JPS6127175B2 - - Google Patents
Info
- Publication number
- JPS6127175B2 JPS6127175B2 JP55076956A JP7695680A JPS6127175B2 JP S6127175 B2 JPS6127175 B2 JP S6127175B2 JP 55076956 A JP55076956 A JP 55076956A JP 7695680 A JP7695680 A JP 7695680A JP S6127175 B2 JPS6127175 B2 JP S6127175B2
- Authority
- JP
- Japan
- Prior art keywords
- mold
- foam
- cavity
- wall
- molded product
- 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
- 239000006260 foam Substances 0.000 claims description 52
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- 239000002245 particle Substances 0.000 claims description 30
- 229920005992 thermoplastic resin Polymers 0.000 claims description 21
- 238000010097 foam moulding Methods 0.000 claims description 7
- 229920005989 resin Polymers 0.000 claims description 7
- 239000011347 resin Substances 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000000498 cooling water Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 9
- 238000005187 foaming Methods 0.000 description 7
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 239000004604 Blowing Agent Substances 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920005990 polystyrene resin Polymers 0.000 description 2
- 239000001294 propane Substances 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
- 239000001273 butane Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007796 conventional method 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
- 238000001035 drying Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- 230000000149 penetrating effect Effects 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
- 238000004080 punching Methods 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 |
|---|---|---|---|
| JP7695680A JPS572735A (en) | 1980-06-06 | 1980-06-06 | Manufacture of foamed thermoplastic resin molded body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7695680A JPS572735A (en) | 1980-06-06 | 1980-06-06 | Manufacture of foamed thermoplastic resin molded body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS572735A JPS572735A (en) | 1982-01-08 |
| JPS6127175B2 true JPS6127175B2 (zh) | 1986-06-24 |
Family
ID=13620226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7695680A Granted JPS572735A (en) | 1980-06-06 | 1980-06-06 | Manufacture of foamed thermoplastic resin molded body |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS572735A (zh) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6035382B2 (ja) * | 1982-12-27 | 1985-08-14 | ホ−ヤ株式会社 | 樹脂コ−テイング組成物 |
| GB2140581B (en) * | 1983-05-23 | 1987-03-18 | American Optical Corp | Anti-static and/or anti-reflective abrasion-resistant ophthalmic lenses |
| JPH0642002B2 (ja) * | 1983-07-29 | 1994-06-01 | セイコーエプソン株式会社 | プラスチックレンズ |
| JPS62191802A (ja) * | 1986-02-19 | 1987-08-22 | Toray Ind Inc | 透明成形体およびその製造方法 |
| JPS6341130A (ja) * | 1986-08-07 | 1988-02-22 | Toray Ind Inc | 印点付与レンズ |
| JP2698868B2 (ja) * | 1987-09-11 | 1998-01-19 | タキロン株式会社 | 耐熱性フィルムの製造方法 |
| IT1240949B (it) * | 1990-06-12 | 1993-12-27 | Bazzica Engineering Di Carlo Bazzica & C. S.A.S. | Metodo e macchina per la produzione di pezzi di polistirolo espanso. |
| JP3119846B2 (ja) | 1998-09-17 | 2000-12-25 | 恵和株式会社 | 光拡散シート及びこれを用いたバックライトユニット |
| EP2377902A4 (en) | 2009-01-13 | 2013-12-18 | Tokuyama Corp | COATING COMPOSITION, PROCESS FOR PRODUCING THE COMPOSITION, AND LAMINATE COMPRISING A HARD COATING LAYER |
-
1980
- 1980-06-06 JP JP7695680A patent/JPS572735A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS572735A (en) | 1982-01-08 |
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