KR940014247A - 산화 칼슘 및/또는 산화 스트론튬을 포함하는 연마 입자 - Google Patents
산화 칼슘 및/또는 산화 스트론튬을 포함하는 연마 입자 Download PDFInfo
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- KR940014247A KR940014247A KR1019930027396A KR930027396A KR940014247A KR 940014247 A KR940014247 A KR 940014247A KR 1019930027396 A KR1019930027396 A KR 1019930027396A KR 930027396 A KR930027396 A KR 930027396A KR 940014247 A KR940014247 A KR 940014247A
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- South Korea
- Prior art keywords
- oxide
- alpha alumina
- ceramic abrasive
- strontium
- abrasive particles
- Prior art date
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- 239000002245 particle Substances 0.000 title claims abstract description 23
- IATRAKWUXMZMIY-UHFFFAOYSA-N strontium oxide Chemical compound [O-2].[Sr+2] IATRAKWUXMZMIY-UHFFFAOYSA-N 0.000 title claims abstract 18
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 title claims abstract 9
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 title claims abstract 9
- 239000000292 calcium oxide Substances 0.000 title claims abstract 9
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract 16
- 229910001404 rare earth metal oxide Inorganic materials 0.000 claims abstract 5
- 238000000034 method Methods 0.000 claims abstract 4
- 239000000919 ceramic Substances 0.000 claims 15
- 239000007795 chemical reaction product Substances 0.000 claims 6
- 239000002243 precursor Substances 0.000 claims 5
- 239000011575 calcium Substances 0.000 claims 4
- VQCBHWLJZDBHOS-UHFFFAOYSA-N erbium(iii) oxide Chemical compound O=[Er]O[Er]=O VQCBHWLJZDBHOS-UHFFFAOYSA-N 0.000 claims 4
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 claims 4
- 239000011159 matrix material Substances 0.000 claims 4
- 239000000203 mixture Substances 0.000 claims 4
- PLDDOISOJJCEMH-UHFFFAOYSA-N neodymium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Nd+3].[Nd+3] PLDDOISOJJCEMH-UHFFFAOYSA-N 0.000 claims 4
- 239000011230 binding agent Substances 0.000 claims 3
- 150000001768 cations Chemical class 0.000 claims 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims 2
- 239000006061 abrasive grain Substances 0.000 claims 2
- 229910000420 cerium oxide Inorganic materials 0.000 claims 2
- 229910003440 dysprosium oxide Inorganic materials 0.000 claims 2
- NLQFUUYNQFMIJW-UHFFFAOYSA-N dysprosium(iii) oxide Chemical compound O=[Dy]O[Dy]=O NLQFUUYNQFMIJW-UHFFFAOYSA-N 0.000 claims 2
- 229910001940 europium oxide Inorganic materials 0.000 claims 2
- AEBZCFFCDTZXHP-UHFFFAOYSA-N europium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Eu+3].[Eu+3] AEBZCFFCDTZXHP-UHFFFAOYSA-N 0.000 claims 2
- 229910001938 gadolinium oxide Inorganic materials 0.000 claims 2
- 229940075613 gadolinium oxide Drugs 0.000 claims 2
- CMIHHWBVHJVIGI-UHFFFAOYSA-N gadolinium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[Gd+3].[Gd+3] CMIHHWBVHJVIGI-UHFFFAOYSA-N 0.000 claims 2
- 238000010438 heat treatment Methods 0.000 claims 2
- JYTUFVYWTIKZGR-UHFFFAOYSA-N holmium oxide Inorganic materials [O][Ho]O[Ho][O] JYTUFVYWTIKZGR-UHFFFAOYSA-N 0.000 claims 2
- OWCYYNSBGXMRQN-UHFFFAOYSA-N holmium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Ho+3].[Ho+3] OWCYYNSBGXMRQN-UHFFFAOYSA-N 0.000 claims 2
- 239000000463 material Substances 0.000 claims 2
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims 2
- MMKQUGHLEMYQSG-UHFFFAOYSA-N oxygen(2-);praseodymium(3+) Chemical compound [O-2].[O-2].[O-2].[Pr+3].[Pr+3] MMKQUGHLEMYQSG-UHFFFAOYSA-N 0.000 claims 2
- 238000005498 polishing Methods 0.000 claims 2
- 229910003447 praseodymium oxide Inorganic materials 0.000 claims 2
- 239000000047 product Substances 0.000 claims 2
- 229910001954 samarium oxide Inorganic materials 0.000 claims 2
- 229940075630 samarium oxide Drugs 0.000 claims 2
- FKTOIHSPIPYAPE-UHFFFAOYSA-N samarium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[Sm+3].[Sm+3] FKTOIHSPIPYAPE-UHFFFAOYSA-N 0.000 claims 2
- 241000894006 Bacteria Species 0.000 claims 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims 1
- 229910052684 Cerium Inorganic materials 0.000 claims 1
- 229910052692 Dysprosium Inorganic materials 0.000 claims 1
- 229910052691 Erbium Inorganic materials 0.000 claims 1
