JPH0129684B2 - - Google Patents
Info
- Publication number
- JPH0129684B2 JPH0129684B2 JP59075651A JP7565184A JPH0129684B2 JP H0129684 B2 JPH0129684 B2 JP H0129684B2 JP 59075651 A JP59075651 A JP 59075651A JP 7565184 A JP7565184 A JP 7565184A JP H0129684 B2 JPH0129684 B2 JP H0129684B2
- Authority
- JP
- Japan
- Prior art keywords
- resin particles
- foaming
- compressed air
- heating
- steam
- 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
- 238000010438 heat treatment Methods 0.000 claims description 62
- 239000002245 particle Substances 0.000 claims description 46
- 238000000034 method Methods 0.000 claims description 42
- 238000005187 foaming Methods 0.000 claims description 36
- 229920005992 thermoplastic resin Polymers 0.000 claims description 15
- 229920005989 resin Polymers 0.000 description 28
- 239000011347 resin Substances 0.000 description 28
- 230000008569 process Effects 0.000 description 13
- 238000003756 stirring Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 8
- 239000011324 bead Substances 0.000 description 7
- 230000000903 blocking effect Effects 0.000 description 7
- 238000007796 conventional method Methods 0.000 description 7
- 239000002994 raw material Substances 0.000 description 7
- 238000007664 blowing Methods 0.000 description 6
- 238000009826 distribution Methods 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000013019 agitation Methods 0.000 description 4
- 208000028659 discharge Diseases 0.000 description 4
- 229920006248 expandable polystyrene Polymers 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000004793 Polystyrene Substances 0.000 description 2
- 238000010923 batch production Methods 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 238000010097 foam moulding Methods 0.000 description 2
- 229920002223 polystyrene Polymers 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000013012 foaming technology Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/3461—Making or treating expandable particles
Landscapes
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7565184A JPS60219015A (ja) | 1984-04-14 | 1984-04-14 | 発泡性熱可塑性樹脂粒子の予備発泡方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7565184A JPS60219015A (ja) | 1984-04-14 | 1984-04-14 | 発泡性熱可塑性樹脂粒子の予備発泡方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60219015A JPS60219015A (ja) | 1985-11-01 |
| JPH0129684B2 true JPH0129684B2 (zh) | 1989-06-13 |
Family
ID=13582360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7565184A Granted JPS60219015A (ja) | 1984-04-14 | 1984-04-14 | 発泡性熱可塑性樹脂粒子の予備発泡方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60219015A (zh) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4211972A1 (de) * | 1992-04-09 | 1993-10-14 | Huels Chemische Werke Ag | Verfahren zur Herstellung von Schaumperlen |
| CN102107485A (zh) * | 2010-12-03 | 2011-06-29 | 青阳县新徽复合面料有限公司 | 一种海绵垂直发泡机 |
| CN109702949A (zh) * | 2019-01-24 | 2019-05-03 | 安徽汉新环保科技有限公司 | 一种eps泡沫包装箱的制备方法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5274669A (en) * | 1976-12-28 | 1977-06-22 | Sekisui Plastics | Device for preliminary foaming of expandable thermoplastic resin particle |
| JPS5625424A (en) * | 1979-08-08 | 1981-03-11 | Hitachi Chem Co Ltd | Method and device for preliminary foaming |
-
1984
- 1984-04-14 JP JP7565184A patent/JPS60219015A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5274669A (en) * | 1976-12-28 | 1977-06-22 | Sekisui Plastics | Device for preliminary foaming of expandable thermoplastic resin particle |
| JPS5625424A (en) * | 1979-08-08 | 1981-03-11 | Hitachi Chem Co Ltd | Method and device for preliminary foaming |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60219015A (ja) | 1985-11-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |