JPS58127464U - Sheet for magnetic tape cassettes - Google Patents

Sheet for magnetic tape cassettes

Info

Publication number
JPS58127464U
JPS58127464U JP1982024503U JP2450382U JPS58127464U JP S58127464 U JPS58127464 U JP S58127464U JP 1982024503 U JP1982024503 U JP 1982024503U JP 2450382 U JP2450382 U JP 2450382U JP S58127464 U JPS58127464 U JP S58127464U
Authority
JP
Japan
Prior art keywords
sheet
magnetic tape
tape cassettes
utility
model registration
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.)
Pending
Application number
JP1982024503U
Other languages
Japanese (ja)
Inventor
芝　晴男
俊彦 石田
Original Assignee
ティーディーケイ株式会社
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 ティーディーケイ株式会社 filed Critical ティーディーケイ株式会社
Priority to JP1982024503U priority Critical patent/JPS58127464U/en
Priority to NL8300248A priority patent/NL8300248A/en
Priority to GB08302171A priority patent/GB2114934B/en
Priority to DE19833306089 priority patent/DE3306089A1/en
Publication of JPS58127464U publication Critical patent/JPS58127464U/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G11B5/739—Magnetic recording media substrates
    • G11B5/73923—Organic polymer substrates
    • G11B5/73925—Composite or coated non-esterified substrates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/16—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer formed of particles, e.g. chips, powder or granules
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/72—Protective coatings, e.g. anti-static or antifriction
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G11B5/739—Magnetic recording media substrates
    • G11B5/73923—Organic polymer substrates
    • G11B5/73927—Polyester substrates, e.g. polyethylene terephthalate
    • G11B5/73931—Two or more layers, at least one layer being polyester
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2264/00—Composition or properties of particles which form a particulate layer or are present as additives
    • B32B2264/10—Inorganic particles
    • B32B2264/107—Ceramic
    • B32B2264/108—Carbon, e.g. graphite particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
    • B32B2307/21—Anti-static
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/412—Transparent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2429/00—Carriers for sound or information
    • B32B2429/02—Records or discs

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Laminated Bodies (AREA)
  • Magnetic Record Carriers (AREA)
  • Adhesive Tapes (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は、本考案の磁気テープカセット用シートの一例
の断面図で、１は上側のベース材シート、２は滑り層、
３は下側のベース材シート、４は帯電防止剤層及び５は
接着剤層である。FIG. 1 is a cross-sectional view of an example of a magnetic tape cassette sheet of the present invention, in which 1 is an upper base material sheet, 2 is a sliding layer,
3 is a lower base material sheet, 4 is an antistatic agent layer, and 5 is an adhesive layer.

Claims (1)

【実用新案登録請求の範囲】 １　上面ば滑り層を有するシートの下面に帯電防止処理
を施したシートを積層して成る磁気テープカセット用シ
ート。 ２　透明である実用新案登録請求の範囲第１項記載の磁
気テープ力省ット用シート。[Claims for Utility Model Registration] 1. A magnetic tape cassette sheet comprising a sheet having an antistatic treatment on the bottom surface of a sheet having a sliding layer on the top surface. 2. A magnetic tape force saving sheet according to claim 1 of the utility model registration claim, which is transparent.
JP1982024503U 1982-02-23 1982-02-23 Sheet for magnetic tape cassettes Pending JPS58127464U (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1982024503U JPS58127464U (en) 1982-02-23 1982-02-23 Sheet for magnetic tape cassettes
NL8300248A NL8300248A (en) 1982-02-23 1983-01-25 COMPOSITION OF LAYERS FOR A MAGNETIC RECORD BAND IN CASSETTE FORM.
GB08302171A GB2114934B (en) 1982-02-23 1983-01-26 Sheet for use in a magnetic recording tape cassette
DE19833306089 DE3306089A1 (en) 1982-02-23 1983-02-22 FILM FOR A TAPE-TYPE MAGNETIC TAPE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1982024503U JPS58127464U (en) 1982-02-23 1982-02-23 Sheet for magnetic tape cassettes

Publications (1)

Publication Number Publication Date
JPS58127464U true JPS58127464U (en) 1983-08-29

Family

ID=12139991

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1982024503U Pending JPS58127464U (en) 1982-02-23 1982-02-23 Sheet for magnetic tape cassettes

Country Status (4)

Country Link
JP (1) JPS58127464U (en)
DE (1) DE3306089A1 (en)
GB (1) GB2114934B (en)
NL (1) NL8300248A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8401561U1 (en) * 1984-01-20 1984-05-03 Basf Ag, 6700 Ludwigshafen TAPE CASSETTE, ESPECIALLY MAGNETIC TAPE CASSETTE AND INSERT FILM DAFUER
DE8415333U1 (en) * 1984-05-19 1984-11-22 Basf Ag, 6700 Ludwigshafen MAGNETIC TAPE CASSETTE, IN PARTICULAR COMPACT CASSETTE
US5371171A (en) * 1993-03-05 1994-12-06 Baylor University Poly(methylene oxalate) and precursors thereto
US5451643A (en) * 1993-03-05 1995-09-19 Baylor University Poly(alkylene dicarboxylates) and synthesis thereof
US5561212A (en) * 1993-03-05 1996-10-01 Baylor University Poly(methylene oxalate), a new composition of matter

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS508996U (en) * 1973-05-22 1975-01-29

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS508996U (en) * 1973-05-22 1975-01-29

Also Published As

Publication number Publication date
GB2114934B (en) 1985-06-12
DE3306089A1 (en) 1983-09-01
NL8300248A (en) 1983-09-16
GB8302171D0 (en) 1983-03-02
GB2114934A (en) 1983-09-01

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