GB1291465A - Magnetic system components having a protective film thereon - Google Patents
Magnetic system components having a protective film thereonInfo
- Publication number
- GB1291465A GB1291465A GB53056/69A GB5305669A GB1291465A GB 1291465 A GB1291465 A GB 1291465A GB 53056/69 A GB53056/69 A GB 53056/69A GB 5305669 A GB5305669 A GB 5305669A GB 1291465 A GB1291465 A GB 1291465A
- Authority
- GB
- United Kingdom
- Prior art keywords
- system components
- hexadiene
- component
- protective film
- magnetic system
- 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
- 230000001681 protective effect Effects 0.000 title 1
- 239000000178 monomer Substances 0.000 abstract 3
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 abstract 2
- RWNKSTSCBHKHTB-UHFFFAOYSA-N Hexachloro-1,3-butadiene Chemical compound ClC(Cl)=C(Cl)C(Cl)=C(Cl)Cl RWNKSTSCBHKHTB-UHFFFAOYSA-N 0.000 abstract 2
- APPOKADJQUIAHP-GGWOSOGESA-N (2e,4e)-hexa-2,4-diene Chemical compound C\C=C\C=C\C APPOKADJQUIAHP-GGWOSOGESA-N 0.000 abstract 1
- PRBHEGAFLDMLAL-UHFFFAOYSA-N 1,5-Hexadiene Natural products CC=CCC=C PRBHEGAFLDMLAL-UHFFFAOYSA-N 0.000 abstract 1
- 238000005299 abrasion Methods 0.000 abstract 1
- 239000011521 glass Substances 0.000 abstract 1
- PYGSKMBEVAICCR-UHFFFAOYSA-N hexa-1,5-diene Chemical compound C=CCCC=C PYGSKMBEVAICCR-UHFFFAOYSA-N 0.000 abstract 1
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 229920006254 polymer film Polymers 0.000 abstract 1
- 239000010453 quartz Substances 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 abstract 1
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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
- G11B5/255—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features comprising means for protection against wear
-
- 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
- G11B5/725—Protective coatings, e.g. anti-static or antifriction containing a lubricant, e.g. organic compounds
- G11B5/7253—Fluorocarbon lubricant
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
- G11C13/04—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam
- G11C13/06—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam using magneto-optical elements
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Record Carriers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Paints Or Removers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US77272968A | 1968-11-01 | 1968-11-01 | |
| US84384069A | 1969-07-22 | 1969-07-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1291465A true GB1291465A (en) | 1972-10-04 |
Family
ID=27118645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB53056/69A Expired GB1291465A (en) | 1968-11-01 | 1969-10-29 | Magnetic system components having a protective film thereon |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE741075A (enrdf_load_stackoverflow) |
| DE (1) | DE1954593A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2022397A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1291465A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2450499A1 (fr) * | 1979-02-28 | 1980-09-26 | Siemens Ag | Procede pour preparer, sur un substrat, des couches de dielectrique en polymerisat obtenu par decharge a effluves, et utilisation de ces couches comme substrat |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2447072A1 (fr) * | 1979-01-17 | 1980-08-14 | Cii Honeywell Bull | Corps contenant au moins un transducteur de lecture et/ou d'enregistrement des informations contenues sur un support |
| FR2461996A1 (fr) * | 1979-07-18 | 1981-02-06 | Matsushita Electric Ind Co Ltd | Support d'enregistrement magnetique |
-
1969
- 1969-10-29 GB GB53056/69A patent/GB1291465A/en not_active Expired
- 1969-10-30 DE DE19691954593 patent/DE1954593A1/de active Pending
- 1969-10-31 FR FR6937547A patent/FR2022397A1/fr not_active Withdrawn
- 1969-10-31 BE BE741075D patent/BE741075A/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2450499A1 (fr) * | 1979-02-28 | 1980-09-26 | Siemens Ag | Procede pour preparer, sur un substrat, des couches de dielectrique en polymerisat obtenu par decharge a effluves, et utilisation de ces couches comme substrat |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2022397A1 (enrdf_load_stackoverflow) | 1970-07-31 |
| BE741075A (enrdf_load_stackoverflow) | 1970-04-01 |
| DE1954593A1 (de) | 1970-07-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |