JPS62263012A - 発泡成形法 - Google Patents
発泡成形法Info
- Publication number
- JPS62263012A JPS62263012A JP61109140A JP10914086A JPS62263012A JP S62263012 A JPS62263012 A JP S62263012A JP 61109140 A JP61109140 A JP 61109140A JP 10914086 A JP10914086 A JP 10914086A JP S62263012 A JPS62263012 A JP S62263012A
- Authority
- JP
- Japan
- Prior art keywords
- cavity
- foam
- gate part
- molding
- molding tool
- 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
- 238000010097 foam moulding Methods 0.000 title claims description 16
- 238000000034 method Methods 0.000 title abstract description 8
- 239000006260 foam Substances 0.000 claims abstract description 34
- 238000000465 moulding Methods 0.000 claims abstract description 25
- 239000002994 raw material Substances 0.000 claims abstract description 19
- 238000005266 casting Methods 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 3
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 239000002184 metal Substances 0.000 abstract description 2
- 238000010107 reaction injection moulding Methods 0.000 abstract description 2
- 229920003002 synthetic resin Polymers 0.000 abstract description 2
- 239000000057 synthetic resin Substances 0.000 abstract description 2
- 230000007547 defect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920001228 polyisocyanate Polymers 0.000 description 1
- 239000005056 polyisocyanate Substances 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring 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
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
- B29C44/1266—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements the preformed part being completely encapsulated, e.g. for packaging purposes or as reinforcement
Landscapes
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61109140A JPS62263012A (ja) | 1986-05-12 | 1986-05-12 | 発泡成形法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61109140A JPS62263012A (ja) | 1986-05-12 | 1986-05-12 | 発泡成形法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62263012A true JPS62263012A (ja) | 1987-11-16 |
| JPH0375014B2 JPH0375014B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-11-28 |
Family
ID=14502612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61109140A Granted JPS62263012A (ja) | 1986-05-12 | 1986-05-12 | 発泡成形法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62263012A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5018958A (en) * | 1987-09-30 | 1991-05-28 | Ikeda Bussan Co., Ltd. | Mold for skin covered foamed plastic molding |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5541294A (en) * | 1978-09-13 | 1980-03-24 | Bakelittfab As | Preparation of moldings of expansion plastic |
-
1986
- 1986-05-12 JP JP61109140A patent/JPS62263012A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5541294A (en) * | 1978-09-13 | 1980-03-24 | Bakelittfab As | Preparation of moldings of expansion plastic |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5018958A (en) * | 1987-09-30 | 1991-05-28 | Ikeda Bussan Co., Ltd. | Mold for skin covered foamed plastic molding |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0375014B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-11-28 |
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