KR960701451A - 도전성 분말의 제조 방법(Process for Making Electroconductive Powders) - Google Patents
도전성 분말의 제조 방법(Process for Making Electroconductive Powders) Download PDFInfo
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- KR960701451A KR960701451A KR1019950703358A KR19950703358A KR960701451A KR 960701451 A KR960701451 A KR 960701451A KR 1019950703358 A KR1019950703358 A KR 1019950703358A KR 19950703358 A KR19950703358 A KR 19950703358A KR 960701451 A KR960701451 A KR 960701451A
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- Prior art keywords
- antimony
- substrate
- tin
- suspension
- amorphous silica
- Prior art date
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- 239000000843 powder Substances 0.000 title claims abstract 8
- 238000000034 method Methods 0.000 title claims 9
- 229910052787 antimony Inorganic materials 0.000 claims abstract description 10
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 claims abstract description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract 21
- 239000002245 particle Substances 0.000 claims abstract 10
- 239000000377 silicon dioxide Substances 0.000 claims abstract 7
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 claims abstract 6
- 229910001887 tin oxide Inorganic materials 0.000 claims abstract 6
- 239000011248 coating agent Substances 0.000 claims abstract 3
- 238000000576 coating method Methods 0.000 claims abstract 3
- 239000000758 substrate Substances 0.000 claims 13
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical class [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims 7
- 239000007787 solid Substances 0.000 claims 5
- 239000000725 suspension Substances 0.000 claims 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims 4
- 239000013078 crystal Substances 0.000 claims 4
- 239000000203 mixture Substances 0.000 claims 4
- 239000011135 tin Substances 0.000 claims 4
- 229910052718 tin Inorganic materials 0.000 claims 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims 3
- 229910021626 Tin(II) chloride Inorganic materials 0.000 claims 3
- 239000007900 aqueous suspension Substances 0.000 claims 3
- 229910052788 barium Inorganic materials 0.000 claims 3
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims 3
- 229910052791 calcium Inorganic materials 0.000 claims 3
- 239000011575 calcium Substances 0.000 claims 3
- 239000011247 coating layer Substances 0.000 claims 3
- 239000010445 mica Substances 0.000 claims 3
- 229910052618 mica group Inorganic materials 0.000 claims 3
- 239000012266 salt solution Substances 0.000 claims 3
- 239000000243 solution Substances 0.000 claims 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims 2
- 150000001462 antimony Chemical class 0.000 claims 2
- 239000007864 aqueous solution Substances 0.000 claims 2
- 150000004649 carbonic acid derivatives Chemical class 0.000 claims 2
- 150000001768 cations Chemical class 0.000 claims 2
- 229910052878 cordierite Inorganic materials 0.000 claims 2
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 claims 2
- 238000001035 drying Methods 0.000 claims 2
- 229910052742 iron Inorganic materials 0.000 claims 2
- 239000010410 layer Substances 0.000 claims 2
- 229910052749 magnesium Inorganic materials 0.000 claims 2
- 239000011777 magnesium Substances 0.000 claims 2
- 229910052759 nickel Inorganic materials 0.000 claims 2
- 239000000047 product Substances 0.000 claims 2
- 229910052712 strontium Inorganic materials 0.000 claims 2
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 claims 2
- 150000003467 sulfuric acid derivatives Chemical class 0.000 claims 2
- 239000010936 titanium Substances 0.000 claims 2
- 229910052719 titanium Inorganic materials 0.000 claims 2
- -1 virium Chemical compound 0.000 claims 2
- 238000005406 washing Methods 0.000 claims 2
- 229910052725 zinc Inorganic materials 0.000 claims 2
- 239000011701 zinc Substances 0.000 claims 2
- FAWGZAFXDJGWBB-UHFFFAOYSA-N antimony(3+) Chemical class [Sb+3] FAWGZAFXDJGWBB-UHFFFAOYSA-N 0.000 claims 1
- 238000001354 calcination Methods 0.000 claims 1
- 229910000019 calcium carbonate Inorganic materials 0.000 claims 1
- 239000000460 chlorine Substances 0.000 claims 1
- 229910052801 chlorine Inorganic materials 0.000 claims 1
- 238000000151 deposition Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 229910052903 pyrophyllite Inorganic materials 0.000 claims 1
- 239000012265 solid product Substances 0.000 claims 1
- 238000003756 stirring Methods 0.000 claims 1
- 239000004575 stone Substances 0.000 claims 1
- LEDMRZGFZIAGGB-UHFFFAOYSA-L strontium carbonate Chemical class [Sr+2].[O-]C([O-])=O LEDMRZGFZIAGGB-UHFFFAOYSA-L 0.000 claims 1
- 239000004408 titanium dioxide Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/36—Compounds of titanium
- C09C1/3607—Titanium dioxide
- C09C1/3653—Treatment with inorganic compounds
- C09C1/3661—Coating
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/06—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances
- H01B1/08—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances oxides
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/06—Treatment with inorganic compounds
- C09C3/063—Coating
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/60—Compounds characterised by their crystallite size
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
- C01P2004/82—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/12—Surface area
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- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/40—Electric properties
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- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
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- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
- C01P2006/62—L* (lightness axis)
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- C01—INORGANIC CHEMISTRY
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- C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
- C01P2006/63—Optical properties, e.g. expressed in CIELAB-values a* (red-green axis)
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- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
- C01P2006/64—Optical properties, e.g. expressed in CIELAB-values b* (yellow-blue axis)
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- 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
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
- Y10T428/2991—Coated
- Y10T428/2993—Silicic or refractory material containing [e.g., tungsten oxide, glass, cement, etc.]
