B2 JP 48032605 A JP48032605 A JP 48032605A JP 3260573 A JP3260573 A JP 3260573A JP S5148664 B2 JPS5148664 B2 JP S5148664B2
Authority
JP
Japan
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
Application number
JP48032605A
Other versions
JPS49120959A (ja
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 filed Critical
Priority to JP48032605A priority Critical patent/JPS5148664B2/ja
Priority to US05/453,044 priority patent/US3935292A/en
Publication of JPS49120959A publication Critical patent/JPS49120959A/ja
Publication of JPS5148664B2 publication Critical patent/JPS5148664B2/ja
Expired 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
    • 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
    • B29C33/64—Silicone
    • 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
JP48032605A 1973-03-23 1973-03-23 Expired JPS5148664B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP48032605A JPS5148664B2 (ja) 1973-03-23 1973-03-23
US05/453,044 US3935292A (en) 1973-03-23 1974-03-20 Cast polymerization process with improved mold release

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP48032605A JPS5148664B2 (ja) 1973-03-23 1973-03-23

Publications (2)

Publication Number Publication Date
JPS49120959A JPS49120959A (ja) 1974-11-19
JPS5148664B2 true JPS5148664B2 (ja) 1976-12-22

Family

ID=12363479

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48032605A Expired JPS5148664B2 (ja) 1973-03-23 1973-03-23

Country Status (2)

Country Link
US (1) US3935292A (ja)
JP (1) JPS5148664B2 (ja)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4118235A (en) * 1975-09-18 1978-10-03 Daikin Kogyo Co., Ltd. Mold release agent
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
FR2449522A1 (fr) * 1979-02-20 1980-09-19 Essilor Int Procede de moulage, et moule correspondant, notamment pour moulage de lentilles ophtalmiques en matiere organique
NL7904113A (nl) * 1979-05-25 1980-11-27 Philips Nv Optisch uitleesbare informatieschijf, werkwijze voor de vervaardiging ervan alsmede een inrichting voor het uitvoeren van deze werkwijze.
US4368310A (en) * 1981-10-23 1983-01-11 Ppg Industries, Inc. Method of polymerizing sheets
NL8301482A (nl) * 1983-04-27 1984-11-16 Philips Nv Matrijs en methode voor de vervaardiging van voorwerpen van kunststof onder toepassing van de matrijs.
US4566930A (en) * 1983-09-30 1986-01-28 Canon Kabushiki Kaisha Process for producing optical members
JPH0324297A (ja) * 1989-06-22 1991-02-01 Nkk Corp 離型性の優れた複合めつき皮膜
US5059441A (en) * 1989-10-10 1991-10-22 Warner-Lambert Company Method for making molded products
US5204126A (en) * 1990-02-06 1993-04-20 Nanofilm Corporation Mold surfaces with ultra thin release films
US5690865A (en) * 1995-03-31 1997-11-25 Johnson & Johnson Vision Products, Inc. Mold material with additives
DE19832018C2 (de) * 1998-07-16 2000-11-09 Roehm Gmbh Verfahren zur Silanisierung von Formen
US6663801B2 (en) 2001-04-06 2003-12-16 Johnson & Johnson Vision Care, Inc. Silicon carbide IR-emitter heating device and method for demolding lenses
US20040075039A1 (en) * 2002-08-16 2004-04-22 Dubey Dharmesh K. Molds for producing contact lenses
DE10335577A1 (de) * 2003-07-31 2005-02-24 Röhm GmbH & Co. KG Trennmittel für Kunststoffe
US20080036105A1 (en) * 2006-08-11 2008-02-14 Giovanni Campanelli Lens molds with protective coating for production of ophthalmic lenses
EP2197645B1 (en) * 2007-09-06 2014-10-22 3M Innovative Properties Company Methods of forming molds and methods of forming articles using said molds

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2426402A (en) * 1944-04-08 1947-08-26 Catalin Corp Of America Cast polymerization of mixtures of diallyl phthalate and an acrylic ester
US2593827A (en) * 1950-11-07 1952-04-22 Gen Aniline & Film Corp Method of casting sheets of polymerized alpha-chloroacrylic acid esters
US2817878A (en) * 1953-05-22 1957-12-31 Gen Aniline & Film Corp Production of polymeric alpha-chloro-acrylate sheets
US3492394A (en) * 1966-10-03 1970-01-27 Minnesota Mining & Mfg Molding capable of providing multiple release of articles therefrom and of using same
US3755262A (en) * 1971-01-15 1973-08-28 Goodyear Aerospace Corp Transparent high-impact polyurethane products

Also Published As

Publication number Publication date
US3935292A (en) 1976-01-27
JPS49120959A (ja) 1974-11-19

Similar Documents

Publication Publication Date Title
AU476761B2 (ja)
AR201231Q (ja)
AU474593B2 (ja)
AU474511B2 (ja)
AU474838B2 (ja)
JPS5148664B2 (ja)
AU471343B2 (ja)
AU476714B2 (ja)
AU476696B2 (ja)
AU466283B2 (ja)
AU472848B2 (ja)
AU477823B2 (ja)
AR193950A1 (ja)
AR196382A1 (ja)
AU471461B2 (ja)
AU476873B1 (ja)
AR195311A1 (ja)
AU477824B2 (ja)
AR195948A1 (ja)
AR196212Q (ja)
AR196123Q (ja)
CH560327A5 (ja)
BG18784A1 (ja)
AU479521A (ja)
AU479504A (ja)