KR100742076B1 - 폴리에스테르수지 적층용기와 그 성형방법 - Google Patents
폴리에스테르수지 적층용기와 그 성형방법 Download PDFInfo
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- KR100742076B1 KR100742076B1 KR1020017009473A KR20017009473A KR100742076B1 KR 100742076 B1 KR100742076 B1 KR 100742076B1 KR 1020017009473 A KR1020017009473 A KR 1020017009473A KR 20017009473 A KR20017009473 A KR 20017009473A KR 100742076 B1 KR100742076 B1 KR 100742076B1
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- preform
- resin
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- blow molding
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Images
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- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
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- B29C49/4273—Auxiliary operations after the blow-moulding operation not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/08—Copolymers of ethylene
- B29K2023/086—EVOH, i.e. ethylene vinyl alcohol copolymer
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
- B29K2067/003—PET, i.e. poylethylene terephthalate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0037—Other properties
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- B29K2995/0067—Permeability to gases non-permeable
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/712—Containers; Packaging elements or accessories, Packages
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/90—Direct application of fluid pressure differential to shape, reshape, i.e. distort, or sustain an article or preform and heat-setting, i.e. crystallizing of stretched or molecularly oriented portion thereof
- Y10S264/905—Direct application of fluid pressure differential to shape, reshape, i.e. distort, or sustain an article or preform and heat-setting, i.e. crystallizing of stretched or molecularly oriented portion thereof having plural, distinct differential fluid pressure shaping steps
- Y10S264/906—And heat-shrinking outside of mold including subsequent re-expanding of shrunken article using differential fluid pressure
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
- Y10T428/1334—Nonself-supporting tubular film or bag [e.g., pouch, envelope, packet, etc.]
- Y10T428/1341—Contains vapor or gas barrier, polymer derived from vinyl chloride or vinylidene chloride, or polymer containing a vinyl alcohol unit
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
- Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Ceramic Engineering (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
적층프리폼 | 1차블로우 | 2차가열 | 2차블로우 |
두께의 MXD-6(11.5 wt%) | 없음 | 없음 | 없음 |
두께의 MXD-6(5.5 wt%) | 없음 | 없음 | 없음 |
적층프리폼 | 산소투과량 | 평균두께 | 투과비율 |
PET수지단체 | 0.021 | 0.39 mm | 1.0으로 한다 |
두께의 MXD-6(11.5 wt%) | 0.002 | 0.40 mm | 0.10 |
두께의 MXD-6(5.5 wt%) | 0.007 | 0.39 mm | 0.33 |
Claims (23)
- 구경부 및 몸체부 및 바닥부를 포함하는 본체부분을 가장 내,외층을 폴리에스테르수지층으로 형성함과 동시에, 중간 내층을 적어도 일층의 가스배리어성수지로 형성한 다층프리폼을, 최종성형품의 형상으로 해당한 소정형상으로 미리 사출성형하고, 본체부분을 70℃∼130℃로 가열하고 나서, 해당 프리폼을 50℃∼230℃로 가열된 1차블로우성형 금형에 의해 2축연신 블로우성형하여 1차중간성형품으로 만들고, 해당 1차중간성형품을 110℃∼255℃로 가열하여 2차중간성형품에 강제적으로 열수축변형시켜, 해당 수축변형한 2차중간성형품을 60℃∼170℃로 가열된 2차 블로우성형 금형에 의해 다시 2차 블로우성형하여 최종성형품에 2축연신성형하는 것으로 한 폴리에스테르수지 적층용기의 성형방법.
- 제 1 항에 있어서, 프리폼의 구경부가 표백처리되어 있는 것을 특징으로 하는 폴리에스테르수지 적층용기의 성형방법.
- 제 1 항에 있어서, 다층프리폼은, 가장 내,외층을 폴리에틸렌테레프탈레이트층으로 형성하고, 중간층을 메타크실렌기함유 폴리아미드수지 또는 에틸렌비닐알콜공중합수지로 형성한 3층 구조로 압출성형하는 것인 폴리에스테르수지 적층용기의 성형방법.
- 제 1 항에 있어서, 다층프리폼은, 가장 내층, 중심층, 및 가장 외층을 폴리에틸렌테레프탈레이트로 형성하고, 중심층과 가장 내,외층에 끼워진 중간층을 메타크실렌기함유 폴리아미드수지 또는 에틸렌비닐알콜공중합수지로 형성하여 5층구조로 압출성형하는 것인 폴리에스테르수지 적층용기의 성형방법.
- 제 1 항에 있어서, 구경부 및 몸체부 및 바닥부를 포함하는 본체부분을 가장 내,외층을 폴리에스테르수지층으로 형성함과 동시에, 중간 내층을 적어도 일층의 가스배리어성 수지층으로 형성한 다층프리폼을, 최종성형품의 형상으로 해당한 소정형상으로 미리 성형하여, 90℃∼120℃로 가열하고, 해당 프리폼을 70℃∼180℃로 가열시킨 1차블로우성형 금형에 의해 2축연신 블로우성형하여 1차중간성형품으로 만들고, 130℃∼200℃로 가열하여 2차중간성형품으로 강제적으로 열수축변형시켜, 해당 수축변형한 2차중간성형품을 80℃∼150℃로 가열된 2차 블로우성형금형에 의해 다시 2차 블로우성형하여 최종성형품으로 2축연신성형하는 것으로 한 폴리에스테르수지 적층용기의 성형방법.