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- Pigments, Carbon Blacks, Or Wood Stains (AREA)
Abstract
본 발명은 비정질 실리카 또는 실리카 피복된 입자에 안티몬 함유 산화주석의 2차원 망상구조를 포함하는 피복물을 도포하여 실질적으로 백색의 도전성 불말을 제조하는 바업에 관한 것이다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 따라 제조할 수 있는 ECP에 대한 안티몬의 중량% 대 L*a*b*의 구성도이다.
Claims (10)
- (a)미립 기질을 포함하는 수현탁액을 제공하는 단계; (b)가수분해성 4가 주석염과 3가 안티몬염을 포함하는 별도의 수용액을 제조하고, 적어도 1종의 양이온을 임의로 가하는 단계; (c)상기 주석염 용액과 안티몬염용액을 합치고, pH를 약 -0.5 내지 약 -1.0의 범위로 조정하는 단계; (d)상기 현탁액에 합친 염용액을 가함으로써 상기 미립 기질의 기질 표면상에 안티몬과 주성의 함수 산화물을 포함하는 피복층을 피복층을 도포하는 단계; (e)단계 (d)로부터 고상물을 회수하고, 수용성 종이 실질적으로 없는 회수된 고상물을 임의로 세척하고, 건조하는 단계; 및 (f)회수된 고상물을 하소시키는 단계를 포함하는, 안티몬 함유 산화주석 결정의 도전성 망상구조를 포함하는 표면 피복물과 함께 비정질 실리카 쉘(shell) 또는 비정질 실리카가 피복된 입자를 포함하는 도전성 분말 조성물의 제조 방법.
- (a)미립 기질을 포함하는 수현탁액을 제공하는 단계; (b)안티몬원과주석원을 포함하는 수용액을 제조하고, 적어도 1종의 양이온을 임의로 가하는 단계; (c) 상기 용액이 pH를 약 -1.0 미만으로 조정하는 단계; (d)상기 현택액에 상기 용액을 가함으로써, 상기 미립 기질의 기질 표면상에 안티몬과 주석의 함수 산화물을 포함하는 피복층을 도포하는 단게; (e)단계 (d)로부터 상기 층 중의 안티몬의양이 산화주적을 기준으로 약 3중량%미만인 고상물을 회수하는 단계를 포함하는, 안티몬을 함유 산화주석 결정을 포함하는 표면 피복물과 함께 적어도 1종의 기징 입자를 포함하는 실질적으로 백색의 도전성 분말 조성물의 제조 방법.
- 제1항 또는 제2항에 있어서, 기질 입자가 실리카 피복된 티탄, 마그네슘, 칼슘, 비륨, 스트론튬, 아연, 주석, 니켈 및 철의 산화물; 실리카 피복된 운모, 코디어라이트, 에노싸이트 및 파이로피라이트; 실리카 피보된 칼슘, 바륨 및 스론튬의 탄산염 및 황산염 및 이들이 혼합물로 구성되는 군으로부터 선택된 적어도 1종을 포함하는 것인 방법.
- 제1항에 있어서, (e)비정질 실리카 표면을 갖는 입자를 포함하는 상기 기질을 포함하는 상기 현탁액에,이 현탁액의 pH를 약 1.5 내지 3.5의 범위로 유지시키고, 현탁액의 온도를 약 25 내지 100℃의 범위로 유지시키면서, 주석염과 안티몬염의 합친 용액을 가하고; 안티몬 함유 산화주석 결정의 실질적으로 균일한 층을 약 5 내지 약 20mm 두께로 실질적으로 균일하게 퇴적시키는 단계; (f)수현탁액을 연속 교반하면서 약 30 내지 60분에 걸쳐서 약 25 내지 100℃로 유지시키는 단계; (g)고상물을 회수하고, 염소 이온이 실질적으로 없는 회수된 고상물을 세척하고, 세척된 생성물을 건조하는 단계; 및 (h)세척된 생성물을 약 550 내지 약 900℃의 온도에서 적어도 1시간 동안 하속시키는 단계를 더 포함하는 방법.
