DE3245117C2 - - Google Patents
Info
- Publication number
- DE3245117C2 DE3245117C2 DE3245117A DE3245117A DE3245117C2 DE 3245117 C2 DE3245117 C2 DE 3245117C2 DE 3245117 A DE3245117 A DE 3245117A DE 3245117 A DE3245117 A DE 3245117A DE 3245117 C2 DE3245117 C2 DE 3245117C2
- Authority
- DE
- Germany
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
- G01N27/121—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid for determining moisture content, e.g. humidity, of the fluid
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19802781A JPS5899743A (ja) | 1981-12-08 | 1981-12-08 | 感湿素子及びその製造方法 |
JP57062791A JPS58179345A (ja) | 1982-04-14 | 1982-04-14 | 感湿素子 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3245117A1 DE3245117A1 (de) | 1983-06-16 |
DE3245117C2 true DE3245117C2 (US07534539-20090519-C00439.png) | 1987-03-19 |
Family
ID=26403851
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19823245117 Granted DE3245117A1 (de) | 1981-12-08 | 1982-12-07 | Auf feuchtigkeit reagierendes element |
Country Status (3)
Country | Link |
---|---|
US (1) | US4520341A (US07534539-20090519-C00439.png) |
DE (1) | DE3245117A1 (US07534539-20090519-C00439.png) |
GB (1) | GB2113400B (US07534539-20090519-C00439.png) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10002707A1 (de) * | 2000-01-22 | 2001-08-02 | Bosch Gmbh Robert | Gassensor |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3246412A1 (de) * | 1982-12-15 | 1984-06-20 | Preh, Elektrofeinmechanische Werke Jakob Preh Nachf. Gmbh & Co, 8740 Bad Neustadt | Fluessigkeitsempfindliches element |
CH666965A5 (de) * | 1983-08-30 | 1988-08-31 | Cerberus Ag | Verfahren zur herstellung von materialien fuer gassensoren. |
JPS60168044A (ja) * | 1984-02-10 | 1985-08-31 | Sharp Corp | 感湿素子 |
JPS60188835A (ja) * | 1984-03-08 | 1985-09-26 | Sharp Corp | 感湿素子 |
JPS6166160A (ja) * | 1984-09-08 | 1986-04-04 | Shimadzu Corp | 湿度センサ−及びその製造法 |
CA1256944A (en) * | 1986-04-01 | 1989-07-04 | William D. Stanbro | Capacitive chemical sensor using an ion exchange surface |
US4935207A (en) * | 1986-04-01 | 1990-06-19 | The Johns Hopkins University | Capacitive chemical sensor using an ion exchange surface |
GB2208006A (en) * | 1987-08-11 | 1989-02-15 | Emi Plc Thorn | Gas sensing device |
US4805070A (en) * | 1987-10-22 | 1989-02-14 | Ppg Industries, Inc. | Capacitive coupled moisture sensor |
JPH0263101A (ja) * | 1988-08-29 | 1990-03-02 | Murata Mfg Co Ltd | 可変抵抗器 |
EP0395349B2 (en) * | 1989-04-26 | 1998-06-10 | Yamatake-Honeywell Co. Ltd. | Moisture sensitive element |
FI85101C (fi) * | 1989-10-27 | 1992-03-10 | Instrumentarium Oy Datex | Foer observation av andning laemplig avkaenningsorgan. |
US5040411A (en) * | 1989-12-27 | 1991-08-20 | Ppg Industries, Inc. | Windshield moisture sensor |
JP3625348B2 (ja) * | 1996-12-10 | 2005-03-02 | Tdk株式会社 | 感湿素子 |
US6835920B2 (en) * | 2001-08-07 | 2004-12-28 | Samsung Electronics Co., Ltd | Microwave oven |
US7414416B2 (en) * | 2002-03-06 | 2008-08-19 | Polymer Aging Concepts Inc. | Electrical condition monitoring method for polymers |
JP2003270189A (ja) * | 2002-03-20 | 2003-09-25 | Denso Corp | 容量式湿度センサ |
JP4664609B2 (ja) * | 2003-05-27 | 2011-04-06 | 株式会社荏原製作所 | スルホン酸基を有する有機高分子材料及びその製造方法 |
JP6129304B2 (ja) * | 2012-05-29 | 2017-05-17 | スリーエム イノベイティブ プロパティズ カンパニー | 湿度センサ及びセンサ素子 |
CN106366242B (zh) * | 2016-08-26 | 2018-08-31 | 广州奥松电子有限公司 | 一种电阻型高分子湿敏材料及其制备方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2728831A (en) * | 1951-11-09 | 1955-12-27 | Phys Chemical Res Corp | Electric hygrometer |
DE1598446A1 (de) * | 1966-05-03 | 1969-06-26 | Hoechst Ag | Feuchtigkeitsmessfuehler |
US3671913A (en) * | 1969-03-19 | 1972-06-20 | Saginomiya Seisakusho Inc | Aging-proof humidity sensing element and method for the production thereof |
JPS5431715B2 (US07534539-20090519-C00439.png) * | 1972-09-20 | 1979-10-09 | ||
US3983527A (en) * | 1973-08-14 | 1976-09-28 | Nippon Sheet Glass Co., Ltd. | Humidity-sensitive sensor |
US4040984A (en) * | 1975-05-12 | 1977-08-09 | Calgon Corporation | Electroconductive polysalt complexes |
JPS5412893A (en) * | 1977-06-30 | 1979-01-30 | Sony Corp | Dew-sensitive element material |
US4163384A (en) * | 1978-04-14 | 1979-08-07 | E. I. Du Pont De Nemours And Company | Piezoelectric moisture analyzers |
-
1982
- 1982-12-02 US US06/446,405 patent/US4520341A/en not_active Expired - Lifetime
- 1982-12-07 DE DE19823245117 patent/DE3245117A1/de active Granted
- 1982-12-07 GB GB08234852A patent/GB2113400B/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10002707A1 (de) * | 2000-01-22 | 2001-08-02 | Bosch Gmbh Robert | Gassensor |
Also Published As
Publication number | Publication date |
---|---|
GB2113400A (en) | 1983-08-03 |
US4520341A (en) | 1985-05-28 |
DE3245117A1 (de) | 1983-06-16 |
GB2113400B (en) | 1985-08-29 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition |