DK200401729A - Improved coated abrasives - Google Patents

Improved coated abrasives Download PDF

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Publication number
DK200401729A
DK200401729A DK200401729A DKPA200401729A DK200401729A DK 200401729 A DK200401729 A DK 200401729A DK 200401729 A DK200401729 A DK 200401729A DK PA200401729 A DKPA200401729 A DK PA200401729A DK 200401729 A DK200401729 A DK 200401729A
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DK
Denmark
Prior art keywords
abrasive
binder
coated abrasive
agglomerate
particles
Prior art date
Application number
DK200401729A
Other languages
English (en)
Inventor
Lorenz Kenneth
Guiselin Olivier Leon- Fernand
Christopher E Knapp
Original Assignee
Saint Gobain Abrasives Inc
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 Saint Gobain Abrasives Inc filed Critical Saint Gobain Abrasives Inc
Publication of DK200401729A publication Critical patent/DK200401729A/da
Application granted granted Critical
Publication of DK176825B1 publication Critical patent/DK176825B1/da

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B24D3/02—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
    • B24D3/04—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B24D3/02—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
    • B24D3/04—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic
    • B24D3/14—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic ceramic, i.e. vitrified bondings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B24D3/02—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
    • B24D3/20—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially organic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B24D3/02—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
    • B24D3/20—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially organic
    • B24D3/28—Resins or natural or synthetic macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09G—POLISHING COMPOSITIONS; SKI WAXES
    • C09G1/00—Polishing compositions
    • C09G1/02—Polishing compositions containing abrasives or grinding agents
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00—Materials not provided for elsewhere
    • C09K3/14—Anti-slip materials; Abrasives
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00—Materials not provided for elsewhere
    • C09K3/14—Anti-slip materials; Abrasives
    • C09K3/1409—Abrasive particles per se
    • C09K3/1418—Abrasive particles per se obtained by division of a mass agglomerated by sintering
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00—Materials not provided for elsewhere
    • C09K3/14—Anti-slip materials; Abrasives
    • C09K3/1409—Abrasive particles per se
    • C09K3/1427—Abrasive particles per se obtained by division of a mass agglomerated by melting, at least partially, e.g. with a binder
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00—Materials not provided for elsewhere
    • C09K3/14—Anti-slip materials; Abrasives
    • C09K3/1436—Composite particles, e.g. coated particles
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00—Materials not provided for elsewhere
    • C09K3/14—Anti-slip materials; Abrasives
    • C09K3/1454—Abrasive powders, suspensions and pastes for polishing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Composite Materials (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)

