JPS61140818U - - Google Patents
Info
- Publication number
- JPS61140818U JPS61140818U JP2458885U JP2458885U JPS61140818U JP S61140818 U JPS61140818 U JP S61140818U JP 2458885 U JP2458885 U JP 2458885U JP 2458885 U JP2458885 U JP 2458885U JP S61140818 U JPS61140818 U JP S61140818U
- Authority
- JP
- Japan
- Prior art keywords
- cavity
- injection mold
- ultra
- vent hole
- air permeability
- 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
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 239000012982 microporous membrane Substances 0.000 claims description 2
- 230000035699 permeability Effects 0.000 claims description 2
- 239000006260 foam Substances 0.000 claims 1
- 238000005187 foaming Methods 0.000 claims 1
- 238000000465 moulding Methods 0.000 claims 1
- 239000002994 raw material Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920003002 synthetic resin Polymers 0.000 claims 1
- 239000000057 synthetic resin Substances 0.000 claims 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Description
図面は本考案に係る射出成形用金型の一実施例
を示し、第１図は断面図、第２図は主要部分を拡
大した断面図である。 図中１は上型、２は下型、３はキヤビテイ、４
はガス抜き用通孔、５は超微細孔膜、６は通気性
保持材を示す。
を示し、第１図は断面図、第２図は主要部分を拡
大した断面図である。 図中１は上型、２は下型、３はキヤビテイ、４
はガス抜き用通孔、５は超微細孔膜、６は通気性
保持材を示す。
Claims (1)
- キヤビテイ外に通ずるガス抜き用通孔を有し、
密閉した後キヤビテイ内に反応性合成樹脂発泡体
原料を注入して発泡させ所定形状の樹脂成形品を
成形する射出成形用金型であつて、上記ガス抜き
用通孔内のキヤビテイ側に、離型性を有する超微
細孔膜と通気性保持材とを順次填装したことを特
徴とする射出成形用金型。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2458885U JPS61140818U (ja) | 1985-02-22 | 1985-02-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2458885U JPS61140818U (ja) | 1985-02-22 | 1985-02-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61140818U true JPS61140818U (ja) | 1986-09-01 |
Family
ID=30518876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2458885U Pending JPS61140818U (ja) | 1985-02-22 | 1985-02-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61140818U (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010046955A (ja) * | 2008-08-22 | 2010-03-04 | Sekisui Plastics Co Ltd | 成形装置及びこの成形装置を用いた発泡成形品の製造方法 |
-
1985
- 1985-02-22 JP JP2458885U patent/JPS61140818U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010046955A (ja) * | 2008-08-22 | 2010-03-04 | Sekisui Plastics Co Ltd | 成形装置及びこの成形装置を用いた発泡成形品の製造方法 |