- 제 1 항 내지 제 5 항 중 어느 한 항에 있어서, 2차중간성형품을, 1차블로우성형에 비하여 작은 연신배율로 2차블로우성형을 하는 것을 특징으로 하는 폴리에스테르수지 적층용기의 성형방법.
- 제 2 항에 있어서, 다층프리폼은, 가장 내,외층을 폴리에틸렌테레프탈레이트층으로 형성하고, 중간층을 메타크실렌기함유 폴리아미드수지 또는 에틸렌비닐알콜공중합수지로 형성한 3층 구조로 압출성형하는 것인 폴리에스테르수지 적층용기의 성형방법.
- 제 2 항에 있어서, 다층프리폼은, 가장 내층, 중심층, 및 가장 외층을 폴리에틸렌테레프탈레이트로 형성하고, 중심층과 가장 내,외층에 끼워진 중간층을 메타크실렌기함유 폴리아미드수지 또는 에틸렌비닐알콜공중합수지로 형성하여 5층구조로 압출성형하는 것인 폴리에스테르수지 적층용기의 성형방법.
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Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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JP34146899A JP3858113B2 (ja) | 1999-11-30 | 1999-11-30 | 耐熱性ポリエステル樹脂積層容器とその成形方法 |
JPJP-P-1999-00341468 | 1999-11-30 | ||
JPJP-P-2000-00361320 | 2000-11-28 | ||
JP2000361320A JP3918168B2 (ja) | 2000-11-28 | 2000-11-28 | ポリエステル樹脂積層容器とその成形方法 |
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KR1020067024748A Division KR100742077B1 (ko) | 1999-11-30 | 2000-11-29 | 폴리에스테르수지 적층용기와 그 성형방법 |
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KR20010101748A KR20010101748A (ko) | 2001-11-14 |
KR100742076B1 true KR100742076B1 (ko) | 2007-07-23 |
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KR1020017009473A KR100742076B1 (ko) | 1999-11-30 | 2000-11-29 | 폴리에스테르수지 적층용기와 그 성형방법 |
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KR1020067024748A KR100742077B1 (ko) | 1999-11-30 | 2000-11-29 | 폴리에스테르수지 적층용기와 그 성형방법 |
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US (1) | US7459119B2 (ko) |
EP (1) | EP1155807B1 (ko) |
KR (2) | KR100742077B1 (ko) |
CN (2) | CN1299953C (ko) |
AU (1) | AU758920B2 (ko) |
CA (1) | CA2360792C (ko) |
DE (1) | DE60018042T2 (ko) |
TW (1) | TW505597B (ko) |
WO (1) | WO2001039956A1 (ko) |
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- 2000-11-29 CA CA 2360792 patent/CA2360792C/en not_active Expired - Fee Related
- 2000-11-29 DE DE2000618042 patent/DE60018042T2/de not_active Expired - Lifetime
- 2000-11-29 CN CNB2004100883805A patent/CN1299953C/zh not_active Expired - Fee Related
- 2000-11-29 WO PCT/JP2000/008388 patent/WO2001039956A1/ja active IP Right Grant
- 2000-11-29 AU AU15540/01A patent/AU758920B2/en not_active Ceased
- 2000-11-29 KR KR1020017009473A patent/KR100742076B1/ko active IP Right Grant
- 2000-11-29 EP EP20000977994 patent/EP1155807B1/en not_active Expired - Lifetime
- 2000-11-29 CN CNB008032254A patent/CN1202944C/zh not_active Expired - Fee Related
- 2000-11-30 TW TW89125506A patent/TW505597B/zh not_active IP Right Cessation
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Also Published As
Publication number | Publication date |
---|---|
EP1155807A1 (en) | 2001-11-21 |
CA2360792C (en) | 2009-07-21 |
EP1155807A4 (en) | 2002-08-21 |
CN1616307A (zh) | 2005-05-18 |
CA2360792A1 (en) | 2001-06-07 |
DE60018042D1 (de) | 2005-03-17 |
CN1202944C (zh) | 2005-05-25 |
AU1554001A (en) | 2001-06-12 |
CN1299953C (zh) | 2007-02-14 |
DE60018042T2 (de) | 2005-12-29 |
AU758920B2 (en) | 2003-04-03 |
CN1338987A (zh) | 2002-03-06 |
KR100742077B1 (ko) | 2007-07-23 |
KR20060128062A (ko) | 2006-12-13 |
US20040065984A1 (en) | 2004-04-08 |
US7459119B2 (en) | 2008-12-02 |
KR20010101748A (ko) | 2001-11-14 |
TW505597B (en) | 2002-10-11 |
EP1155807B1 (en) | 2005-02-09 |
WO2001039956A1 (fr) | 2001-06-07 |
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