Description

Patentkrav 1. En coatet slibemiddelartikel omfattende et baggrundsmateriale og slibeag-glomeratkorn klæbet til baggrundsmaterialet med et bindermateriale, kendetegnet ved at de anvendte agglomeratkorn omfatter et antal slibepartikler klæbet sammen i en tredimensionel struktur, hvori hver partikel er sammenføjet med i det mindste en hosliggende partikel ved hjælp af et partikelbin-dermateriale, der er tilstede i agglomeratet som en diskontinuert fase, der befinder sig i det væsentlige i form af binderstolper inde i agglomeratkornet, således at agglomeratet bibringes et løst pakningsvolumen, som er mindst 2% lavere end tilsvarende for slibemiddelpartiklerne i individuel tilstand. 2. Coatet slibemiddel ifølge krav 1, hvori slibemiddelagglomeratkomene omfatter slibepartikler, der er klæbet til hinanden ved fra 5 til 25 volumen%, baseret på det totale volumen af faststoffer i agglomeratet, af et partikelbinde-middel, der udvælges fra gruppen bestående af vitrøse, glaskeramiske, organiske og metalliske partikelbindematerialer. 3. Coatet slibemiddel ifølge krav 2, hvor partikelbindemidlet er et vitrøst bin-demiddelmateriale. 4. Coatet slibemiddel ifølge krav 1, hvor det bindemiddel, der klæber kornene til baggrundsmaterialet, er en organisk harpiks. 5. Coatet slibemiddel ifølge krav 4, hvor bindemidlet er en organisk harpiks med en viskositet på mindst 1500 centipoise. 6. Coatet slibemiddel ifølge krav 5, hvor viskositeten af bindemiddelmaterialet justeres under anvendelse af et fyldstofmateriale. 7. Coatet slibemiddel ifølge krav 1, hvor slibemiddelpartiklerne anvendes i samblanding med mindst ét ikke-slibende materiale, der udvælges fra gruppen bestående af slibehjælpestoffer, fyldstoffer og poredannende stoffer i produktionen af agglomeratkomene. 8. Coatet slibemiddel ifølge krav 1, hvor slibemiddelpartiklerne udvælges fra gruppen bestående af slibemiddelpartikler af forskellige slibemiddelkvaliteter, slibepartikler af forskellige dimensioner og blandinger deraf. 9. Coatet slibemiddel ifølge krav 1, hvor agglomeratkomene omfatter et parti-kelbindemiddel, der udvælges blandt vitrøse og metalliske bindemiddelmate-rialer, og agglomeratkomene aflejres på baggrundsmaterialet ved en UP-proces. 10. Coatet slibemiddel ifølge krav 1, hvor agglomeratkomene er dispergeret i en matrix for binderen. 11. Coatet slibemiddel ifølge krav 5, hvor agglomeratkomene er dispergeret i en matrix for binderen. 12. Coatet slibemiddel ifølge krav 5, hvor overfladen af det coatede slibemiddel har en konstruktiv overflade omfattende et antal diskrete former. 13. Coatet slibemiddel ifølge krav 1, hvor agglomeratslibekomene er i form af formede strukturer anbragt på baggrundsmaterialet i en regelmæssig opstilling. 14. Coatet slibemiddel omfattende et baggrundsmateriale og klæbet dertil med en binder, et antal slibemiddelagglomeratkorn fremstillet ved en proces, der omfatter følgende trin: a) tilførsel af slibemiddelpartikler og en partikelbinder, der udvælges fra gruppen bestående i det væsentlige af vitrificerede bindematerialer, vi-trificerede materialer, keramiske materialer, uorganiske bindere, organiske bindere, vand, opløsningsmiddel og kombinationer der af, til en rotations-kalcineringsovn med en styret tilførselshastighed; b) rotation af ovnen ved styret hastighed; c) opvarmning af blandingen ved en opvarmningshastighed, der bestemmes af tilførselshastigheden og ovnhastigheden til temperaturer på fra ca. 145 til 1.300°C; d) tumbling af partiklerne og partikelbindemidlet i ovnen, indtil binderen klæber til partiklerne og et antal partikler klæber sammen til dannelse af et antal sintrede agglomeratkorn; og e) udtagning af sintrede agglomeratkorn, som har en indledningsvist tre-dimensionel form, et løst pakningsvolumen, som er mindst 2% lavere end det tilsvarende løse pakningsvolumen af de indgående partikler. 15. Coatet slibemiddel ifølge krav 14, hvor slibemiddelagglomeratkornene omfatter slibemiddelpartikler, der er klæbet til hinanden med fra 5 til 25 volu-men%, baseret på det totale volumen af faststoffer i agglomeratet, af et parti-kelbindemiddel udvalgt fra gruppen bestående af vitrøse, glaskeramiske, organiske og metalliske partikelbindemiddelmaterialer. 16. Coatet slibemiddelmateriale ifølge krav 15, hvor partikelbindemidlet er et vitrøst bindemiddelmateriale. 17. Coatet slibemiddel ifølge krav 14, hvor det bindemiddel, som klæber kornene til baggrundsmaterialet er en organisk harpiks. 18. Coatet slibemiddel ifølge krav 17, hvor bindemidlet er en organisk harpiks med en viskositet til mindst 1500 centipoise. 19. Coatet slibemiddel ifølge krav 18, hvor viskositeten af bindemidlet justeres under anvendelse af et fyldstofmateriale. 20. Coatet slibemiddel ifølge krav 14, hvor slibemiddelpartiklerne anvendes i samblanding med i det mindste ét ikke-slibende materiale, der udvælges fra gruppen bestående af slibehjælpestoffer, fyldstoffer og poredannende stoffer, til fremstillingen af agglomeratkomene. 21. Coatet slibemiddel ifølge krav 14, hvor slibemiddelpartikleme udvælges fra gruppen bestående af slibemiddelpartikler af forskellige slibemiddelkvaliteter, slibemiddelpartikler med forskellige dimensioner og blandinger deraf. 22. Coatet slibemiddel ifølge krav 14, hvor agglomeratkomene omfatter en partikelbinder, der udvælges fra gruppen bestående af vltrøse og metalliske bindemiddelmaterialer, og agglomeratkomene aflejres på baggrundsmaterialet ved en UP-proces. 23. Coatet slibemiddel ifølge krav 14, hvori agglomeratkomene er dispergeret i en matrix for bindemidlet. 24. Coatet slibemiddel ifølge krav 18, hvor agglomeratkomene er dispergeret i en matrix for bindemidlet. 25. Coatet slibemiddel ifølge krav 18, hvor overfladen af det coatede slibemiddel har en konstruktiv overflade omfattende et antal diskrete former. 26. Coatet slibemiddel ifølge krav 14, hvor agglomeratslibekornene er i form af formede strukturer anbragt på baggrundsmaterialet i en regelmæssig opstilling. 27. Coatet slibemiddel omfattende et baggrundsmateriale og klæbet dertil med en binder, et antal slibemiddelagglomeratkom fremstillet ved en proces, der omfatter følgende trin: a) tilførsel af slibemiddelpartikler med et partikelbindemiddel til en rotati-ons-kalcineringsovn med en styret tilførselshastighed; b) rotation af ovnen ved styret hastighed; c) opvarmning af blandingen ved en opvarmningshastighed, der bestemmes af tilførselshastigheden og ovnhastigheden, til temperaturer på fra ca. 145 til 1.300°C; d) tumbling af partiklerne og partikelbindemidlet i ovnen, indtil bindemidlet klæber til partiklerne og et antal partikler klæber til hinanden til at skabe et antal sintrede agglomeratkom med en tredimensionel form og et løst pakningsvolumen, som er mindst 2% lavere end det tilsvarende løse pakningsvolumen af de indgående partikler; og e) udtagning af de sintrede agglomerater fra ovnen. 28. Coatet slibemiddel ifølge krav 27, hvor slibemiddelagglomeratkomene omfatter slibemiddelpartikler, der er klæbet til hinanden med fra 5 til 25 volu-men%, baseret på det totale volumen af faststoffer i agglomeratet, af et partikelbindemiddel udvalgt fra gruppen bestående af vitrøse, glaskeramiske, organiske og metalliske partikelbindemiddelmaterialer. 29. Coatet slibemiddelmateriale ifølge krav 28, hvor partikelbindemidlet er et vitrøst bindemiddelmateriale. 30. Coatet slibemiddel ifølge krav 27, hvor det bindemiddel, som klæber kornene til baggrundsmaterialet er en organisk harpiks. 31. Coatet slibemiddel ifølge krav 30, hvor bindemidlet er en organisk harpiks med en viskositet til mindst 1500 centipoise. 32. Coatet slibemiddel ifølge krav 31, hvor viskositeten af bindemidlet justeres under anvendelse af et fyldstofmateriale. 33. Coatet slibemiddel ifølge krav 26,, hvori agglomeratkornene er disperge-ret i en matrix for bindemidlet. 34. Coatet slibemiddel ifølge krav 31, hvor agglomeratkornene er dispergeret i en matrix for bindemidlet. 35. Coatet slibemiddel ifølge krav 27, hvor slibemiddelpartikleme anvendes i samblanding med i det mindste ét ikke-slibende materiale, der udvælges fra gruppen bestående af slibehjælpestoffer, fyldstoffer og poredannende stoffer, til fremstillingen af agglomeratkornene. 36. Coatet slibemiddel ifølge krav 27, hvor slibemiddelpartiklerne udvælges fra gruppen bestående af slibemiddelpartikler af forskellige slibemiddelkvaliteter, slibemiddelpartikler med forskellige dimensioner og blandinger deraf. 37. Coatet slibemiddel ifølge krav 27, hvor slibemiddelpartikleme omfatter et partikelbindemiddel udvalgt blandt vitrøse og metalliske bindemiddelmateria-ler, og agglomeratkornene aflejres på baggrundsmaterialet ved en UP-proces. 38. Coatet slibemiddel ifølge krav 33, hvor overfladen af det coatede slibemiddel har en konstruktiv overflade omfattende et antal diskrete former. 39. Coatet slibemiddel ifølge krav 27, hvor agglomeratslibekornene er i form af formede strukturer anbragt på baggrundsmaterialet i en regelmæssig opstilling.
DK200401729A 2002-05-14 2004-11-10 Forbedrede coatede slibemidler DK176825B1 (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US14536702 2002-05-14
US10/145,367 US6797023B2 (en) 2002-05-14 2002-05-14 Coated abrasives
PCT/US2003/008992 WO2003097762A1 (en) 2002-05-14 2003-03-21 Improved coated abrasives
US0308992 2003-03-21

