FI59675C - Hygrometer med monomolekylaera skikt - Google Patents
Hygrometer med monomolekylaera skikt Download PDFInfo
- Publication number
- FI59675C FI59675C FI770179A FI770179A FI59675C FI 59675 C FI59675 C FI 59675C FI 770179 A FI770179 A FI 770179A FI 770179 A FI770179 A FI 770179A FI 59675 C FI59675 C FI 59675C
- Authority
- FI
- Finland
- Prior art keywords
- hygrometer
- monomolecular
- skikt
- monomolekylaera
- med
- Prior art date
Links
- 229910052751 metal Inorganic materials 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 12
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 8
- 239000000758 substrate Substances 0.000 claims description 6
- 229940061587 calcium behenate Drugs 0.000 claims description 4
- SMBKCSPGKDEPFO-UHFFFAOYSA-L calcium;docosanoate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCCCCCC([O-])=O SMBKCSPGKDEPFO-UHFFFAOYSA-L 0.000 claims description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- 150000002894 organic compounds Chemical class 0.000 claims description 2
- PNPWTPYWWUOMDS-UHFFFAOYSA-N 3-hydroxydocosanoic acid Chemical compound CCCCCCCCCCCCCCCCCCCC(O)CC(O)=O PNPWTPYWWUOMDS-UHFFFAOYSA-N 0.000 claims 1
- 238000005259 measurement Methods 0.000 description 4
- 239000002253 acid Substances 0.000 description 2
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 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
- 239000003990 capacitor Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000007738 vacuum evaporation Methods 0.000 description 1
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
- G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
- G01N27/223—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity
- G01N27/225—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity by using hygroscopic materials
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 Electric Means (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7601904A FR2339169A1 (fr) | 1976-01-23 | 1976-01-23 | Hygrometre a couches monomoleculaires |
| FR7601904 | 1976-01-23 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI770179A7 FI770179A7 (OSRAM) | 1977-07-24 |
| FI59675B FI59675B (fi) | 1981-05-29 |
| FI59675C true FI59675C (fi) | 1984-02-21 |
Family
ID=9168316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI770179A FI59675C (fi) | 1976-01-23 | 1977-01-20 | Hygrometer med monomolekylaera skikt |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE2702487A1 (OSRAM) |
| FI (1) | FI59675C (OSRAM) |
| FR (1) | FR2339169A1 (OSRAM) |
| NL (1) | NL7700316A (OSRAM) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2848034A1 (de) | 1978-11-06 | 1980-05-14 | Siemens Ag | Kapazitiver feuchtefuehler |
| US4272986A (en) * | 1979-04-16 | 1981-06-16 | Harris Corporation | Method and means for measuring moisture content of hermetic semiconductor devices |
| FR2498329A1 (fr) * | 1981-01-19 | 1982-07-23 | Commissariat Energie Atomique | Hygrometre capacitif a dielectrique mince et son procede de fabrication |
| FR2526949B1 (fr) * | 1982-05-11 | 1989-05-12 | Ministere Transports Direct Me | Procede de fabrication d'un capteur de temperature ou d'humidite du type a couches minces et capteurs obtenus |
-
1976
- 1976-01-23 FR FR7601904A patent/FR2339169A1/fr active Granted
-
1977
- 1977-01-13 NL NL7700316A patent/NL7700316A/xx not_active Application Discontinuation
- 1977-01-20 FI FI770179A patent/FI59675C/fi not_active IP Right Cessation
- 1977-01-21 DE DE19772702487 patent/DE2702487A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| FR2339169A1 (fr) | 1977-08-19 |
| FI770179A7 (OSRAM) | 1977-07-24 |
| FR2339169B1 (OSRAM) | 1978-10-06 |
| FI59675B (fi) | 1981-05-29 |
| NL7700316A (nl) | 1977-07-26 |
| DE2702487A1 (de) | 1977-07-28 |
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| RU2485464C1 (ru) | Емкостный датчик давления |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MA | Patent expired | ||
| MA | Patent expired |
Owner name: COMMISSARIAT A L ENERGIE ATOMIQUE |