JPS6215335B2 - - Google Patents
Info
- Publication number
- JPS6215335B2 JPS6215335B2 JP56052648A JP5264881A JPS6215335B2 JP S6215335 B2 JPS6215335 B2 JP S6215335B2 JP 56052648 A JP56052648 A JP 56052648A JP 5264881 A JP5264881 A JP 5264881A JP S6215335 B2 JPS6215335 B2 JP S6215335B2
- Authority
- JP
- Japan
- Prior art keywords
- filling
- raw material
- mold
- cavity
- material particles
- 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
- 239000002994 raw material Substances 0.000 claims description 33
- 239000002245 particle Substances 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 10
- 238000010097 foam moulding Methods 0.000 claims description 8
- 229920005992 thermoplastic resin Polymers 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 2
- 239000006260 foam Substances 0.000 description 6
- 230000000630 rising effect Effects 0.000 description 5
- 238000005336 cracking Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000004794 expanded polystyrene Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000000088 plastic resin Substances 0.000 description 1
- -1 steam used Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
- B29C44/44—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form
- B29C44/445—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form in the form of expandable granules, particles or beads
-
- 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
- B29C44/3415—Heating or cooling
- B29C44/3426—Heating by introducing steam in the mould
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56052648A JPS57167222A (en) | 1981-04-07 | 1981-04-07 | Filling method for raw material particle in expansion molding |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56052648A JPS57167222A (en) | 1981-04-07 | 1981-04-07 | Filling method for raw material particle in expansion molding |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57167222A JPS57167222A (en) | 1982-10-15 |
JPS6215335B2 true JPS6215335B2 (zh) | 1987-04-07 |
Family
ID=12920659
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56052648A Granted JPS57167222A (en) | 1981-04-07 | 1981-04-07 | Filling method for raw material particle in expansion molding |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57167222A (zh) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS562140A (en) * | 1979-06-21 | 1981-01-10 | Sekisui Plastics Co Ltd | Foaming molding method |
JPS5628835A (en) * | 1979-05-31 | 1981-03-23 | Civag Ag | Method of molding foaming thermoplastic resin and device using said method |
-
1981
- 1981-04-07 JP JP56052648A patent/JPS57167222A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5628835A (en) * | 1979-05-31 | 1981-03-23 | Civag Ag | Method of molding foaming thermoplastic resin and device using said method |
JPS562140A (en) * | 1979-06-21 | 1981-01-10 | Sekisui Plastics Co Ltd | Foaming molding method |
Also Published As
Publication number | Publication date |
---|---|
JPS57167222A (en) | 1982-10-15 |
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