- 229910052693 Europium Inorganic materials 0.000 claims 1
- 229910052688 Gadolinium Inorganic materials 0.000 claims 1
- 229910052689 Holmium Inorganic materials 0.000 claims 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims 1
- 229910052779 Neodymium Inorganic materials 0.000 claims 1
- 229910052777 Praseodymium Inorganic materials 0.000 claims 1
- 229910052772 Samarium Inorganic materials 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 229910052791 calcium Inorganic materials 0.000 claims 1
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 claims 1
- 229910000423 chromium oxide Inorganic materials 0.000 claims 1
- 229910017052 cobalt Inorganic materials 0.000 claims 1
- 239000010941 cobalt Substances 0.000 claims 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims 1
- 229910000428 cobalt oxide Inorganic materials 0.000 claims 1
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 claims 1
- KBQHZAAAGSGFKK-UHFFFAOYSA-N dysprosium atom Chemical compound [Dy] KBQHZAAAGSGFKK-UHFFFAOYSA-N 0.000 claims 1
- UYAHIZSMUZPPFV-UHFFFAOYSA-N erbium Chemical compound [Er] UYAHIZSMUZPPFV-UHFFFAOYSA-N 0.000 claims 1
- OGPBJKLSAFTDLK-UHFFFAOYSA-N europium atom Chemical compound [Eu] OGPBJKLSAFTDLK-UHFFFAOYSA-N 0.000 claims 1
- UIWYJDYFSGRHKR-UHFFFAOYSA-N gadolinium atom Chemical compound [Gd] UIWYJDYFSGRHKR-UHFFFAOYSA-N 0.000 claims 1
- 229910000449 hafnium oxide Inorganic materials 0.000 claims 1
- WIHZLLGSGQNAGK-UHFFFAOYSA-N hafnium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Hf+4] WIHZLLGSGQNAGK-UHFFFAOYSA-N 0.000 claims 1
- KJZYNXUDTRRSPN-UHFFFAOYSA-N holmium atom Chemical compound [Ho] KJZYNXUDTRRSPN-UHFFFAOYSA-N 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
- 229910052746 lanthanum Inorganic materials 0.000 claims 1
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims 1
- 229910052749 magnesium Inorganic materials 0.000 claims 1
- 239000011777 magnesium Substances 0.000 claims 1
- 239000000395 magnesium oxide Substances 0.000 claims 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 claims 1
- 229910052759 nickel Inorganic materials 0.000 claims 1
- 229910000480 nickel oxide Inorganic materials 0.000 claims 1
- 239000002667 nucleating agent Substances 0.000 claims 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims 1
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 claims 1
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims 1
- PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical compound [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 claims 1
- KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical compound [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 0.000 claims 1
- 229910052814 silicon oxide Inorganic materials 0.000 claims 1
- 238000005245 sintering Methods 0.000 claims 1
- 229910052712 strontium Inorganic materials 0.000 claims 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical group [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 claims 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims 1
- 229910052725 zinc Inorganic materials 0.000 claims 1
- 239000011701 zinc Substances 0.000 claims 1
- 239000011787 zinc oxide Substances 0.000 claims 1
- 229910001928 zirconium oxide Inorganic materials 0.000 claims 1
- 239000003082 abrasive agent Substances 0.000 abstract 4
- 230000000052 comparative effect Effects 0.000 description 2
- 238000001878 scanning electron micrograph Methods 0.000 description 2
Classifications
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- 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
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
- C04B35/111—Fine ceramics
-
- 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
Abstract
본 발명은 희귀 토 산화물과 산화 칼슘 및/또는 산화 스트론튬를 포함하는 알루미나-주성분 연마 입자 및 이들의 제조 방법에 관한 것이다. 상기 연마 입자는 피복된 연마재, 3차원 연마재, 저밀도 연마재, 및 결합된 연마재와 같은 연마 물품에 유용하다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1 도는 본 발명에 따른 연마 입자를 포함하는 피복된 연마 생성물의 단면도,
제 2 도는 본 발명에 따른 연마 입자를 포함하는 결합된 연마 생성물의 투시도,
제 3 도는 본 발명에 따른 연마 입자를 혼입하는 부직연마 생성물의 확대도,
제 4 도는 본 발명에 따른 연마 입자의 10,000× 배율의 주사 전자 현미경 사진,
제 5 도는 비교용 연마 입자(비교예 A)의 주사 전자 현미경 사진.
