JPS6079928A - プラスチツクスの冷却成型法 - Google Patents
プラスチツクスの冷却成型法Info
- Publication number
- JPS6079928A JPS6079928A JP58186954A JP18695483A JPS6079928A JP S6079928 A JPS6079928 A JP S6079928A JP 58186954 A JP58186954 A JP 58186954A JP 18695483 A JP18695483 A JP 18695483A JP S6079928 A JPS6079928 A JP S6079928A
- Authority
- JP
- Japan
- Prior art keywords
- bubbles
- foam
- large number
- plastic
- narrow diameter
- 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.)
- Granted
Links
- 239000004033 plastic Substances 0.000 title claims description 17
- 229920003023 plastic Polymers 0.000 title claims description 17
- 238000000465 moulding Methods 0.000 title claims description 11
- 239000006260 foam Substances 0.000 claims description 46
- 238000007664 blowing Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 17
- 239000003607 modifier Substances 0.000 claims description 15
- 238000001816 cooling Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 239000007864 aqueous solution Substances 0.000 claims description 4
- 239000006185 dispersion Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims 1
- 239000010408 film Substances 0.000 description 27
- 239000000243 solution Substances 0.000 description 8
- 239000010409 thin film Substances 0.000 description 5
- 230000008016 vaporization Effects 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000009834 vaporization Methods 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 239000002985 plastic film Substances 0.000 description 3
- 230000000087 stabilizing effect Effects 0.000 description 3
- 238000000576 coating method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 229920006255 plastic film Polymers 0.000 description 2
- 241000016649 Copaifera officinalis Species 0.000 description 1
- 239000004859 Copal Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000004094 surface-active agent Substances 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/885—External treatment, e.g. by using air rings for cooling tubular films
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
- B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
- B29C48/9115—Cooling of hollow articles
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
- B29C48/9115—Cooling of hollow articles
- B29C48/912—Cooling of hollow articles of tubular films
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58186954A JPS6079928A (ja) | 1983-10-07 | 1983-10-07 | プラスチツクスの冷却成型法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58186954A JPS6079928A (ja) | 1983-10-07 | 1983-10-07 | プラスチツクスの冷却成型法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6079928A true JPS6079928A (ja) | 1985-05-07 |
| JPS6311970B2 JPS6311970B2 (enrdf_load_html_response) | 1988-03-16 |
Family
ID=16197627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58186954A Granted JPS6079928A (ja) | 1983-10-07 | 1983-10-07 | プラスチツクスの冷却成型法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6079928A (enrdf_load_html_response) |
-
1983
- 1983-10-07 JP JP58186954A patent/JPS6079928A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6311970B2 (enrdf_load_html_response) | 1988-03-16 |
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