DE3327159C2 - - Google Patents
Info
- Publication number
- DE3327159C2 DE3327159C2 DE19833327159 DE3327159A DE3327159C2 DE 3327159 C2 DE3327159 C2 DE 3327159C2 DE 19833327159 DE19833327159 DE 19833327159 DE 3327159 A DE3327159 A DE 3327159A DE 3327159 C2 DE3327159 C2 DE 3327159C2
- Authority
- DE
- Germany
- Prior art keywords
- measuring
- sensor
- vapor
- vapor concentration
- plastic
- 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
- 239000010453 quartz Substances 0.000 claims description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 12
- 239000004033 plastic Substances 0.000 claims description 8
- 239000013078 crystal Substances 0.000 claims description 6
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 claims description 2
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 claims description 2
- 239000004604 Blowing Agent Substances 0.000 claims description 2
- 239000004952 Polyamide Substances 0.000 claims description 2
- 235000012538 ammonium bicarbonate Nutrition 0.000 claims description 2
- 239000001099 ammonium carbonate Substances 0.000 claims description 2
- 229920002678 cellulose Polymers 0.000 claims description 2
- 239000002666 chemical blowing agent Substances 0.000 claims description 2
- 230000001419 dependent effect Effects 0.000 claims description 2
- 238000005187 foaming Methods 0.000 claims description 2
- 229940042795 hydrazides for tuberculosis treatment Drugs 0.000 claims description 2
- 229920000058 polyacrylate Polymers 0.000 claims description 2
- 229920002647 polyamide Polymers 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims 1
- 239000006261 foam material Substances 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 239000003973 paint Substances 0.000 claims 1
- 125000003396 thiol group Chemical group [H]S* 0.000 claims 1
- 238000005259 measurement Methods 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 150000004008 N-nitroso compounds Chemical class 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 125000000751 azo group Chemical group [*]N=N[*] 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000007788 roughening Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000000472 sulfonyl group Chemical group *S(*)(=O)=O 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/02—Analysing fluids
- G01N29/022—Fluid sensors based on microsensors, e.g. quartz crystal-microbalance [QCM], surface acoustic wave [SAW] devices, tuning forks, cantilevers, flexural plate wave [FPW] devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/02—Analysing fluids
- G01N29/036—Analysing fluids by measuring frequency or resonance of acoustic waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/30—Arrangements for calibrating or comparing, e.g. with standard objects
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/025—Change of phase or condition
- G01N2291/0256—Adsorption, desorption, surface mass change, e.g. on biosensors
- G01N2291/0257—Adsorption, desorption, surface mass change, e.g. on biosensors with a layer containing at least one organic compound
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/02845—Humidity, wetness
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Acoustics & Sound (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19833327159 DE3327159A1 (de) | 1983-07-28 | 1983-07-28 | Sensor zur messung einer dampfkonzentration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19833327159 DE3327159A1 (de) | 1983-07-28 | 1983-07-28 | Sensor zur messung einer dampfkonzentration |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3327159A1 DE3327159A1 (de) | 1985-02-07 |
| DE3327159C2 true DE3327159C2 (enrdf_load_stackoverflow) | 1991-06-06 |
Family
ID=6205093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19833327159 Granted DE3327159A1 (de) | 1983-07-28 | 1983-07-28 | Sensor zur messung einer dampfkonzentration |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3327159A1 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19907743A1 (de) * | 1999-02-23 | 2000-08-24 | Volkswagen Ag | Ölqualitätssensor sowie Verfahren zu dessen Herstellung |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4793182A (en) * | 1987-06-02 | 1988-12-27 | Djorup Robert Sonny | Constant temperature hygrometer |
| AT3690U1 (de) * | 1999-06-23 | 2000-06-26 | Avl List Gmbh | Anordnung zur quantitativen und qualitativen analyse von partikeln in gasen |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD36928A (enrdf_load_stackoverflow) * | ||||
| BE631020A (enrdf_load_stackoverflow) * | 1961-05-15 | |||
| US3392583A (en) * | 1967-07-11 | 1968-07-16 | Chace Co W M | Laminated humidity responsive element having improved water vapor absorptive qualitie |
| US3802268A (en) * | 1971-05-06 | 1974-04-09 | Johnson Service Co | Capacitance humidity sensing element |
| US4357859A (en) * | 1981-04-08 | 1982-11-09 | United Technologies Corporation | Pressure sensor |
-
1983
- 1983-07-28 DE DE19833327159 patent/DE3327159A1/de active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19907743A1 (de) * | 1999-02-23 | 2000-08-24 | Volkswagen Ag | Ölqualitätssensor sowie Verfahren zu dessen Herstellung |
| DE19907743B4 (de) * | 1999-02-23 | 2012-01-05 | Volkswagen Ag | Ölqualitätssensor sowie Verfahren zu dessen Herstellung |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3327159A1 (de) | 1985-02-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |