DE3070325D1 - Information signal record medium of the capacitance type - Google Patents
Information signal record medium of the capacitance typeInfo
- Publication number
- DE3070325D1 DE3070325D1 DE8080106647T DE3070325T DE3070325D1 DE 3070325 D1 DE3070325 D1 DE 3070325D1 DE 8080106647 T DE8080106647 T DE 8080106647T DE 3070325 T DE3070325 T DE 3070325T DE 3070325 D1 DE3070325 D1 DE 3070325D1
- Authority
- DE
- Germany
- Prior art keywords
- information signal
- capacitance type
- record medium
- signal record
- capacitance
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B9/00—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
- G11B9/06—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor using record carriers having variable electrical capacitance; Record carriers therefor
- G11B9/061—Record carriers characterised by their structure or form or by the selection of the material; Apparatus or processes specially adapted for the manufacture of record carriers
- G11B9/063—Record carriers characterised by their structure or form or by the selection of the material; Apparatus or processes specially adapted for the manufacture of record carriers characterised by the selection of the material
- G11B9/068—Moulding resin compositions
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13970579A JPS5665342A (en) | 1979-10-29 | 1979-10-29 | Electrostatic capacity type recording medium for information signal |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3070325D1 true DE3070325D1 (en) | 1985-04-25 |
Family
ID=15251490
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8080106647T Expired DE3070325D1 (en) | 1979-10-29 | 1980-10-29 | Information signal record medium of the capacitance type |
Country Status (4)
Country | Link |
---|---|
US (1) | US4351747A (de) |
EP (1) | EP0029519B1 (de) |
JP (1) | JPS5665342A (de) |
DE (1) | DE3070325D1 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56145540A (en) * | 1980-04-15 | 1981-11-12 | Matsushita Electric Ind Co Ltd | Record disc |
US4472336A (en) * | 1981-04-17 | 1984-09-18 | Matsushita Electric Industrial Co., Ltd. | Method of manufacturing video disc |
JPS57177047A (en) * | 1981-04-22 | 1982-10-30 | Tokuyama Sekisui Kogyo Kk | Electrically conductive resin composition and video disc record |
JPS5880140A (ja) * | 1981-11-02 | 1983-05-14 | Victor Co Of Japan Ltd | 記録媒体の製造法 |
US4512916A (en) * | 1982-12-27 | 1985-04-23 | Rca Corporation | Video disc molding composition |
JPS59191152A (ja) * | 1983-04-14 | 1984-10-30 | Victor Co Of Japan Ltd | 高密度情報信号記録媒体 |
JPS59195354A (ja) * | 1983-04-20 | 1984-11-06 | Victor Co Of Japan Ltd | 高密度情報信号記録媒体 |
JPS59195355A (ja) * | 1983-04-20 | 1984-11-06 | Victor Co Of Japan Ltd | 高密度情報信号記録媒体 |
US4592861A (en) * | 1984-06-08 | 1986-06-03 | Uniroyal Chemical Company, Inc. | Antistatic thermoplastic composition comprising a graft polymer, halogenated thermoplastic polymer and conductive carbon black |
JPS60261048A (ja) * | 1984-06-08 | 1985-12-24 | Victor Co Of Japan Ltd | 情報信号記録媒体 |
US4517117A (en) * | 1984-06-20 | 1985-05-14 | Rca Corporation | Stabilizers for CED compositions |
US4522747A (en) * | 1984-06-26 | 1985-06-11 | Rca Corporation | Capacitance electronic disc molding compositions |
CA2004760C (en) * | 1988-12-09 | 1998-12-01 | Norio Mori | Composite temperature-sensitive element and face heat generator comprising the same |
KR100390866B1 (ko) * | 1999-02-05 | 2003-07-12 | 삼성전자주식회사 | 컬러 영상 처리 방법 및 그 장치 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1339973A (en) * | 1971-03-18 | 1973-12-05 | Pantasote Co Of New York Inc | Finely divided carbon black unmasticated polymers of vinyl monomers |
US3833541A (en) * | 1972-07-03 | 1974-09-03 | Borden Inc | Molding powder of aggregates containing carbon black embedded in matrix of vinyl chloride-acetate resin and heat-stabilizer |
JPS5618022B2 (de) * | 1973-06-07 | 1981-04-25 | ||
US3960790A (en) * | 1974-03-25 | 1976-06-01 | Rca Corporation | Disc record and method of compounding disc record composition |
US3975321A (en) * | 1974-05-13 | 1976-08-17 | Air Products And Chemicals, Inc. | Sound reproduction compositions |
DE2810367C2 (de) * | 1977-03-15 | 1984-12-20 | Rca Corp., New York, N.Y. | Informationsspeicherplatte |
US4151132A (en) * | 1977-07-25 | 1979-04-24 | Rca Corporation | Molding composition |
JPS6051166B2 (ja) * | 1977-03-28 | 1985-11-12 | 日本ビクター株式会社 | 静電容量型記録媒体 |
-
1979
- 1979-10-29 JP JP13970579A patent/JPS5665342A/ja active Granted
-
1980
- 1980-10-28 US US06/201,592 patent/US4351747A/en not_active Expired - Lifetime
- 1980-10-29 EP EP80106647A patent/EP0029519B1/de not_active Expired
- 1980-10-29 DE DE8080106647T patent/DE3070325D1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0029519B1 (de) | 1985-03-20 |
US4351747A (en) | 1982-09-28 |
JPS6318256B2 (de) | 1988-04-18 |
EP0029519A3 (en) | 1981-08-19 |
JPS5665342A (en) | 1981-06-03 |
EP0029519A2 (de) | 1981-06-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8339 | Ceased/non-payment of the annual fee |