DE3614839C2 - - Google Patents

Info

Publication number
DE3614839C2
DE3614839C2 DE3614839A DE3614839A DE3614839C2 DE 3614839 C2 DE3614839 C2 DE 3614839C2 DE 3614839 A DE3614839 A DE 3614839A DE 3614839 A DE3614839 A DE 3614839A DE 3614839 C2 DE3614839 C2 DE 3614839C2
Authority
DE
Germany
Prior art keywords
magnetic
curing
catalyst
carrier
hardening
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 - Fee Related
Application number
DE3614839A
Other languages
German (de)
English (en)
Other versions
DE3614839A1 (de
Inventor
Robert H. San Carlos Calif. Us Perry Jun.
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.)
Ampex Corp
Original Assignee
Ampex Corp
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 Ampex Corp filed Critical Ampex Corp
Publication of DE3614839A1 publication Critical patent/DE3614839A1/de
Application granted granted Critical
Publication of DE3614839C2 publication Critical patent/DE3614839C2/de
Granted 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
    • G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/04—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
    • B05D3/0433—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being a reactive gas
    • B05D3/0453—After-treatment
    • B05D3/046—Curing or evaporating the solvent
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/16—Catalysts
    • C08G18/18—Catalysts containing secondary or tertiary amines or salts thereof
    • C08G18/1891—Catalysts containing secondary or tertiary amines or salts thereof in vaporous state

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Paints Or Removers (AREA)
DE19863614839 1985-05-03 1986-05-02 Verbessertes haertungsverfahren fuer magnettontraeger Granted DE3614839A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US73071285A 1985-05-03 1985-05-03

Publications (2)

Publication Number Publication Date
DE3614839A1 DE3614839A1 (de) 1986-11-06
DE3614839C2 true DE3614839C2 (fr) 1991-05-16

Family

ID=24936519

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19863614839 Granted DE3614839A1 (de) 1985-05-03 1986-05-02 Verbessertes haertungsverfahren fuer magnettontraeger

Country Status (6)

Country Link
JP (1) JPS61265727A (fr)
KR (1) KR940006850B1 (fr)
CN (1) CN1012540B (fr)
DE (1) DE3614839A1 (fr)
GB (1) GB2174620B (fr)
MX (1) MX171027B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2218925B (en) * 1988-04-25 1992-01-15 Minnesota Mining & Mfg Use of migratory catalysts to increase cure rate
JP4660411B2 (ja) * 2006-03-30 2011-03-30 富士フイルム株式会社 記録媒体の製造方法並びにインクジェット記録媒体及びその製造方法
US8455608B2 (en) * 2010-02-26 2013-06-04 Basf Se Catalyzed pellet heat treatment for thermoplastic polyurethanes
EP2539384B1 (fr) * 2010-02-26 2014-06-18 Basf Se Thermorégulation catalysée de granulés pour polyuréthanne thermoplastique

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2967117A (en) * 1949-01-25 1961-01-03 Bayer Ag Process for coating a substrate with a mixture of a polyhydroxy polyester and a polyisocyanate
NL137455C (fr) * 1963-06-27
FR2279120A1 (fr) * 1974-07-16 1976-02-13 Cables De Lyon Geoffroy Delore Revetement pour fibres optiques
JPS54153011A (en) * 1978-05-23 1979-12-01 Hitachi Maxell Method of fabricating magnetic recording medium
US4366193A (en) * 1981-04-10 1982-12-28 Ashland Oil, Inc. Catechol-based vapor permeation curable coating compositions
US4368222A (en) * 1981-06-05 1983-01-11 Ashland Oil, Inc. Vapor permeation curable coatings for surface-porous substrates
US4374181A (en) * 1981-09-14 1983-02-15 Ashland Oil, Inc. Vapor permeation curable coatings for reaction injection molded parts
US4396647A (en) * 1982-02-22 1983-08-02 Ashland Oil, Inc. Vapor permeation curable coating compositions containing 2,3',4-trihydroxydiphenyl
CA1169305A (fr) * 1982-03-03 1984-06-19 Gordon A.D. Reed Methode de cure catalytique pour enduits
US4517222A (en) * 1983-03-10 1985-05-14 Ashland Oil, Inc. Vaporous amine catalyst spray method of applying a film to a substrate
JPS6157041A (ja) * 1984-08-27 1986-03-22 Mitsubishi Chem Ind Ltd 磁気記録媒体の製造方法
AU573381B2 (en) * 1984-09-13 1988-06-02 Vapocure International Pty. Limited Hydrated catalyst complex and process for drying one component coatings
JPS61187972A (ja) * 1985-02-16 1986-08-21 Hitachi Maxell Ltd 金属粉末含有塗膜の形成方法

Also Published As

Publication number Publication date
CN86103704A (zh) 1986-11-19
KR940006850B1 (ko) 1994-07-28
DE3614839A1 (de) 1986-11-06
GB2174620B (en) 1989-01-25
MX171027B (es) 1993-09-27
KR860009390A (ko) 1986-12-22
GB2174620A (en) 1986-11-12
GB8610537D0 (en) 1986-06-04
JPH0551968B2 (fr) 1993-08-04
JPS61265727A (ja) 1986-11-25
CN1012540B (zh) 1991-05-01

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee