JP6491074B2 - 導電性酸化物焼結体、それを用いたサーミスタ素子及び温度センサ - Google Patents
導電性酸化物焼結体、それを用いたサーミスタ素子及び温度センサ Download PDFInfo
- Publication number
- JP6491074B2 JP6491074B2 JP2015204134A JP2015204134A JP6491074B2 JP 6491074 B2 JP6491074 B2 JP 6491074B2 JP 2015204134 A JP2015204134 A JP 2015204134A JP 2015204134 A JP2015204134 A JP 2015204134A JP 6491074 B2 JP6491074 B2 JP 6491074B2
- Authority
- JP
- Japan
- Prior art keywords
- sintered body
- oxide sintered
- conductive oxide
- temperature
- thermistor element
- 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.)
- Active
Links
- 239000000203 mixture Substances 0.000 claims description 20
- 239000013078 crystal Substances 0.000 claims description 18
- 229910052779 Neodymium Inorganic materials 0.000 claims description 15
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 12
- 229910052791 calcium Inorganic materials 0.000 claims description 10
- 229910052712 strontium Inorganic materials 0.000 claims description 10
- 229910052749 magnesium Inorganic materials 0.000 claims description 5
- 229910052788 barium Inorganic materials 0.000 claims description 4
- 239000000843 powder Substances 0.000 description 16
- 229910052748 manganese Inorganic materials 0.000 description 12
- 229910052804 chromium Inorganic materials 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 7
- 239000002994 raw material Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 239000011230 binding agent Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 229910052772 Samarium Inorganic materials 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 230000014509 gene expression Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000002441 X-ray diffraction Methods 0.000 description 3
- 238000009529 body temperature measurement Methods 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 229910052727 yttrium Inorganic materials 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 229910018967 Pt—Rh Inorganic materials 0.000 description 2
- 229910052769 Ytterbium Inorganic materials 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229910052763 palladium Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 229920005822 acrylic binder Polymers 0.000 description 1
- 229910052768 actinide Inorganic materials 0.000 description 1
- 150000001255 actinides Chemical class 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002612 dispersion medium Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052747 lanthanoid Inorganic materials 0.000 description 1
- 150000002602 lanthanoids Chemical class 0.000 description 1
- 238000007561 laser diffraction method Methods 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229910052706 scandium Inorganic materials 0.000 description 1
- SIXSYDAISGFNSX-UHFFFAOYSA-N scandium atom Chemical compound [Sc] SIXSYDAISGFNSX-UHFFFAOYSA-N 0.000 description 1
- 238000000790 scattering method Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-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
- C04B35/50—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on rare-earth compounds
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/02—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient
- H01C7/022—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient mainly consisting of non-metallic substances
- H01C7/023—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient mainly consisting of non-metallic substances containing oxides or oxidic compounds, e.g. ferrites
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/04—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having negative temperature coefficient
- H01C7/042—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having negative temperature coefficient mainly consisting of inorganic non-metallic substances
- H01C7/043—Oxides or oxidic compounds
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3206—Magnesium oxides or oxide-forming salts thereof
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3208—Calcium oxide or oxide-forming salts thereof, e.g. lime
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3213—Strontium oxides or oxide-forming salts thereof
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3215—Barium oxides or oxide-forming salts thereof
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3217—Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3241—Chromium oxides, chromates, or oxide-forming salts thereof
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3262—Manganese oxides, manganates, rhenium oxides or oxide-forming salts thereof, e.g. MnO
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Electromagnetism (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Thermistors And Varistors (AREA)
- Conductive Materials (AREA)
Description
0.600≦a<1.000
0<b≦0.400
0≦c<0.150
0.400≦d<0.950
0.050<e≦0.600
0.50<e/(c+e)≦1.00
2.80≦f≦3.30
を満たすことを特徴とする。
この導電性酸化物焼結体では、ペロブスカイト型結晶構造のBサイト元素としてMn,Al,Crを含んでおり、Alを除くMnとCrの合計量に対するCrの含有割合e/(c+e)が0.50〜1.00の範囲となっており、Crが主に導電性に寄与している。MnやFeに比べてCrは価数が安定な元素であるため、熱履歴に対する電気特性の変化を小さくすることができる。そのため、従来に比べて高い耐熱性を有する導電性酸化物焼結体を提供することができる。また、元素M1としてNd,Pr,Smから選ばれる1種以上の元素を主に含むことにより、導電性酸化物焼結体の耐熱性を向上させることができる。
この構成によれば、更に高い耐熱性を有する導電性酸化物焼結体を提供することができる。
0.700≦a<1.000
0<b≦0.300
0≦c<0.140
0.500<d<0.950
0.050<e≦0.500
0.65<e/(c+e)≦1.00
2.80≦f≦3.30
を満たすものとしてもよい。
この構成によれば、更に高い耐熱性を有する導電性酸化物焼結体を提供することができる。
この構成によれば、更に高い耐熱性を有する導電性酸化物焼結体を提供することができる。
ペロブスカイト型結晶構造を有する導電性酸化物焼結体は、下記(1)式の組成を有することが好ましい。
(M1aM2b)(MncAldCre)Of …(1)
ここで、M1は、3族元素から選ばれる1種以上の元素、M2はMg,Ca,Sr,Baから選ばれる1種以上の元素、a〜fは係数である。
0.600≦a<1.000 …(2a)
0<b≦0.400 …(2b)
0≦c<0.150 …(2c)
0.400≦d<0.950 …(2d)
0.050<e≦0.600 …(2e)
0.50<e/(c+e)≦1.00 …(2f)
2.80≦f≦3.30 …(2g)
0.700≦a<1.000 …(3a)
0<b≦0.300 …(3b)
0≦c<0.140 …(3c)
0.500<d<0.950 …(3d)
0.050<e≦0.500 …(3e)
0.65<e/(c+e)≦1.00 …(3f)
2.80≦f≦3.30 …(3g)
この組成では、更に高い耐熱性を有する導電性酸化物焼結体を提供することができる。この点については実験結果に即して後述する。
B(−40〜900)=ln[Rs(900)/Rs(−40)]/[1/T(900)−1/T(−40)] …(4)
CT(900)=[(B(−40〜900)×T(100))/[ln(Ra(900)/Rs(900))×T(900)+B(−40〜900)]]−T(900) …(5)
以下では、この換算値CT(900)を、「温度変化換算値CT(900)」とも呼ぶ。
なお、この発明は上記の実施例や実施形態に限られるものではなく、その要旨を逸脱し
ない範囲において種々の態様において実施することが可能である。
上記実施形態では、サーミスタ素子を利用した装置の例として、内燃機関の排ガス温度測定用の温度センサを説明したが、本発明によるサーミスタ素子は、これ以外の任意の装置に利用可能である。
上記実施形態では、素子電極線204としてPt−Rh合金を用いたが、素子電極線の材質はこれに限定されず、例えば、Pt又はPt−Rh合金にSrを含有させた材質やPt−Ir合金を用いたり、Pt以外の他の貴金属を主にした合金を用いたりしても良い。
