BR8000073A - Meio de gravacao magnetico - Google Patents

Meio de gravacao magnetico

Info

Publication number: BR8000073A
Authority: BR; Brazil
Prior art keywords: magnetic recording; recording media; media; magnetic; recording
Prior art date: 1979-01-08

Application number

BR8000073A

Other languages

English (en)

Inventor

J Chernega

D Pedrotty

Original Assignee

Minnesota Mining & Mfg

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.)

1979-01-08

Filing date

1980-01-07

Publication date

1980-09-23

1979-12-18 Priority claimed from US06/100,699 external-priority patent/US4267238A/en

1979-12-18 Priority claimed from US06/100,700 external-priority patent/US4268556A/en

1980-01-07 Application filed by Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg

1980-09-23 Publication of BR8000073A publication Critical patent/BR8000073A/pt

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
- G11B5/72—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
- G11B5/7257—Perfluoropolyether lubricant
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2213/00—Organic macromolecular compounds containing halogen as ingredients in lubricant compositions
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2213/00—Organic macromolecular compounds containing halogen as ingredients in lubricant compositions
- C10M2213/04—Organic macromolecular compounds containing halogen as ingredients in lubricant compositions obtained from monomers containing carbon, hydrogen, halogen and oxygen
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2213/00—Organic macromolecular compounds containing halogen as ingredients in lubricant compositions
- C10M2213/06—Perfluoro polymers
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2217/04—Macromolecular compounds from nitrogen-containing monomers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2217/042—Macromolecular compounds from nitrogen-containing monomers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds between the nitrogen-containing monomer and an aldehyde or ketone
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2217/04—Macromolecular compounds from nitrogen-containing monomers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2217/043—Mannich bases
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/30—Refrigerators lubricants or compressors lubricants
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/32—Wires, ropes or cables lubricants
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/34—Lubricating-sealants
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/36—Release agents or mold release agents
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/38—Conveyors or chain belts
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/40—Generators or electric motors in oil or gas winning field
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/42—Flashing oils or marking oils
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/44—Super vacuum or supercritical use
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/50—Medical uses

BR8000073A 1979-01-08 1980-01-07 Meio de gravacao magnetico BR8000073A (pt)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US144679A	1979-01-08	1979-01-08
US06/100,699 US4267238A (en)	1979-12-18	1979-12-18	Flexible magnetic recording media lubricated with fluorinated telechelic polyether polymer
US06/100,700 US4268556A (en)	1979-01-08	1979-12-18	Rigid magnetic recording disks lubricated with fluorinated telechelic polyether

Publications (1)

Publication Number	Publication Date
BR8000073A true BR8000073A (pt)	1980-09-23

Family

ID=27356925

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR8000073A BR8000073A (pt)	1979-01-08	1980-01-07	Meio de gravacao magnetico

Country Status (5)

Country	Link
AU (1)	AU524438B2 (pt)
BR (1)	BR8000073A (pt)
FR (1)	FR2458867B1 (pt)
GB (1)	GB2042369B (pt)
NL (1)	NL189629C (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
IT1188635B (it) *	1986-03-27	1988-01-20	Ausimont Spa	Lubrificanti per fluoropolieterei interni per mezzi magnetici di registrazione
JPS62236135A (ja) *	1986-04-08	1987-10-16	Hitachi Maxell Ltd	磁気記録媒体
US5049410A (en) *	1989-11-01	1991-09-17	International Business Machines Corporation	Lubricant film for a thin-film disk
EP0475393A1 (en) *	1990-09-11	1992-03-18	Daikin Industries, Limited	Lubricant and grease composition for ceramic material
JP3319184B2 (ja) *	1994-09-28	2002-08-26	ソニー株式会社	潤滑剤およびこれを用いた磁気記録媒体

1980
- 1980-01-04 NL NLAANVRAGE8000060,A patent/NL189629C/xx not_active IP Right Cessation
- 1980-01-07 GB GB8000389A patent/GB2042369B/en not_active Expired
- 1980-01-07 BR BR8000073A patent/BR8000073A/pt not_active IP Right Cessation
- 1980-01-07 FR FR8000201A patent/FR2458867B1/fr not_active Expired
- 1980-01-07 AU AU54383/80A patent/AU524438B2/en not_active Ceased

Also Published As

Publication number	Publication date
NL8000060A (nl)	1980-07-10
GB2042369A (en)	1980-09-24
AU524438B2 (en)	1982-09-16
FR2458867A1 (fr)	1981-01-02
FR2458867B1 (fr)	1988-07-22
AU5438380A (en)	1980-07-17
NL189629C (nl)	1993-06-01
GB2042369B (en)	1982-11-24

Publication	Publication Date	Title
NL7809950A (nl)	1979-04-03	Magnetisch registratiemedium.
NL7901032A (nl)	1979-08-13	Magnetisch registratiemedium.
GB2055877B (en)	1983-07-20	Magnetic recording media
IT7949868A0 (it)	1979-07-26	Supporto di registrazione magnetica di sicurezza
NL7805988A (nl)	1978-12-05	Magnetisch registratiemedium.
GB2055394B (en)	1983-04-07	Magnetic recording medium
GB2057471B (en)	1983-03-23	Magnetic recording media
GB2053257B (en)	1983-06-02	Magnetic recording medium
DE3065149D1 (en)	1983-11-10	Magnetic recording medium
JPS56124127A (en)	1981-09-29	Magnetic recording medium
GB2063902B (en)	1983-06-29	Magnetic recording medium
GB2054622B (en)	1983-04-07	Magnetic recording medium
DE3066061D1 (en)	1984-02-09	Magnetic recording medium
GB2058799B (en)	1983-04-07	Magnetic recording medium
JPS52132807A (en)	1977-11-07	Magnetic recording media
GB2054609B (en)	1983-04-13	Magnetic recording medium
BR8000073A (pt)	1980-09-23	Meio de gravacao magnetico
GB2044789B (en)	1983-01-12	Magnetic recording medium
NL7902131A (nl)	1979-09-18	Magnetisch registratiemedium.
JPS5342007A (en)	1978-04-17	Magnetic recording media
GB2064371B (en)	1983-06-08	Magnetic recording medium
GB2055778B (en)	1983-03-02	Magnetic recording medium
JPS52154607A (en)	1977-12-22	Magnetic recording media
GB2053732B (en)	1983-09-21	Magnetic recording medium
NL7811153A (nl)	1979-05-14	Magnetisch registratiemedium.

Legal Events

Date	Code	Title	Description
1995-05-16	MK	Patent expired	Effective date: 19950107