Publications (2)

Publication Number Publication Date
DK200401729A true DK200401729A (da) 2005-01-31
DK176825B1 DK176825B1 (da) 2009-11-09

Family

ID=29400435

Family Applications (1)

Application Number Title Priority Date Filing Date
DK200401729A DK176825B1 (da) 2002-05-14 2004-11-10 Forbedrede coatede slibemidler

Country Status (30)

Country Link
US (1) US6797023B2 (da)
JP (2) JP2005526171A (da)
KR (1) KR100644741B1 (da)
CN (1) CN100584535C (da)
AR (1) AR039110A1 (da)
AU (1) AU2003230723B2 (da)
BE (1) BE1015426A4 (da)
BR (1) BR0310025B1 (da)
CA (1) CA2484169C (da)
CH (1) CH698999B1 (da)
CZ (1) CZ20041110A3 (da)
DE (1) DE10392644B4 (da)
DK (1) DK176825B1 (da)
ES (1) ES2244350B2 (da)
FI (1) FI126896B (da)
FR (1) FR2839669B1 (da)
GB (1) GB2404922B (da)
HK (1) HK1081587A1 (da)
HU (1) HU228686B1 (da)
IL (1) IL165148A (da)
IT (1) ITMI20030562A1 (da)
MX (1) MXPA04011230A (da)
NL (1) NL1022988C2 (da)
NO (1) NO335223B1 (da)
NZ (1) NZ536324A (da)
PL (1) PL205237B1 (da)
RU (1) RU2279966C2 (da)
SE (1) SE528955C2 (da)
TW (1) TWI252248B (da)
WO (1) WO2003097762A1 (da)

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