サーミスタ素子202を金属チューブ212に収納するにあたり、サーミスタ素子202の周囲をガラス封止した状態で、サーミスタ素子202及びシース部材206を金属チューブ212の内側に収納して温度センサを構成するようにしてもよい。
202…サーミスタ素子
203…サーミスタ部
204…素子電極線
206…シース部材
212…金属チューブ
240…取付部材
250…ナット部材
260…筒状部材
Claims (6)
- 3族元素から選ばれる1種以上の元素をM1とし、
Mg,Ca,Sr,Baから選ばれる1種以上の元素をM2としたとき、
組成式:M1aM2bMncAldCreOfで表されるペロブスカイト型酸化物結晶構造を有する導電性酸化物焼結体であって、
前記元素M1が、Nd,Pr,Smから選ばれる1種以上の元素を主として含み、
前記a,b,c,d,e,fが、
0.600≦a<1.000
0<b≦0.400
0≦c<0.150
0.400≦d<0.950
0.050<e≦0.600
0.50<e/(c+e)≦1.00
2.80≦f≦3.30
を満たすことを特徴とする導電性酸化物焼結体。 - 請求項1に記載の導電性酸化物焼結体であって、
前記c,eが、
0.65≦e/(c+e)≦1.00
を満たすことを特徴とする導電性酸化物焼結体。 - 請求項1又は2に記載の導電性酸化物焼結体であって、
前記a,b,c,d,e,fが、
0.700≦a<1.000
0<b≦0.300
0≦c<0.140
0.500<d<0.950
0.050<e≦0.500
0.65<e/(c+e)≦1.00
2.80≦f≦3.30
を満たすことを特徴とする導電性酸化物焼結体。 - 請求項1〜3のいずれか一項に記載の導電性酸化物焼結体であって、
前記元素M1が、Nd,Pr,Smから選ばれる1種以上の元素であり、
前記元素M2が、Ca,Srから選ばれる1種以上の元素であることを特徴とする導電性酸化物焼結体。 - 請求項1〜4のいずれか一項に記載の導電性酸化物焼結体で形成されたサーミスタ部を備えることを特徴とするサーミスタ素子。
- 請求項5に記載のサーミスタ素子を備えることを特徴とする温度センサ。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020160040202A KR101908775B1 (ko) | 2015-04-06 | 2016-04-01 | 도전성 산화물 소결체, 그것을 사용한 서미스터 소자 및 온도 센서 |
US15/090,783 US9790098B2 (en) | 2015-04-06 | 2016-04-05 | Sintered electrically conductive oxide, thermistor element employing the oxide, and temperature sensor employing the thermistor |
EP16164075.0A EP3079032B1 (en) | 2015-04-06 | 2016-04-06 | Sintered electrically conductive oxide, thermistor element employing the oxide, and temperature sensor employing the thermistor |
CN201610210150.4A CN106045514B (zh) | 2015-04-06 | 2016-04-06 | 导电性氧化物烧结体、用其的热敏电阻元件及温度传感器 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015077398 | 2015-04-06 | ||
JP2015077398 | 2015-04-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016196392A JP2016196392A (ja) | 2016-11-24 |
JP6491074B2 true JP6491074B2 (ja) | 2019-03-27 |
Family
ID=57357442
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015204134A Active JP6491074B2 (ja) | 2015-04-06 | 2015-10-15 | 導電性酸化物焼結体、それを用いたサーミスタ素子及び温度センサ |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP6491074B2 (ja) |
CN (1) | CN106045514B (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018131347A (ja) * | 2017-02-14 | 2018-08-23 | 日本特殊陶業株式会社 | 導電性酸化物焼結体、それを用いたサーミスタ素子及び温度センサ |
CN108917972A (zh) * | 2018-08-06 | 2018-11-30 | 深圳市晟达机械设计有限公司 | 一种超薄型温度传感器 |
WO2020090309A1 (ja) * | 2018-10-30 | 2020-05-07 | 株式会社芝浦電子 | サーミスタ焼結体および温度センサ素子 |
CN112811905A (zh) * | 2020-05-07 | 2021-05-18 | 深圳市特普生科技有限公司 | 一种高温用负温度系数热敏电阻材料及其制造方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3254594B2 (ja) * | 1993-05-24 | 2002-02-12 | 日本特殊陶業株式会社 | サーミスタ用磁器組成物およびサーミスタ素子 |
JP3776691B2 (ja) * | 1999-08-30 | 2006-05-17 | 株式会社デンソー | サーミスタ素子 |
JP4527347B2 (ja) * | 2001-10-11 | 2010-08-18 | 日本特殊陶業株式会社 | サーミスタ用焼結体 |
JP4307152B2 (ja) * | 2002-11-18 | 2009-08-05 | 日本特殊陶業株式会社 | サーミスタ素子用焼結体及びその製造方法、並びにサーミスタ素子、温度センサ |
JP5053564B2 (ja) * | 2005-04-11 | 2012-10-17 | 日本特殊陶業株式会社 | 導電性酸化物焼結体、これを用いたサーミスタ素子、及びこれを用いた温度センサ |
JP5053563B2 (ja) * | 2005-04-11 | 2012-10-17 | 日本特殊陶業株式会社 | 導電性酸化物焼結体、これを用いたサーミスタ素子、及びこれを用いた温度センサ |
JP5526552B2 (ja) * | 2009-01-30 | 2014-06-18 | 三菱マテリアル株式会社 | サーミスタ用金属酸化物焼結体、サーミスタ素子及びサーミスタ温度センサ並びにサーミスタ用金属酸化物焼結体の製造方法 |
JP5421267B2 (ja) * | 2009-02-20 | 2014-02-19 | 日本特殊陶業株式会社 | 導電性酸化物焼結体、これを用いたサーミスタ素子、及びこれを用いた温度センサ |
JP5546995B2 (ja) * | 2010-08-17 | 2014-07-09 | 日本特殊陶業株式会社 | 導電性酸化物焼結体、これを用いたサーミスタ素子、及びこれを用いた温度センサ |
JP5546996B2 (ja) * | 2010-08-17 | 2014-07-09 | 日本特殊陶業株式会社 | 導電性酸化物焼結体、これを用いたサーミスタ素子、及びこれを用いた温度センサ |
JP5678520B2 (ja) * | 2010-08-26 | 2015-03-04 | Tdk株式会社 | サーミスタ素子 |
JP6046902B2 (ja) * | 2012-03-23 | 2016-12-21 | 日本特殊陶業株式会社 | サーミスタ素子及び温度センサ |
JP6010473B2 (ja) * | 2012-04-10 | 2016-10-19 | 日本特殊陶業株式会社 | 導電性酸化物焼結体、サーミスタ素子及び温度センサ |
-
2015
- 2015-10-15 JP JP2015204134A patent/JP6491074B2/ja active Active
-
2016
- 2016-04-06 CN CN201610210150.4A patent/CN106045514B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN106045514A (zh) | 2016-10-26 |
CN106045514B (zh) | 2019-06-18 |
JP2016196392A (ja) | 2016-11-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7656269B2 (en) | Sintered electroconductive oxide, thermister element using sintered electroconductive oxide, and temperature sensor using thermister element | |
JP6491074B2 (ja) | 導電性酸化物焼結体、それを用いたサーミスタ素子及び温度センサ | |
JP5053563B2 (ja) | 導電性酸化物焼結体、これを用いたサーミスタ素子、及びこれを用いた温度センサ | |
US7633371B2 (en) | Thermistor element, thermistor element production method and thermistor temperature sensor | |
JP2007246381A (ja) | 導電性酸化物焼結体、これを用いたサーミスタ素子、及びこれを用いた温度センサ | |
US8771559B2 (en) | Conductive sintered oxide, thermistor element including the same, and temperature sensor including the same | |
KR101908775B1 (ko) | 도전성 산화물 소결체, 그것을 사용한 서미스터 소자 및 온도 센서 | |
JP6010473B2 (ja) | 導電性酸化物焼結体、サーミスタ素子及び温度センサ | |
JP5546996B2 (ja) | 導電性酸化物焼結体、これを用いたサーミスタ素子、及びこれを用いた温度センサ | |
JP6046902B2 (ja) | サーミスタ素子及び温度センサ | |
JP5421267B2 (ja) | 導電性酸化物焼結体、これを用いたサーミスタ素子、及びこれを用いた温度センサ | |
JP4996196B2 (ja) | サーミスタ素子、これを用いた温度センサ、及びサーミスタ素子の製造方法 | |
JP7281301B2 (ja) | 温度センサ | |
JP6440641B2 (ja) | 導電性酸化物焼結体、これを用いたサーミスタ素子、および、これを用いた温度センサ | |
CN107731339A (zh) | 气体传感器用导电性氧化物烧结体、导电性氧化物烧结体、布线基板以及气体传感器 | |
JP4302487B2 (ja) | サーミスタ用焼結体およびサーミスタ素子、並びに温度センサ | |
JP6154283B2 (ja) | サーミスタ素子および温度センサ | |
US20040159825A1 (en) | Sintered body for theremistor devices, thermistor device and temperature sensor | |
JP2018131347A (ja) | 導電性酸化物焼結体、それを用いたサーミスタ素子及び温度センサ | |
JP5309586B2 (ja) | サーミスタ用組成物 | |
JP6703404B2 (ja) | ガスセンサ素子、および、ガスセンサ | |
JP2016039276A (ja) | サーミスタ素子、その製造方法、及び、それを用いた温度センサ |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RD03 | Notification of appointment of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7423 Effective date: 20171130 |
|
RD04 | Notification of resignation of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7424 Effective date: 20171204 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20180313 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20181025 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20181205 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20190206 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20190228 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6491074 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
S531 | Written request for registration of change of domicile |
Free format text: JAPANESE INTERMEDIATE CODE: R313531 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |