JPS6487626A - Polycarbonate copolymer - Google Patents

Polycarbonate copolymer

Info

Publication number
JPS6487626A
JPS6487626A JP62242476A JP24247687A JPS6487626A JP S6487626 A JPS6487626 A JP S6487626A JP 62242476 A JP62242476 A JP 62242476A JP 24247687 A JP24247687 A JP 24247687A JP S6487626 A JPS6487626 A JP S6487626A
Authority
JP
Japan
Prior art keywords
copolymer
laser beams
recurring units
units expressed
polycarbonate copolymer
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.)
Granted
Application number
JP62242476A
Other languages
English (en)
Other versions
JP2588727B2 (ja
Inventor
Ikuo Takahashi
Tatsuya Sugano
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.)
Daicel Corp
Original Assignee
Daicel Chemical Industries Ltd
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 Daicel Chemical Industries Ltd filed Critical Daicel Chemical Industries Ltd
Priority to JP62242476A priority Critical patent/JP2588727B2/ja
Publication of JPS6487626A publication Critical patent/JPS6487626A/ja
Application granted granted Critical
Publication of JP2588727B2 publication Critical patent/JP2588727B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G11B7/2534—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 polycarbonates [PC]

Landscapes

  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
JP62242476A 1987-09-29 1987-09-29 ポリカーボネート共重合体 Expired - Lifetime JP2588727B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62242476A JP2588727B2 (ja) 1987-09-29 1987-09-29 ポリカーボネート共重合体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62242476A JP2588727B2 (ja) 1987-09-29 1987-09-29 ポリカーボネート共重合体

Publications (2)

Publication Number Publication Date
JPS6487626A true JPS6487626A (en) 1989-03-31
JP2588727B2 JP2588727B2 (ja) 1997-03-12

Family

ID=17089655

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62242476A Expired - Lifetime JP2588727B2 (ja) 1987-09-29 1987-09-29 ポリカーボネート共重合体

Country Status (1)

Country Link
JP (1) JP2588727B2 (ja)

Also Published As

Publication number Publication date
JP2588727B2 (ja) 1997-03-12

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