JPH0450064U - - Google Patents
Info
- Publication number
- JPH0450064U JPH0450064U JP9366190U JP9366190U JPH0450064U JP H0450064 U JPH0450064 U JP H0450064U JP 9366190 U JP9366190 U JP 9366190U JP 9366190 U JP9366190 U JP 9366190U JP H0450064 U JPH0450064 U JP H0450064U
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- smoke
- utility
- glass transition
- light transmittance
- 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
- 230000009477 glass transition Effects 0.000 claims 1
- 229920001721 polyimide Polymers 0.000 claims 1
- 238000005979 thermal decomposition reaction Methods 0.000 claims 1
- 238000002834 transmittance Methods 0.000 claims 1
Landscapes
- Emergency Lowering Means (AREA)
Description
第１図は本考案の防煙袋の概略を示す斜視図で
ある。 １……防煙袋。
ある。 １……防煙袋。
Claims (1)
- ガラス転移点が２５０℃以上、熱分解温度が５
００℃以上、全光透過率が８５％以上であるポリ
イミドフイルムを用いてなる防煙袋。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9366190U JPH0450064U (ja) | 1990-09-05 | 1990-09-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9366190U JPH0450064U (ja) | 1990-09-05 | 1990-09-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0450064U true JPH0450064U (ja) | 1992-04-27 |
Family
ID=31831050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9366190U Pending JPH0450064U (ja) | 1990-09-05 | 1990-09-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0450064U (ja) |
-
1990
- 1990-09-05 JP JP9366190U patent/JPH0450064U/ja active Pending