KR20030070402A - 멸균용 폴리프로필렌 용기의 제조방법 - Google Patents
멸균용 폴리프로필렌 용기의 제조방법 Download PDFInfo
- Publication number
- KR20030070402A KR20030070402A KR1020020009931A KR20020009931A KR20030070402A KR 20030070402 A KR20030070402 A KR 20030070402A KR 1020020009931 A KR1020020009931 A KR 1020020009931A KR 20020009931 A KR20020009931 A KR 20020009931A KR 20030070402 A KR20030070402 A KR 20030070402A
- Authority
- KR
- South Korea
- Prior art keywords
- polypropylene
- container
- temperature
- seconds
- sterilization
- Prior art date
Links
- 239000004743 Polypropylene Substances 0.000 title claims abstract description 46
- -1 polypropylene Polymers 0.000 title claims abstract description 46
- 229920001155 polypropylene Polymers 0.000 title claims abstract description 46
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 28
- 238000002347 injection Methods 0.000 claims abstract description 14
- 239000007924 injection Substances 0.000 claims abstract description 14
- 238000001816 cooling Methods 0.000 claims abstract description 6
- 238000007664 blowing Methods 0.000 claims description 20
- 239000004033 plastic Substances 0.000 claims description 17
- 238000000465 moulding Methods 0.000 claims description 7
- 238000001746 injection moulding Methods 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 37
- 230000001954 sterilising effect Effects 0.000 abstract description 34
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 34
- 239000000645 desinfectant Substances 0.000 abstract 1
- 230000009466 transformation Effects 0.000 abstract 1
- 239000002994 raw material Substances 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 229940088597 hormone Drugs 0.000 description 3
- 239000005556 hormone Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 2
- 239000010953 base metal Substances 0.000 description 2
- 235000013361 beverage Nutrition 0.000 description 2
- 238000000071 blow moulding Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical group [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 235000012206 bottled water Nutrition 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 238000004064 recycling Methods 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/18—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor using several blowing steps
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/08—Biaxial stretching during blow-moulding
- B29C49/16—Biaxial stretching during blow-moulding using pressure difference for pre-stretching, e.g. pre-blowing
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/64—Heating or cooling preforms, parisons or blown articles
- B29C49/6409—Thermal conditioning of preforms
- B29C49/6436—Thermal conditioning of preforms characterised by temperature differential
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D22/00—Producing hollow articles
- B29D22/003—Containers for packaging, storing or transporting, e.g. bottles, jars, cans, barrels, tanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/10—Polymers of propylene
- B29K2023/12—PP, i.e. polypropylene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/712—Containers; Packaging elements or accessories, Packages
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
Description
구분 | 상측온도(℃) | 중간측온도(℃) | 하측온도(℃) | 내경(mm) | 외경(mm) | 동경(mm) | 전장(mm) | |
실시예 1 | 멸균전 | 140 | 140 | 130 | 30.40 | 35.80 | 87.20 | 221.00 |
멸균후 | 30.25 | 35.52 | 85.53 | 217.87 | ||||
실시예 2 | 멸균전 | 138 | 135 | 130 | 30.40 | 35.80 | 87.20 | 221.00 |
멸균후 | 29.78 | 35.32 | 85.33 | 217.64 | ||||
실시예 3 | 멸균전 | 135 | 135 | 125 | 30.40 | 35.80 | 87.20 | 221.00 |
멸균후 | 29.84 | 35.31 | 85.21 | 217.38 | ||||
실시예 4 | 멸균전 | 130 | 130 | 120 | 30.40 | 35.80 | 87.20 | 221.00 |
멸균후 | 29.78 | 35.43 | 85.25 | 217.52 | ||||
비교예 1 | 멸균전 | 90 | 110 | 110 | 30.40 | 35.80 | 87.20 | 221.00 |
멸균후 | 28.81 | 35.12 | 85.24 | 226.31 |
Claims (1)
- 폴리프로필렌을 용융하고 사출하여 모재(preform)를 얻은 다음, 상기 모재를 예비블로잉하여 1차적으로 성형한 후, 상기 1차 성형품을 블로잉하여 플라스틱 용기를 얻는 멸균용 폴리프로필렌 용기의 제조방법에 있어서,사출 실린더의 온도를 200∼220℃로 하여 얻어진 폴리프로필렌 사출물을 8℃에서 4초간 냉각하여 모재를 얻은 다음, 상기 모재를 금형에 올려놓고 6초간 상중하 세부분의 온도를 달리하여 가열하되, 상측과 중간측을 140±5℃, 하측을 130±5℃로 하여 가열한 다음, 6초간에 걸쳐 3∼4㎏/㎤의 공기압으로 예비블로잉하여 1차 성형한 후, 상기 1차 성형품을 60℃에서 14∼16㎏/㎤의 공기압으로 8초간 2회에 걸쳐 블로잉하는 것을 특징으로 멸균용 폴리프로필렌 용기의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0009931A KR100436217B1 (ko) | 2002-02-25 | 2002-02-25 | 멸균용 폴리프로필렌 용기의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0009931A KR100436217B1 (ko) | 2002-02-25 | 2002-02-25 | 멸균용 폴리프로필렌 용기의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20030070402A true KR20030070402A (ko) | 2003-08-30 |
KR100436217B1 KR100436217B1 (ko) | 2004-06-16 |
Family
ID=32222477
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2002-0009931A KR100436217B1 (ko) | 2002-02-25 | 2002-02-25 | 멸균용 폴리프로필렌 용기의 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100436217B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101490813B1 (ko) * | 2014-06-24 | 2015-02-09 | (주)에이디켐테크 | 멸균용 폴리프로필렌 투명 중공용기의 제조방법 및 그 제조장치 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60149427A (ja) * | 1984-01-18 | 1985-08-06 | Mitsui Toatsu Chem Inc | ブロ−成形容器の製造方法 |
JPS60125627A (ja) * | 1983-12-13 | 1985-07-04 | Mitsui Toatsu Chem Inc | ブロ−成形容器 |
JPS6154355A (ja) * | 1984-08-20 | 1986-03-18 | ボンバーディア・コーポレーション | 鉄道車輌における機械的スプリングの振動減衰手段 |
KR0156574B1 (ko) * | 1989-03-29 | 1998-12-01 | 에또오 다께또시 | 폴리프로필렌 수지제 블로우 성형용기 |
JPH07112479A (ja) * | 1993-10-20 | 1995-05-02 | Mitsui Toatsu Chem Inc | ポリプロピレン製ブロー成形容器およびその製造方法 |
JPH09155958A (ja) * | 1995-12-07 | 1997-06-17 | Mitsui Toatsu Chem Inc | 真珠状光沢を有する容器及びその製造方法 |
JPH10168254A (ja) * | 1996-12-13 | 1998-06-23 | Grand Polymer:Kk | 射出延伸ブロー成形用ポリプロピレン組成物およびその成形体 |
-
2002
- 2002-02-25 KR KR10-2002-0009931A patent/KR100436217B1/ko active IP Right Grant
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101490813B1 (ko) * | 2014-06-24 | 2015-02-09 | (주)에이디켐테크 | 멸균용 폴리프로필렌 투명 중공용기의 제조방법 및 그 제조장치 |
Also Published As
Publication number | Publication date |
---|---|
KR100436217B1 (ko) | 2004-06-16 |
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