Claims (10)
- (a)알파 알루미나 메트릭스 ; 와 (b) 산화 프라세오디뮴, 산화 사마륨, 산화 유로퓸, 산화 홀뮴, 산화 란타늄, 산화 가돌리늄, 산화 디스프로슘, 산화 세륨, 산화 네오디뮴, 산화 에르븀, 이들의 혼합물로 이루어진 군으로부터 선택된 희귀 토 산화물 및 산화 알루미늄과의 결정성 반응 생성물의 형태로, 세라믹 연마 입자의 총 중량을 기준으로 0.07중량% 이상의 산화 칼슘, 산화 스트론튬, 또는 이들의 조합체중 하나를 포함하되 ; 상기 결정성 반응 생성물은 상기 알파 알루미나 매트릭스내에 상(들)을 포함하며, 17GPa 이상의 평균 경도를 갖는 세라믹 연마 입자.
- 제 1 항에 있어서, 상기 임의의 산화 칼슘 및 산화 스트롬튬이 상기 결정성 반응 생성물(들)의 형태로 존재하는 것을 특징으로 하는 세라믹 연마 입자.
- 제 1 항 또는 제 2 항에 있어서, 상기 세라믹 연마 입자가 약 0.1 내지 약 2 중량%의 상기 산화 칼슘, 산화 스트론튬, 또는 이들의 조합체중 하나를 상기 결정성 반응 생성물(들)의 형태로 포함하는 것을 특징으로 하는 세라믹 연마 입자.
- 제 1 항 내지 제 3 항중 어느 한 항에 있어서, 상기 결정성 반응 생성물(들)이 SrLnAlO4, Sr1-xLnxAl12-xO19-x, Sr1-xLnxMxAl12-xO19, CaLnAlO4, Ca1-xLnxAl12-xO19-x, Ca1-xLnxMxAl12-xO19로 이루어진 군으로부터 선택되며, 상기 식에서, Ln은 프라세오디뮴, 사마륨, 유로퓸, 홀뮴, 란타늄, 가돌리늄, 디스프로슘, 세륨, 네오디뮴, 에르븀, 및 이들의 혼합물로 이루어진 군으로부터 선택되고 ; M은 2가 금속 양이온(들)이고 ; Ca는 칼슘 ; Sr은 스트론튬 ; Al은 알루미늄 ; O는 산소이고 ; x의 범위는 1≥x≥0인 것을 특징으로 하는 세라믹 연마 입자.
- 제 4 항에 있어서, 상기 M이 마그네슘, 철, 니켈, 아연, 코발트 및 이들의 조합체로 이루어진 균으로부터 선택되는 것을 특징으로 하는 세라믹 연마 입자.
- 제 1 항 내지 제 5 항중 어느 한 항에 있어서, 상기 알파 알루미나 매트릭스가 성핵제에 의해 핵을 이룬 알파 알루미나를 포함하는 것을 특징으로 하는 세라믹 연마 입자..
- 제 1 항 내지 제 6 항중 어느 한 항에 있어서, 산화 마그네슘, 산화 이트륨, 산화 아연, 산화 지르코늄, 산화 티타늄, 산화 하프늄, 산화 니켈, 산화 실리콘, 산화 코발트, 산화 크롬, 산화 철, 및 이들의 조합체로 이루어진 군으로부터 선택된 산화물을 추가로 포함하는 것을 특징으로 하는 연마 입자.
- (a) 결합재(5,6,54) ; 와 (b) 결합재에 의해 연마 생성물내에 부착된 제 1 항 내지 제 7 항중 어느 한 항에 의한 다수의 연마 입자(4,11,52)를 포함하는 연마 생성물(1,10).
