CA2122282C - Methode de moulage par injection avec le terephtalate de polyethylene - Google Patents
Methode de moulage par injection avec le terephtalate de polyethyleneInfo
- Publication number
- CA2122282C CA2122282C CA 2122282 CA2122282A CA2122282C CA 2122282 C CA2122282 C CA 2122282C CA 2122282 CA2122282 CA 2122282 CA 2122282 A CA2122282 A CA 2122282A CA 2122282 C CA2122282 C CA 2122282C
- Authority
- CA
- Canada
- Prior art keywords
- polyethylene terephthalate
- screw
- undried
- stage
- 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
- 229920000139 polyethylene terephthalate Polymers 0.000 title claims abstract description 82
- 239000005020 polyethylene terephthalate Substances 0.000 title claims abstract description 82
- -1 polyethylene terephthalate Polymers 0.000 title claims abstract description 36
- 238000001746 injection moulding Methods 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000002347 injection Methods 0.000 claims abstract description 46
- 239000007924 injection Substances 0.000 claims abstract description 46
- 230000006835 compression Effects 0.000 claims description 19
- 238000007906 compression Methods 0.000 claims description 19
- 238000000465 moulding Methods 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 claims description 17
- 238000000071 blow moulding Methods 0.000 claims description 6
- 238000004806 packaging method and process Methods 0.000 claims description 4
- 230000010006 flight Effects 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 239000011347 resin Substances 0.000 abstract description 28
- 229920005989 resin Polymers 0.000 abstract description 28
- 239000000463 material Substances 0.000 abstract description 20
- 238000001035 drying Methods 0.000 abstract description 13
- 239000012778 molding material Substances 0.000 abstract description 5
- 239000008188 pellet Substances 0.000 description 10
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 6
- 238000007664 blowing Methods 0.000 description 5
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 230000007062 hydrolysis Effects 0.000 description 3
- 238000006460 hydrolysis reaction Methods 0.000 description 3
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 2
- WOZVHXUHUFLZGK-UHFFFAOYSA-N dimethyl terephthalate Chemical compound COC(=O)C1=CC=C(C(=O)OC)C=C1 WOZVHXUHUFLZGK-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 241000490229 Eucephalus Species 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Landscapes
- Injection Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5-128436 | 1993-04-30 | ||
| JP12843693A JP3289991B2 (ja) | 1993-04-30 | 1993-04-30 | 未結晶又は再生ポリエチレンテレフタレートによるプリフォーム及び中空成形品の成形方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2122282A1 CA2122282A1 (fr) | 1994-10-31 |
| CA2122282C true CA2122282C (fr) | 1998-02-24 |
Family
ID=14984699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA 2122282 Expired - Fee Related CA2122282C (fr) | 1993-04-30 | 1994-04-27 | Methode de moulage par injection avec le terephtalate de polyethylene |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP3289991B2 (fr) |
| BR (1) | BR9401024A (fr) |
| CA (1) | CA2122282C (fr) |
| ZA (1) | ZA942844B (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3573380B2 (ja) * | 1995-08-14 | 2004-10-06 | 株式会社青木固研究所 | ポリエステル樹脂のプリフォーム射出成形方法及び延伸ブロー成形方法 |
| JPH0994824A (ja) * | 1995-09-29 | 1997-04-08 | Aokiko Kenkyusho:Kk | ポリエチレンテレフタレートの射出成形方法 |
| US6187229B1 (en) | 1995-11-10 | 2001-02-13 | Nissei Plastic Industrial Co., Ltd. | Process for injection molding information recording disks |
| ES2293861B1 (es) * | 2007-10-04 | 2009-04-01 | Plasticos Hidrosolubles, S.L. | Procedimiento para la inyeccion de piezas de polietenol. |
| JP6297403B2 (ja) * | 2014-05-09 | 2018-03-20 | 日本合成化学工業株式会社 | ポリビニルアルコール系樹脂成形体の製法 |
-
1993
- 1993-04-30 JP JP12843693A patent/JP3289991B2/ja not_active Expired - Fee Related
-
1994
- 1994-04-25 ZA ZA942844A patent/ZA942844B/xx unknown
- 1994-04-27 CA CA 2122282 patent/CA2122282C/fr not_active Expired - Fee Related
- 1994-04-29 BR BR9401024A patent/BR9401024A/pt not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JPH06315959A (ja) | 1994-11-15 |
| ZA942844B (en) | 1995-07-04 |
| CA2122282A1 (fr) | 1994-10-31 |
| JP3289991B2 (ja) | 2002-06-10 |
| BR9401024A (pt) | 1995-03-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |