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IT1179819B - POLYMER SUBSTRATE FOR SUPPORT OF OPTICAL INFORMATION PROCEDURE FOR THE PRODUCTION OF SHAPED BODIES SUCH AS OPTICAL INFORMATION SUPPORTS AND INFORMATION SUPPORTS SO OBTAINED - Google Patents

POLYMER SUBSTRATE FOR SUPPORT OF OPTICAL INFORMATION PROCEDURE FOR THE PRODUCTION OF SHAPED BODIES SUCH AS OPTICAL INFORMATION SUPPORTS AND INFORMATION SUPPORTS SO OBTAINED

Info

Publication number
IT1179819B
IT1179819B IT68127/84A IT6812784A IT1179819B IT 1179819 B IT1179819 B IT 1179819B IT 68127/84 A IT68127/84 A IT 68127/84A IT 6812784 A IT6812784 A IT 6812784A IT 1179819 B IT1179819 B IT 1179819B
Authority
IT
Italy
Prior art keywords
optical information
supports
production
support
information supports
Prior art date
Application number
IT68127/84A
Other languages
Italian (it)
Other versions
IT8468127A1 (en
IT8468127A0 (en
Inventor
Jurgen Hennig
Ralf Liebler
Winfried Wunderlich
Original Assignee
Roehm Gmbh
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 Roehm Gmbh filed Critical Roehm Gmbh
Publication of IT8468127A0 publication Critical patent/IT8468127A0/en
Publication of IT8468127A1 publication Critical patent/IT8468127A1/en
Application granted granted Critical
Publication of IT1179819B publication Critical patent/IT1179819B/en

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
    • G11B7/2533—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
    • G11B7/2533—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins
    • G11B7/2536—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins polystyrene [PS]
IT68127/84A 1983-11-11 1984-11-09 POLYMER SUBSTRATE FOR SUPPORT OF OPTICAL INFORMATION PROCEDURE FOR THE PRODUCTION OF SHAPED BODIES SUCH AS OPTICAL INFORMATION SUPPORTS AND INFORMATION SUPPORTS SO OBTAINED IT1179819B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833340875 DE3340875A1 (en) 1983-11-11 1983-11-11 POLYMERS SUBSTRATES FOR OPTICAL INFORMATION CARRIERS

Publications (3)

Publication Number Publication Date
IT8468127A0 IT8468127A0 (en) 1984-11-09
IT8468127A1 IT8468127A1 (en) 1986-05-09
IT1179819B true IT1179819B (en) 1987-09-16

Family

ID=6214114

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68127/84A IT1179819B (en) 1983-11-11 1984-11-09 POLYMER SUBSTRATE FOR SUPPORT OF OPTICAL INFORMATION PROCEDURE FOR THE PRODUCTION OF SHAPED BODIES SUCH AS OPTICAL INFORMATION SUPPORTS AND INFORMATION SUPPORTS SO OBTAINED

Country Status (6)

Country Link
JP (1) JPS60118705A (en)
DE (1) DE3340875A1 (en)
FR (1) FR2554951B1 (en)
GB (1) GB2150144B (en)
IT (1) IT1179819B (en)
NL (1) NL8403187A (en)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB971214A (en) *
GB762160A (en) * 1953-12-07 1956-11-21 Monsanto Chemicals Production of terpolymers
US2851444A (en) * 1953-12-07 1958-09-09 Monsanto Chemicals Clear terpolymers
NL279908A (en) * 1961-06-24
DE1905487A1 (en) * 1969-02-05 1970-08-20 Hoechst Ag Process for the production of terpolymers
DE1922942C3 (en) * 1969-05-06 1975-05-15 Th. Goldschmidt Ag, 4300 Essen Use of a linear, thermosetting copolymer for the surface treatment of wood-based panels
US3792125A (en) * 1971-12-02 1974-02-12 Uniroyal Inc Transparent heat resistant gum plastic
GB1418372A (en) * 1973-05-09 1975-12-17 Shell Int Research Bulk copolymerization process
JPS578208A (en) * 1980-06-16 1982-01-16 Kanegafuchi Chem Ind Co Ltd High-alpha-methylstyrene content copolyymer, its production and composition containing the same
JPS5868253A (en) * 1981-10-19 1983-04-23 Kanegafuchi Chem Ind Co Ltd Optical information recording carrier

Also Published As

Publication number Publication date
IT8468127A1 (en) 1986-05-09
NL8403187A (en) 1985-06-03
FR2554951B1 (en) 1987-05-22
GB2150144A (en) 1985-06-26
GB2150144B (en) 1987-01-07
JPS60118705A (en) 1985-06-26
GB8428359D0 (en) 1984-12-19
DE3340875A1 (en) 1985-05-23
FR2554951A1 (en) 1985-05-17
IT8468127A0 (en) 1984-11-09

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