DE19714561C1 - Verfahren zur Herstellung von pulverförmigem, glasartigen Kohlenstoff, Widerstandspaste mit diesem Kohlenstoff sowie Verwendung dieser Widerstandspaste als Widerstandsschicht - Google Patents
Verfahren zur Herstellung von pulverförmigem, glasartigen Kohlenstoff, Widerstandspaste mit diesem Kohlenstoff sowie Verwendung dieser Widerstandspaste als WiderstandsschichtInfo
- Publication number
- DE19714561C1 DE19714561C1 DE19714561A DE19714561A DE19714561C1 DE 19714561 C1 DE19714561 C1 DE 19714561C1 DE 19714561 A DE19714561 A DE 19714561A DE 19714561 A DE19714561 A DE 19714561A DE 19714561 C1 DE19714561 C1 DE 19714561C1
- Authority
- DE
- Germany
- Prior art keywords
- resistance
- pyrolysis
- paste
- polymer
- powdery
- 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
Links
- 229910021397 glassy carbon Inorganic materials 0.000 title claims description 30
- 238000000034 method Methods 0.000 title claims description 16
- 238000004519 manufacturing process Methods 0.000 title description 11
- 229910052799 carbon Inorganic materials 0.000 title description 7
- 150000001721 carbon Chemical class 0.000 title description 2
- 238000000197 pyrolysis Methods 0.000 claims description 33
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 24
- 229920000642 polymer Polymers 0.000 claims description 17
- 229920005989 resin Polymers 0.000 claims description 14
- 239000011347 resin Substances 0.000 claims description 14
- 239000011230 binding agent Substances 0.000 claims description 12
- 239000000843 powder Substances 0.000 claims description 12
- 229910002804 graphite Inorganic materials 0.000 claims description 7
- 239000010439 graphite Substances 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 7
- 238000012856 packing Methods 0.000 claims description 6
- 239000002904 solvent Substances 0.000 claims description 6
- 125000003118 aryl group Chemical group 0.000 claims description 5
- 239000000049 pigment Substances 0.000 claims description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 4
- 239000012298 atmosphere Substances 0.000 claims description 4
- 239000006229 carbon black Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 229920001059 synthetic polymer Polymers 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- 239000000203 mixture Substances 0.000 description 10
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 7
- 235000013824 polyphenols Nutrition 0.000 description 7
- 229920003986 novolac Polymers 0.000 description 6
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- 239000006185 dispersion Substances 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 238000007650 screen-printing Methods 0.000 description 3
- 229920000877 Melamine resin Polymers 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 150000008442 polyphenolic compounds Chemical class 0.000 description 2
- -1 polyphenylenes Polymers 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- VXQBJTKSVGFQOL-UHFFFAOYSA-N 2-(2-butoxyethoxy)ethyl acetate Chemical compound CCCCOCCOCCOC(C)=O VXQBJTKSVGFQOL-UHFFFAOYSA-N 0.000 description 1
- YMOONIIMQBGTDU-UHFFFAOYSA-N 2-bromoethenylbenzene Chemical compound BrC=CC1=CC=CC=C1 YMOONIIMQBGTDU-UHFFFAOYSA-N 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical class NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 239000004640 Melamine resin Substances 0.000 description 1
- 229920000265 Polyparaphenylene Polymers 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000003377 acid catalyst Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 229920000180 alkyd Polymers 0.000 description 1
- YCOXTKKNXUZSKD-UHFFFAOYSA-N as-o-xylenol Natural products CC1=CC=C(O)C=C1C YCOXTKKNXUZSKD-UHFFFAOYSA-N 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 125000003700 epoxy group Chemical group 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- HYBBIBNJHNGZAN-UHFFFAOYSA-N furfural Chemical compound O=CC1=CC=CO1 HYBBIBNJHNGZAN-UHFFFAOYSA-N 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 125000004836 hexamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 1
