JPS6114934B2 - - Google Patents
Info
- Publication number
- JPS6114934B2 JPS6114934B2 JP54142477A JP14247779A JPS6114934B2 JP S6114934 B2 JPS6114934 B2 JP S6114934B2 JP 54142477 A JP54142477 A JP 54142477A JP 14247779 A JP14247779 A JP 14247779A JP S6114934 B2 JPS6114934 B2 JP S6114934B2
- Authority
- JP
- Japan
- Prior art keywords
- mold
- cooling
- molded product
- cavity
- foam
- 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
- 238000001816 cooling Methods 0.000 claims description 32
- 238000000034 method Methods 0.000 claims description 22
- 239000002245 particle Substances 0.000 claims description 22
- 239000006260 foam Substances 0.000 claims description 18
- 229920005992 thermoplastic resin Polymers 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 229920005989 resin Polymers 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 6
- 238000010097 foam moulding Methods 0.000 claims description 4
- 239000002826 coolant Substances 0.000 claims description 3
- 238000005187 foaming Methods 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 238000000465 moulding Methods 0.000 description 7
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 6
- 238000007796 conventional method Methods 0.000 description 4
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 4
- 239000004604 Blowing Agent Substances 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229920005990 polystyrene resin Polymers 0.000 description 3
- 239000001294 propane Substances 0.000 description 3
- 239000001273 butane Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- UMNKXPULIDJLSU-UHFFFAOYSA-N dichlorofluoromethane Chemical compound FC(Cl)Cl UMNKXPULIDJLSU-UHFFFAOYSA-N 0.000 description 1
- 229940099364 dichlorofluoromethane Drugs 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920013716 polyethylene resin Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 239000012815 thermoplastic material 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
- B29C44/38—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
Landscapes
- Molding Of Porous Articles (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14247779A JPS5664842A (en) | 1979-11-02 | 1979-11-02 | Manufacture of foamed molding by thermoplastic resin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14247779A JPS5664842A (en) | 1979-11-02 | 1979-11-02 | Manufacture of foamed molding by thermoplastic resin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5664842A JPS5664842A (en) | 1981-06-02 |
| JPS6114934B2 true JPS6114934B2 (da) | 1986-04-21 |
Family
ID=15316224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14247779A Granted JPS5664842A (en) | 1979-11-02 | 1979-11-02 | Manufacture of foamed molding by thermoplastic resin |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5664842A (da) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4691939A (en) * | 1984-11-14 | 1987-09-08 | Nissan Motor Company, Limited | Release system for seat occupant in vehicle |
-
1979
- 1979-11-02 JP JP14247779A patent/JPS5664842A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5664842A (en) | 1981-06-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US2954589A (en) | Method of molding expanded resins | |
| US3000058A (en) | Method of fabricating refrigerator doors | |
| US3027040A (en) | Multi-density expanded plastic-body | |
| JPS6114934B2 (da) | ||
| JPS6127175B2 (da) | ||
| JP3189377B2 (ja) | 発泡合成樹脂成形品の成形方法 | |
| DE3467102D1 (en) | Method for the production of lost casting patterns for full mould casting, out of expanded foam beads, preferably for the manufacture of mass-produced parts, and apparatus therefor | |
| JPS6114935B2 (da) | ||
| JPS60190335A (ja) | 発泡樹脂成形体の製造法 | |
| JPS5928169B2 (ja) | 発泡成形方法 | |
| JPS55118837A (en) | Manufacture of polystyrene beed foam molded article having outer layer | |
| JP2652732B2 (ja) | ブロー成型法 | |
| JPS6151535B2 (da) | ||
| JPS5919120A (ja) | ウレタン発泡体の製造方法 | |
| JPS6261415B2 (da) | ||
| JPH01133716A (ja) | 二軸配向されヒートセットされた容器の製造方法 | |
| JPS60137545A (ja) | 鋳造用消失性模型の作製方法 | |
| JPS6315138B2 (da) | ||
| KR100699081B1 (ko) | 발포 스티로폴의 진공 성형 방법 | |
| JPS6045055B2 (ja) | 硬い表皮を有する熱可塑性樹脂発泡体の製造方法 | |
| KR100463566B1 (ko) | 고밀도의 표층을 갖는 발포 성형물의 제조 방법 | |
| JPH1034753A (ja) | 高密度のスキン層を持つ成形体の製造方法 | |
| JPS60137546A (ja) | 鋳造用中空消失性模型の作製方法 | |
| JPH09254179A (ja) | 発泡合成樹脂成形体の成形方法及び該発泡合成樹脂成形体 | |
| JPS62271729A (ja) | 発泡樹脂成形品の製造方法 |