- 제1항 또는 제2항에 있어서, 기질 입자가 비정질 실리카의 중공쉘을 포함하는 것인 방법.
- 제1항 또는 제2항에 있어서, 기질 입자가 비정질 실리카 피복된 이산화티탄을 포함하는 것인 방법.
- 제1항 또는 제2항에 있어서, 기질 입자가 비정질 실리카 피복된 운모를 포함하는 것인 방법.
- 기질 입자와 함께 산화주석을 기준으로 약3중량%미만의 안티몬을 함유하는 산화주석 결정을 포함하고, 반사율이 약 85%를 넘는 도전성 분말.
- 제8항에 있어서, 건조 분말 저항이 약2,000ohm 미만인 분말.
- 제8항에 있어서, 기질 입자가 실리카 피복된 티탄, 마그네슘, 칼슘, 바륨, 스트론튬, 아연, 주석, 니켈 및 철의 산화물; 실리카 피복된 운모, 코디어라이트, 에노싸이트 및 파이로필라이트; 실리카 피복된 칼슘, 바륨 및 스톤론듐의 탄산염 및 황산염, 및 이들의 혼합물로 구성되는 군으로부터 선택된 적어도 1종을 포함하는 것인 분말.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/017,078 | 1993-02-12 | ||
| US08/017,078 US5364566A (en) | 1993-02-12 | 1993-02-12 | Process for making electroconductive powders |
| PCT/US1994/000609 WO1994024677A1 (en) | 1993-02-12 | 1994-02-03 | Process for making electroconductive powders |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR960701451A true KR960701451A (ko) | 1996-02-24 |
Family
ID=21780604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019950703358A KR960701451A (ko) | 1993-02-12 | 1994-02-03 | 도전성 분말의 제조 방법(Process for Making Electroconductive Powders) |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US5364566A (ko) |
| EP (1) | EP0683918A1 (ko) |
| JP (1) | JPH08507036A (ko) |
| KR (1) | KR960701451A (ko) |
| CA (1) | CA2155680A1 (ko) |
| FI (1) | FI953798A0 (ko) |
| SG (1) | SG45198A1 (ko) |
| WO (1) | WO1994024677A1 (ko) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5585037A (en) * | 1989-08-02 | 1996-12-17 | E. I. Du Pont De Nemours And Company | Electroconductive composition and process of preparation |
| US5545250A (en) * | 1993-07-30 | 1996-08-13 | E. I. Du Pont De Nemours And Company | Polytype electroconductive powders |
| TW455568B (en) * | 1994-12-27 | 2001-09-21 | Ishihara Sangyo Kaisha | Process for the preparation of acicular electroconductive tin oxide fine particles |
| US5824408A (en) * | 1995-04-28 | 1998-10-20 | Canon Kabushiki Kaisha | White electroconductive coating composition and transfer material-carrying member |
| US5798060A (en) * | 1997-02-06 | 1998-08-25 | E. I. Du Pont De Nemours And Company | Static-dissipative polymeric composition |
| JP4867130B2 (ja) * | 2003-02-17 | 2012-02-01 | 三菱瓦斯化学株式会社 | 絶縁化超微粉末とその製造方法、およびそれを用いた高誘電率樹脂複合材料 |
| WO2005008685A1 (ja) * | 2003-07-23 | 2005-01-27 | Ishihara Sangyo Kaisha, Ltd. | 導電性粉末およびその製造方法 |
| JP5400307B2 (ja) * | 2008-02-19 | 2014-01-29 | 三菱マテリアル株式会社 | 白色導電粉末およびその用途 |
| JP5400306B2 (ja) * | 2008-02-19 | 2014-01-29 | 三菱マテリアル株式会社 | 白色導電粉末およびその用途 |
| US9340433B2 (en) | 2011-04-27 | 2016-05-17 | Behr Process Corporation | Titanium oxide spacing by SIP |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3061159D1 (en) * | 1979-09-14 | 1982-12-30 | Mitsubishi Metal Corp | Electroconductive powder and process for production thereof |
| JPS6163520A (ja) * | 1984-09-04 | 1986-04-01 | Tokuyama Soda Co Ltd | 導電性を有する含水珪酸の製造方法 |
| JPS62216105A (ja) * | 1986-03-17 | 1987-09-22 | 大塚化学株式会社 | 導電性雲母及びその製造法 |
| JPS62223019A (ja) * | 1986-03-19 | 1987-10-01 | Taki Chem Co Ltd | 結晶質酸化スズ・アンチモンゾル及びその製造方法 |
| JPS62269051A (ja) * | 1986-05-19 | 1987-11-21 | Ryutoku Yosomiya | 高分子ガスセンサ |
| US4917952A (en) * | 1987-09-29 | 1990-04-17 | Toda Kogyo Corp. | Electroconductive iron oxide particles |
| JPH01269051A (ja) * | 1988-04-20 | 1989-10-26 | Chubu Electric Power Co Inc | 接合ボルトの超音波探傷装置 |
| DE68929144T2 (de) * | 1988-09-16 | 2000-09-21 | Du Pont | Elektrisch leitfähige Mischung und Herstellungsverfahren |
| DE3842330A1 (de) * | 1988-12-16 | 1990-06-21 | Merck Patent Gmbh | Leitfaehige plaettchenfoermige pigmente |
| US5236737A (en) * | 1989-08-02 | 1993-08-17 | E. I. Du Pont De Nemours And Company | Electroconductive composition and process of preparation |
| US5071676A (en) * | 1989-08-03 | 1991-12-10 | E. I. Du Pont De Nemours And Company | Electroconductive particles and method for adjusting the isoelectric point thereof |
| US5068063A (en) * | 1989-12-28 | 1991-11-26 | E. I. Du Pont De Nemours And Company | Non-carbon black containing conductive coating composition |
| US5192613A (en) * | 1990-01-26 | 1993-03-09 | E. I. Du Pont De Nemours And Company | Electrographic recording element with reduced humidity sensitivity |
| US5114756A (en) * | 1990-04-27 | 1992-05-19 | E. I. Du Pont De Nemours And Company | Conductive epoxypolyamide coating composition |
| US5104583A (en) * | 1990-05-07 | 1992-04-14 | E. I. Du Pont De Nemours And Company | Light colored conductive electrocoat paint |
| JP2844011B2 (ja) * | 1990-06-29 | 1999-01-06 | 石原産業株式会社 | 導電性微粉末およびその製造方法 |
| GB9101238D0 (en) * | 1991-01-19 | 1991-02-27 | Tioxide Group Services Ltd | Treated powder |
| GB9105979D0 (en) * | 1991-03-21 | 1991-05-08 | Tioxide Group Services Ltd | Treated powder |
| JP3346584B2 (ja) * | 1991-03-29 | 2002-11-18 | 三井金属鉱業株式会社 | 繊維状導電性フィラー及びその製造方法 |
| JP3444919B2 (ja) * | 1992-04-18 | 2003-09-08 | メルク パテント ゲゼルシャフト ミット ベシュレンクテル ハフトング | 導電性顔料 |
| US5292551A (en) * | 1992-06-29 | 1994-03-08 | E. I. Du Pont De Nemours And Company | Process for producing electroconductive powders |
-
1993
- 1993-02-12 US US08/017,078 patent/US5364566A/en not_active Expired - Lifetime
-
1994
- 1994-02-03 WO PCT/US1994/000609 patent/WO1994024677A1/en not_active Application Discontinuation
- 1994-02-03 KR KR1019950703358A patent/KR960701451A/ko not_active Application Discontinuation
- 1994-02-03 EP EP94907236A patent/EP0683918A1/en not_active Withdrawn
- 1994-02-03 JP JP6520375A patent/JPH08507036A/ja active Pending
- 1994-02-03 SG SG1996001202A patent/SG45198A1/en unknown
- 1994-02-03 CA CA002155680A patent/CA2155680A1/en not_active Abandoned
- 1994-06-21 US US08/263,276 patent/US5534193A/en not_active Expired - Lifetime
-
1995
- 1995-08-10 FI FI953798A patent/FI953798A0/fi unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO1994024677A1 (en) | 1994-10-27 |
| US5534193A (en) | 1996-07-09 |
| CA2155680A1 (en) | 1994-10-27 |
| US5364566A (en) | 1994-11-15 |
| FI953798A (fi) | 1995-08-10 |
| JPH08507036A (ja) | 1996-07-30 |
| SG45198A1 (en) | 1998-01-16 |
| FI953798A0 (fi) | 1995-08-10 |
| EP0683918A1 (en) | 1995-11-29 |
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| Date | Code | Title | Description |
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| WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |