JPS6215735B2 - - Google Patents
Info
- Publication number
- JPS6215735B2 JPS6215735B2 JP56163670A JP16367081A JPS6215735B2 JP S6215735 B2 JPS6215735 B2 JP S6215735B2 JP 56163670 A JP56163670 A JP 56163670A JP 16367081 A JP16367081 A JP 16367081A JP S6215735 B2 JPS6215735 B2 JP S6215735B2
- Authority
- JP
- Japan
- Prior art keywords
- absorbing material
- sound absorbing
- sound
- present
- soot
- 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
Links
- 239000011358 absorbing material Substances 0.000 claims description 44
- 238000002485 combustion reaction Methods 0.000 claims description 16
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 13
- 239000004917 carbon fiber Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 11
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 10
- 230000003584 silencer Effects 0.000 claims description 4
- 239000004071 soot Substances 0.000 description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 7
- 229910052731 fluorine Inorganic materials 0.000 description 7
- 239000011737 fluorine Substances 0.000 description 7
- 230000030279 gene silencing Effects 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 4
- 229910010293 ceramic material Inorganic materials 0.000 description 4
- 238000013016 damping Methods 0.000 description 4
- 229910002804 graphite Inorganic materials 0.000 description 4
- 239000010439 graphite Substances 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000010408 film Substances 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- QLOAVXSYZAJECW-UHFFFAOYSA-N methane;molecular fluorine Chemical compound C.FF QLOAVXSYZAJECW-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000003682 fluorination reaction Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000011491 glass wool Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 229910003480 inorganic solid Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 description 1
- 229910052982 molybdenum disulfide Inorganic materials 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- TXEYQDLBPFQVAA-UHFFFAOYSA-N tetrafluoromethane Chemical compound FC(F)(F)F TXEYQDLBPFQVAA-UHFFFAOYSA-N 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Landscapes
- Exhaust Silencers (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Nonwoven Fabrics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56163670A JPS5865066A (ja) | 1981-10-13 | 1981-10-13 | 吸音材 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56163670A JPS5865066A (ja) | 1981-10-13 | 1981-10-13 | 吸音材 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5865066A JPS5865066A (ja) | 1983-04-18 |
| JPS6215735B2 true JPS6215735B2 (enrdf_load_stackoverflow) | 1987-04-09 |
Family
ID=15778355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56163670A Granted JPS5865066A (ja) | 1981-10-13 | 1981-10-13 | 吸音材 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5865066A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62104965A (ja) * | 1985-10-25 | 1987-05-15 | 株式会社クラレ | フッ素化繊維構造物の製造方法 |
| JPS63159633U (enrdf_load_stackoverflow) * | 1987-04-09 | 1988-10-19 |
-
1981
- 1981-10-13 JP JP56163670A patent/JPS5865066A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5865066A (ja) | 1983-04-18 |
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