JPH059758Y2 - - Google Patents
Info
- Publication number
- JPH059758Y2 JPH059758Y2 JP840886U JP840886U JPH059758Y2 JP H059758 Y2 JPH059758 Y2 JP H059758Y2 JP 840886 U JP840886 U JP 840886U JP 840886 U JP840886 U JP 840886U JP H059758 Y2 JPH059758 Y2 JP H059758Y2
- Authority
- JP
- Japan
- Prior art keywords
- absorbing material
- sound
- layer
- prevention layer
- sound absorbing
- 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 - Lifetime
Links
- 230000002265 prevention Effects 0.000 claims description 37
- 239000011358 absorbing material Substances 0.000 claims description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 31
- 230000010071 organism adhesion Effects 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 11
- 230000035699 permeability Effects 0.000 claims description 5
- 229920001971 elastomer Polymers 0.000 description 9
- 229920001084 poly(chloroprene) Polymers 0.000 description 7
- 239000000853 adhesive Substances 0.000 description 6
- 230000001070 adhesive effect Effects 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 6
- 230000005012 migration Effects 0.000 description 4
- 238000013508 migration Methods 0.000 description 4
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 3
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 3
- 229920005556 chlorobutyl Polymers 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000011151 fibre-reinforced plastic Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 239000013535 sea water Substances 0.000 description 3
- 229920001875 Ebonite Polymers 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000007227 biological adhesion Effects 0.000 description 1
- YACLQRRMGMJLJV-UHFFFAOYSA-N chloroprene Chemical compound ClC(=C)C=C YACLQRRMGMJLJV-UHFFFAOYSA-N 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001021 polysulfide Polymers 0.000 description 1
- 239000005077 polysulfide Substances 0.000 description 1
- 150000008117 polysulfides Polymers 0.000 description 1
- 230000009291 secondary effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
Landscapes
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP840886U JPH059758Y2 (enrdf_load_stackoverflow) | 1986-01-25 | 1986-01-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP840886U JPH059758Y2 (enrdf_load_stackoverflow) | 1986-01-25 | 1986-01-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62120800U JPS62120800U (enrdf_load_stackoverflow) | 1987-07-31 |
| JPH059758Y2 true JPH059758Y2 (enrdf_load_stackoverflow) | 1993-03-10 |
Family
ID=30792754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP840886U Expired - Lifetime JPH059758Y2 (enrdf_load_stackoverflow) | 1986-01-25 | 1986-01-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH059758Y2 (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2660257B2 (ja) * | 1994-12-08 | 1997-10-08 | 防衛庁技術研究本部長 | 吸遮音材 |
-
1986
- 1986-01-25 JP JP840886U patent/JPH059758Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62120800U (enrdf_load_stackoverflow) | 1987-07-31 |
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