- (a) 주표면을 갖는 배면(2) ; 과 (b) 결합재(5,6)에 의해 상기 배면(2)의 상기 주표면에 부착된 제 1 항 내지 제 8 항중 어느 한 항에 의한 여남 입자(4)를 포함하는 연마 층(3)을 포함하는 피복된 연마 물품(1).
- (a) (ⅰ) 상기 알파 알루미나-주성분 세라믹 입자 전구 물질이 알파 알루미나-주성분 세라믹 연마입자로 전환될 때 상기 알파 알루미나-주성분 세라믹 연마 입자의 총 중량을 기준으로 0.07 중량% 이상의 산화 칼슘, 산화 스트론튬, 또는 이들의 조합체를 갖는 알파 알루미나-주성분 세라믹 연마 입자를 제공하기에 충분한 양의 산화 칼슘, 산화 스트론튬, 이들의 전구 물질, 또는 이들의 혼합물중 하나 ; 와 (ⅱ) 산화 프라세오디뮴, 산화 사마륨, 산화 유로퓸, 산화 홀뮴, 산화 란타늄, 산화 가돌리늄, 산화 디스프로슘, 산화 세륨, 산화 네오디뮴, 산화 에르븀, 이들의 전구 물질 및 이들의 혼합물로 이루어진 군으로부터 선택된 희귀 토 산화물을 포함하며 ; 상기 알루미나-주성분 세라믹 연마 전국 물질내에 존재하는 상기 산화 칼슘, 산화 스트론튬, 이들의 전구 물질, 또는 이들의 조합체중 하나가 소결중 거의 모두 반응할 수 있는 충분한 양으로 상기 희귀 토 산화물이 제공되어 산출된 알파 알루미나 매트릭스내에 산화 알루미늄, 희귀 토 산화물과 산화 칼슘, 산화 스트론튬, 또는 이들의 조합체중 1종 이상을 포함하는 상을 함유하는 결정성 반응 생성물이 형성되도록 알루미나-주성분 세라믹 연마 입자 저눅 물질을 제공하는 단계 ; (b) 알파 알루미나-주성분 세라믹 연마 입자를 제공하기 위해 상기 알루미나-주성분 세라믹 연마 입자 전구 물질을 가열하는 단계를 포함하는 제 1 항 내지 제 7 항중 어느 한 항에 의한 알파 알루미나-주성분 세라믹 연마 입자를 제조하는 방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US98976092A | 1992-12-14 | 1992-12-14 | |
| US7/989,760 | 1992-12-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR940014247A true KR940014247A (ko) | 1994-07-18 |
Family
ID=25535442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019930027396A KR940014247A (ko) | 1992-12-14 | 1993-12-13 | 산화 칼슘 및/또는 산화 스트론튬을 포함하는 연마 입자 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5489318A (ko) |
| EP (1) | EP0603715B1 (ko) |
| JP (1) | JPH07316543A (ko) |
| KR (1) | KR940014247A (ko) |
| AT (1) | ATE178039T1 (ko) |
| CA (1) | CA2102656A1 (ko) |
| DE (1) | DE69324116D1 (ko) |
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| CA3118239A1 (en) | 2015-06-11 | 2016-12-15 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive article including shaped abrasive particles |
| KR102313436B1 (ko) | 2016-05-10 | 2021-10-19 | 생-고뱅 세라믹스 앤드 플라스틱스, 인코포레이티드 | 연마 입자들 및 그 형성 방법 |
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-
1993
- 1993-11-08 CA CA002102656A patent/CA2102656A1/en not_active Abandoned
- 1993-12-13 KR KR1019930027396A patent/KR940014247A/ko active IP Right Grant
- 1993-12-14 AT AT93120167T patent/ATE178039T1/de not_active IP Right Cessation
- 1993-12-14 EP EP93120167A patent/EP0603715B1/en not_active Expired - Lifetime
- 1993-12-14 JP JP5313707A patent/JPH07316543A/ja active Pending
- 1993-12-14 DE DE69324116T patent/DE69324116D1/de not_active Expired - Lifetime
-
1994
- 1994-05-10 US US08/240,608 patent/US5489318A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0603715B1 (en) | 1999-03-24 |
| EP0603715A1 (en) | 1994-06-29 |
| ATE178039T1 (de) | 1999-04-15 |
| US5489318A (en) | 1996-02-06 |
| DE69324116D1 (de) | 1999-04-29 |
| CA2102656A1 (en) | 1994-06-15 |
| JPH07316543A (ja) | 1995-12-05 |
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