JPS6143174B2 - - Google Patents
Info
- Publication number
- JPS6143174B2 JPS6143174B2 JP57118617A JP11861782A JPS6143174B2 JP S6143174 B2 JPS6143174 B2 JP S6143174B2 JP 57118617 A JP57118617 A JP 57118617A JP 11861782 A JP11861782 A JP 11861782A JP S6143174 B2 JPS6143174 B2 JP S6143174B2
- Authority
- JP
- Japan
- Prior art keywords
- foaming
- foam
- molded body
- molded product
- high frequency
- 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
- 238000005187 foaming Methods 0.000 claims description 52
- 239000006260 foam Substances 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 26
- 238000010438 heat treatment Methods 0.000 claims description 16
- 229920005992 thermoplastic resin Polymers 0.000 claims description 10
- 238000001125 extrusion Methods 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 claims 1
- 239000011342 resin composition Substances 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
- 239000004088 foaming agent Substances 0.000 description 6
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000037303 wrinkles Effects 0.000 description 2
- 239000004604 Blowing Agent Substances 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000003381 stabilizer 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
- 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
- B29C44/36—Feeding the material to be shaped
- B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
- B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
Landscapes
- Molding Of Porous Articles (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57118617A JPS599028A (ja) | 1982-07-09 | 1982-07-09 | 発泡体の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57118617A JPS599028A (ja) | 1982-07-09 | 1982-07-09 | 発泡体の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS599028A JPS599028A (ja) | 1984-01-18 |
| JPS6143174B2 true JPS6143174B2 (de) | 1986-09-26 |
Family
ID=14740972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57118617A Granted JPS599028A (ja) | 1982-07-09 | 1982-07-09 | 発泡体の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS599028A (de) |
-
1982
- 1982-07-09 JP JP57118617A patent/JPS599028A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS599028A (ja) | 1984-01-18 |
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