- 239000004312 hexamethylene tetramine Substances 0.000 description 1
- 235000010299 hexamethylene tetramine Nutrition 0.000 description 1
- 150000002497 iodine compounds Chemical class 0.000 description 1
- SNHMUERNLJLMHN-UHFFFAOYSA-N iodobenzene Chemical compound IC1=CC=CC=C1 SNHMUERNLJLMHN-UHFFFAOYSA-N 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- 235000013980 iron oxide Nutrition 0.000 description 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 150000007974 melamines Chemical class 0.000 description 1
- 229960004011 methenamine Drugs 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920005615 natural polymer Polymers 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/52—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbon, e.g. graphite
- C04B35/524—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbon, e.g. graphite obtained from polymer precursors, e.g. glass-like carbon material
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
- Conductive Materials (AREA)
- Non-Adjustable Resistors (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19714561A DE19714561C1 (de) | 1997-04-09 | 1997-04-09 | Verfahren zur Herstellung von pulverförmigem, glasartigen Kohlenstoff, Widerstandspaste mit diesem Kohlenstoff sowie Verwendung dieser Widerstandspaste als Widerstandsschicht |
| EP98103529A EP0870742B1 (de) | 1997-04-09 | 1998-02-28 | Verfahren zur Herstellung von pulverförmigem, glasartigen Kohlenstoff, eine daraus hergestellte Paste mit vorgegebener, elektrischer Leitfähigkeit sowie eine aus der Paste hergestellte Widerstandsschicht |
| DE59814229T DE59814229D1 (de) | 1997-04-09 | 1998-02-28 | Verfahren zur Herstellung von pulverförmigem, glasartigen Kohlenstoff, eine daraus hergestellte Paste mit vorgegebener, elektrischer Leitfähigkeit sowie eine aus der Paste hergestellte Widerstandsschicht |
| JP09624498A JP4426000B2 (ja) | 1997-04-09 | 1998-04-08 | 抵抗層及びその製造方法 |
| US09/057,595 US6030552A (en) | 1997-04-09 | 1998-04-09 | Paste having predetermined electrical conductivity, and resistive film made from the paste |
| US09/452,153 US6231787B1 (en) | 1997-04-09 | 1999-12-01 | Method for manufacturing powdery, vitreous carbon useful for making pastes having predetermined electrical conductivity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19714561A DE19714561C1 (de) | 1997-04-09 | 1997-04-09 | Verfahren zur Herstellung von pulverförmigem, glasartigen Kohlenstoff, Widerstandspaste mit diesem Kohlenstoff sowie Verwendung dieser Widerstandspaste als Widerstandsschicht |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE19714561C1 true DE19714561C1 (de) | 1998-10-22 |
Family
ID=7825847
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19714561A Expired - Fee Related DE19714561C1 (de) | 1997-04-09 | 1997-04-09 | Verfahren zur Herstellung von pulverförmigem, glasartigen Kohlenstoff, Widerstandspaste mit diesem Kohlenstoff sowie Verwendung dieser Widerstandspaste als Widerstandsschicht |
| DE59814229T Expired - Lifetime DE59814229D1 (de) | 1997-04-09 | 1998-02-28 | Verfahren zur Herstellung von pulverförmigem, glasartigen Kohlenstoff, eine daraus hergestellte Paste mit vorgegebener, elektrischer Leitfähigkeit sowie eine aus der Paste hergestellte Widerstandsschicht |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE59814229T Expired - Lifetime DE59814229D1 (de) | 1997-04-09 | 1998-02-28 | Verfahren zur Herstellung von pulverförmigem, glasartigen Kohlenstoff, eine daraus hergestellte Paste mit vorgegebener, elektrischer Leitfähigkeit sowie eine aus der Paste hergestellte Widerstandsschicht |
Country Status (4)
| Country | Link |
|---|---|
| US (2) | US6030552A (https=) |
| EP (1) | EP0870742B1 (https=) |
| JP (1) | JP4426000B2 (https=) |
