JPH0568334B2 - - Google Patents
Info
- Publication number
- JPH0568334B2 JPH0568334B2 JP8869586A JP8869586A JPH0568334B2 JP H0568334 B2 JPH0568334 B2 JP H0568334B2 JP 8869586 A JP8869586 A JP 8869586A JP 8869586 A JP8869586 A JP 8869586A JP H0568334 B2 JPH0568334 B2 JP H0568334B2
- Authority
- JP
- Japan
- Prior art keywords
- mold
- resin
- core layer
- skin layer
- injection
- 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 - Fee Related
Links
- 229920005989 resin Polymers 0.000 claims description 26
- 239000011347 resin Substances 0.000 claims description 26
- 239000012792 core layer Substances 0.000 claims description 18
- 239000010410 layer Substances 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 15
- 238000002347 injection Methods 0.000 claims description 12
- 239000007924 injection Substances 0.000 claims description 12
- 238000000465 moulding Methods 0.000 claims description 11
- 230000013011 mating Effects 0.000 claims description 4
- 238000001746 injection moulding Methods 0.000 claims 1
- 239000011162 core material Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000748 compression moulding Methods 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 229920005992 thermoplastic resin Polymers 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/16—Making multilayered or multicoloured articles
- B29C45/1642—Making multilayered or multicoloured articles having a "sandwich" structure
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8869586A JPS62244610A (ja) | 1986-04-17 | 1986-04-17 | 樹脂の多層成形方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8869586A JPS62244610A (ja) | 1986-04-17 | 1986-04-17 | 樹脂の多層成形方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62244610A JPS62244610A (ja) | 1987-10-26 |
| JPH0568334B2 true JPH0568334B2 (enrdf_load_stackoverflow) | 1993-09-28 |
Family
ID=13949988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8869586A Granted JPS62244610A (ja) | 1986-04-17 | 1986-04-17 | 樹脂の多層成形方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62244610A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3358277B2 (ja) | 1994-03-28 | 2002-12-16 | 住友化学工業株式会社 | 多層成形体の製造方法 |
-
1986
- 1986-04-17 JP JP8869586A patent/JPS62244610A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62244610A (ja) | 1987-10-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |