JPH0425841B2 - - Google Patents
Info
- Publication number
- JPH0425841B2 JPH0425841B2 JP7272885A JP7272885A JPH0425841B2 JP H0425841 B2 JPH0425841 B2 JP H0425841B2 JP 7272885 A JP7272885 A JP 7272885A JP 7272885 A JP7272885 A JP 7272885A JP H0425841 B2 JPH0425841 B2 JP H0425841B2
- Authority
- JP
- Japan
- Prior art keywords
- injection
- main
- preform
- multilayer
- resin
- 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
- 238000002347 injection Methods 0.000 claims description 88
- 239000007924 injection Substances 0.000 claims description 88
- 229920005989 resin Polymers 0.000 claims description 86
- 239000011347 resin Substances 0.000 claims description 86
- 238000001746 injection moulding Methods 0.000 claims description 19
- 238000000071 blow moulding Methods 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 11
- 238000005520 cutting process Methods 0.000 claims description 4
- 230000003028 elevating effect Effects 0.000 claims 1
- 239000010410 layer Substances 0.000 description 37
- 208000015943 Coeliac disease Diseases 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 9
- 238000000465 moulding Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 239000007789 gas Substances 0.000 description 6
- 238000000605 extraction Methods 0.000 description 5
- 229920000728 polyester Polymers 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- -1 polyethylene Polymers 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 229920000219 Ethylene vinyl alcohol Polymers 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000000805 composite resin Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 229920005992 thermoplastic resin Polymers 0.000 description 2
- 239000004953 Aliphatic polyamide Substances 0.000 description 1
- 235000016795 Cola Nutrition 0.000 description 1
- 235000011824 Cola pachycarpa Nutrition 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 229920003231 aliphatic polyamide Polymers 0.000 description 1
- 150000004982 aromatic amines Chemical class 0.000 description 1
- 235000013405 beer Nutrition 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 235000014171 carbonated beverage Nutrition 0.000 description 1
- 235000019987 cider Nutrition 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000015203 fruit juice Nutrition 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 235000015067 sauces Nutrition 0.000 description 1
- 239000002453 shampoo Substances 0.000 description 1
- 235000014214 soft drink Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 235000013555 soy sauce Nutrition 0.000 description 1
- 238000004781 supercooling Methods 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
- B29C45/1646—Injecting parison-like articles
-
- 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
- B29C45/1603—Multi-way nozzles specially adapted therefor
- B29C45/1607—Multi-way nozzles specially adapted therefor having at least three different ways
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7272885A JPS61230911A (ja) | 1985-04-08 | 1985-04-08 | 延伸ブロ−成形用多層プリフオ−ムの共射出成形装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7272885A JPS61230911A (ja) | 1985-04-08 | 1985-04-08 | 延伸ブロ−成形用多層プリフオ−ムの共射出成形装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61230911A JPS61230911A (ja) | 1986-10-15 |
| JPH0425841B2 true JPH0425841B2 (de) | 1992-05-01 |
Family
ID=13497703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7272885A Granted JPS61230911A (ja) | 1985-04-08 | 1985-04-08 | 延伸ブロ−成形用多層プリフオ−ムの共射出成形装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61230911A (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5582788A (en) * | 1994-12-28 | 1996-12-10 | Continental Pet Technologies, Inc. | Method of cooling multilayer preforms |
| US6655945B1 (en) * | 1999-03-18 | 2003-12-02 | Mold Masters Limited | Apparatus and method for multi-layer injection molding |
| US6596213B2 (en) * | 2001-04-06 | 2003-07-22 | Kortec, Inc. | Method of molding multi-layer polymer plastic articles with control of relative shifting of the core layer |
| ES2841433T3 (es) * | 2001-06-18 | 2021-07-08 | Becton Dickinson Co | Tubo para recolección de sangre |
| WO2012071497A1 (en) | 2010-11-24 | 2012-05-31 | Kortec, Inc. | Heat-seal failure prevention method and article |
-
1985
- 1985-04-08 JP JP7272885A patent/JPS61230911A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61230911A (ja) | 1986-10-15 |
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