| DE (2) | DE19714561C1 (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10201975A1 (de) * | 2002-01-21 | 2003-07-31 | Abb Research Ltd | Verfahren zur Herstellung von Glaskohlenstoff |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE511349C2 (sv) * | 1997-03-06 | 1999-09-13 | Jan Rudeke | Kapacitiv sensor för närvaroindikering |
| JP4656683B2 (ja) * | 1999-09-02 | 2011-03-23 | パナソニック株式会社 | 高分子電解質型燃料電池 |
| DE10029889A1 (de) * | 2000-06-19 | 2002-01-03 | Atecs Mannesmann Ag | Bremseinrichtung für einen auf Schienen verfahrbaren Laufkran |
| KR20050077539A (ko) * | 2004-01-28 | 2005-08-03 | 삼성에스디아이 주식회사 | 액정 표시장치용 전계방출형 백라이트 유니트 |
| GB201418893D0 (en) | 2014-10-23 | 2014-12-10 | Univ Hull | Monolithic body |
| GB201418897D0 (en) | 2014-10-23 | 2014-12-10 | Univ Hull | Methods and apparatus for the analysis of compounds |
| GB201418899D0 (en) | 2014-10-23 | 2014-12-10 | Univ Hull | System for radiopharmaceutical production |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0399295A2 (de) * | 1989-05-24 | 1990-11-28 | Preh-Werke GmbH & Co. KG | Zur Erzeugung elektrischer Widerstandsschichten geeignete Widerstandspaste und aus ihr hergestellte Widerstandsschicht |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2718308A1 (de) * | 1977-04-25 | 1979-01-11 | Bitzer Diethelm | Verfahren zur herstellung von pulverfoermigem, glasartigen kohlenstoff |
| DE3002112A1 (de) * | 1980-01-22 | 1981-07-23 | Robert Bosch Gmbh, 7000 Stuttgart | Paste mit vorgebbarer elektrischer leitfaehigkeit |
| US4497728A (en) * | 1980-03-26 | 1985-02-05 | Matsushita Electric Industrial Co., Ltd. | Conductive pyrolytic product and composition using same |
| FR2511040B1 (fr) * | 1981-08-06 | 1985-10-04 | Commissariat Energie Atomique | Procede de preparation d'un materiau composite comportant une matrice inorganique dans laquelle sont reparties des inclusions de carbone vitreux, materiau obtenu par ce procede et son utilisation comme contact electrique |
| JP2772044B2 (ja) * | 1989-07-05 | 1998-07-02 | 株式会社日本抵抗器製作所 | 抵抗ペースト |
| JP2788513B2 (ja) * | 1989-11-20 | 1998-08-20 | 昭和電工株式会社 | ガラス状カーボン粉末及びその製造方法 |
| US5182166A (en) * | 1991-05-01 | 1993-01-26 | Burton Ralph A | Wear-resistant composite structure of vitreous carbon containing convoluted fibers |
| JP3335218B2 (ja) * | 1993-05-24 | 2002-10-15 | 日清紡績株式会社 | ガラス状炭素−活性炭複合材料、その製造方法及び該ガラス状炭素−活性炭複合材料による電気二重層コンデンサ用分極性電極 |
-
1997
- 1997-04-09 DE DE19714561A patent/DE19714561C1/de not_active Expired - Fee Related
-
1998
- 1998-02-28 EP EP98103529A patent/EP0870742B1/de not_active Expired - Lifetime
- 1998-02-28 DE DE59814229T patent/DE59814229D1/de not_active Expired - Lifetime
- 1998-04-08 JP JP09624498A patent/JP4426000B2/ja not_active Expired - Fee Related
- 1998-04-09 US US09/057,595 patent/US6030552A/en not_active Expired - Fee Related
-
1999
- 1999-12-01 US US09/452,153 patent/US6231787B1/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0399295A2 (de) * | 1989-05-24 | 1990-11-28 | Preh-Werke GmbH & Co. KG | Zur Erzeugung elektrischer Widerstandsschichten geeignete Widerstandspaste und aus ihr hergestellte Widerstandsschicht |
Non-Patent Citations (2)
| Title |
|---|
| Patent abstracts of Japan C-1994. JP 06340407 A * |
| Patent abstracts of Japan C-875, 1991. JP 3-164416 A * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10201975A1 (de) * | 2002-01-21 | 2003-07-31 | Abb Research Ltd | Verfahren zur Herstellung von Glaskohlenstoff |
Also Published As
| Publication number | Publication date |
|---|---|
| US6030552A (en) | 2000-02-29 |
| US6231787B1 (en) | 2001-05-15 |
| EP0870742B1 (de) | 2008-05-14 |
| EP0870742A3 (de) | 1999-05-12 |
| JP4426000B2 (ja) | 2010-03-03 |
| EP0870742A2 (de) | 1998-10-14 |
| JPH1135310A (ja) | 1999-02-09 |
| DE59814229D1 (de) | 2008-06-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8100 | Publication of the examined application without publication of unexamined application | ||
| D1 | Grant (no unexamined application published) patent law 81 | ||
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: PREH GMBH, 97616 BAD NEUSTADT, DE |
|
| 8339 | Ceased/non-payment of the annual fee |