JPH02123507U - - Google Patents
Info
- Publication number
- JPH02123507U JPH02123507U JP3309789U JP3309789U JPH02123507U JP H02123507 U JPH02123507 U JP H02123507U JP 3309789 U JP3309789 U JP 3309789U JP 3309789 U JP3309789 U JP 3309789U JP H02123507 U JPH02123507 U JP H02123507U
- Authority
- JP
- Japan
- Prior art keywords
- hygroscopic
- polyurethane foam
- hygroscopic material
- soundproofing
- mixture
- 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.)
- Pending
Links
- 239000000463 material Substances 0.000 claims description 10
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 2
- 239000011496 polyurethane foam Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
Landscapes
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Building Environments (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3309789U JPH02123507U (zh) | 1989-03-22 | 1989-03-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3309789U JPH02123507U (zh) | 1989-03-22 | 1989-03-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02123507U true JPH02123507U (zh) | 1990-10-11 |
Family
ID=31259749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3309789U Pending JPH02123507U (zh) | 1989-03-22 | 1989-03-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02123507U (zh) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5022913B1 (zh) * | 1969-08-25 | 1975-08-04 | ||
| JPS5647105B2 (zh) * | 1979-09-28 | 1981-11-07 |
-
1989
- 1989-03-22 JP JP3309789U patent/JPH02123507U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5022913B1 (zh) * | 1969-08-25 | 1975-08-04 | ||
| JPS5647105B2 (zh) * | 1979-09-28 | 1981-11-07 |