PL1836258T3 - Kompozycje poliolefinowe i przepuszczalne folie z tych kompozycji - Google Patents

Kompozycje poliolefinowe i przepuszczalne folie z tych kompozycji

Info

Publication number
PL1836258T3
PL1836258T3 PL05825269T PL05825269T PL1836258T3 PL 1836258 T3 PL1836258 T3 PL 1836258T3 PL 05825269 T PL05825269 T PL 05825269T PL 05825269 T PL05825269 T PL 05825269T PL 1836258 T3 PL1836258 T3 PL 1836258T3
Authority
PL
Poland
Prior art keywords
ethylene
polymer
fraction
butene
xylene
Prior art date
Application number
PL05825269T
Other languages
English (en)
Polish (pl)
Inventor
Daniele Bigiavi
Giampaolo Pellegatti
Stefano Spataro
Original Assignee
Basell Poliolefine Italia Srl
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Basell Poliolefine Italia Srl filed Critical Basell Poliolefine Italia Srl
Publication of PL1836258T3 publication Critical patent/PL1836258T3/pl

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/10—Homopolymers or copolymers of propene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
    • C08L23/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
    • C08L23/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
    • C08L23/22—Copolymers of isobutene; Butyl rubber; Homopolymers or copolymers of other iso-olefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2270/00—Resin or rubber layer containing a blend of at least two different polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/31—Heat sealable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/412—Transparent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/514—Oriented
    • B32B2307/518—Oriented bi-axially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/54—Yield strength; Tensile strength
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • B32B2307/7242—Non-permeable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • B32B2307/7242—Non-permeable
    • B32B2307/7244—Oxygen barrier
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • B32B2307/7242—Non-permeable
    • B32B2307/7246—Water vapor barrier
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/75—Printability
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2439/00—Containers; Receptacles
    • B32B2439/40—Closed containers
    • B32B2439/46—Bags
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2439/00—Containers; Receptacles
    • B32B2439/70—Food packaging
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/10—Homopolymers or copolymers of propene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/10—Homopolymers or copolymers of propene
    • C08J2323/12—Polypropene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
    • C08J2323/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Laminated Bodies (AREA)
  • Wrappers (AREA)
  • Packages (AREA)
  • Packging For Living Organisms, Food Or Medicinal Products That Are Sensitive To Environmental Conditiond (AREA)
PL05825269T 2004-12-21 2005-12-07 Kompozycje poliolefinowe i przepuszczalne folie z tych kompozycji PL1836258T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP04030256 2004-12-21
EP05825269A EP1836258B1 (en) 2004-12-21 2005-12-07 Polyolefin compositions and permeable films therefrom
PCT/EP2005/056576 WO2006067043A1 (en) 2004-12-21 2005-12-07 Polyolefin compositions and permeable films therefrom

Publications (1)

Publication Number Publication Date
PL1836258T3 true PL1836258T3 (pl) 2010-07-30

Family

ID=35735664

Family Applications (1)

Application Number Title Priority Date Filing Date
PL05825269T PL1836258T3 (pl) 2004-12-21 2005-12-07 Kompozycje poliolefinowe i przepuszczalne folie z tych kompozycji

Country Status (14)

Country Link
US (1) US8202611B2 (https=)
EP (1) EP1836258B1 (https=)
JP (1) JP5231808B2 (https=)
KR (1) KR101240925B1 (https=)
CN (1) CN101087844B (https=)
AT (1) ATE458785T1 (https=)
AU (1) AU2005318265A1 (https=)
BR (1) BRPI0517492A (https=)
CA (1) CA2592013A1 (https=)
DE (1) DE602005019621D1 (https=)
PL (1) PL1836258T3 (https=)
RU (1) RU2007128050A (https=)
TW (1) TW200628535A (https=)
WO (1) WO2006067043A1 (https=)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BRPI0517490B1 (pt) 2004-12-20 2016-10-04 Basell Poliolefine Srl “Processo para preparar copolímeros heterofásicos de propileno”
US9988522B2 (en) 2007-12-18 2018-06-05 Basell Poliolefine Italia S.R.L. Transparant polyolefin compositions
BRPI0918979B1 (pt) * 2008-09-24 2019-05-07 Basell Poliolefine Italia S.R.L. Composições de poliolefina com boa resistência ao branqueamento
CN102257060A (zh) * 2008-12-19 2011-11-23 巴塞尔聚烯烃意大利有限责任公司 聚烯烃纤维
EP2480597A1 (en) * 2009-09-24 2012-08-01 Basell Poliolefine Italia S.r.l. Heat-sealable polyolefin films
US8735498B2 (en) 2009-11-17 2014-05-27 Basell Poliolefine Italia S.R.L. Soft polyolefin compositions with improved processability
WO2011064131A1 (en) * 2009-11-24 2011-06-03 Basell Poliolefine Italia S.R.L. Polyolefin compositions having improved sealability
WO2012000884A1 (en) * 2010-06-30 2012-01-05 Basell Poliolefine Italia Srl Cross-linked polyolefin composition
KR101420232B1 (ko) * 2010-08-20 2014-07-21 서강대학교산학협력단 홀을 가지는 다공성 박막 및 그의 제조 방법
US20130165591A1 (en) * 2010-09-06 2013-06-27 Basell Poliolefine Italia S.R.L. Polyolefin compositions having improved sealability
JP6054964B2 (ja) * 2011-07-29 2016-12-27 サウジ アラビアン オイル カンパニー 選択的２段階水素化処理システムおよび方法
KR102397808B1 (ko) * 2018-12-19 2022-05-12 바셀 폴리올레핀 이탈리아 에스.알.엘 폴리올레핀 섬유

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK133012C (da) 1968-11-21 1976-08-09 Montedison Spa Katalysator til polymerisation af alkener
YU35844B (en) 1968-11-25 1981-08-31 Montedison Spa Process for obtaining catalysts for the polymerization of olefines
IT1098272B (it) 1978-08-22 1985-09-07 Montedison Spa Componenti,di catalizzatori e catalizzatori per la polimerizzazione delle alfa-olefine
EP0142885B1 (en) * 1983-11-16 1991-02-06 Anchor Advanced Products, Inc. Process for making a brush with self retention of bristles and brush made by the process
IT1227893B (it) 1988-12-14 1991-05-14 Himont Inc Centerville Road Ne Composizioni polipropileniche aventi buona trasparenza e migliorata resistenza all'urto
IL95097A0 (en) 1989-08-23 1991-06-10 Himont Inc Thermoplastic olefin polymer and its preparation
IT1271420B (it) 1993-08-30 1997-05-28 Himont Inc Composizioni poliolefiniche aventi un elevato bilancio di rigidita' e resilienza
IT1269914B (it) 1994-03-24 1997-04-16 Himonty Inc Composizioni verniciabili di copolimeri cristallini del propilene aventi bassa temperatura di saldabilita'
US5993922A (en) * 1996-03-29 1999-11-30 Cryovac, Inc. Compositions and methods for selectively crosslinking films and improved film articles resulting therefrom
CN1137142C (zh) 1998-07-08 2004-02-04 蒙特尔技术有限公司 气相聚合的方法和设备
DE69910967T2 (de) 1998-08-20 2004-07-22 Basell Poliolefine Italia S.P.A. Kristalline propylene-copolymerzusammensetzungen mit heissversiegelungseigenschaften, optischen eigenschaften und reduzierter löslichkeit
US6485817B1 (en) 1998-08-27 2002-11-26 Applied Extrusion Technologies, Inc. High OTR polyolefin films
US6514625B1 (en) 1999-01-21 2003-02-04 Applied Extrusion Technologies, Inc. Polyolefin films based on blends of polypropylene and olefin heteropolymers
CN1240729C (zh) 1999-04-15 2006-02-08 巴塞尔聚烯烃意大利有限公司 用于烯烃聚合的组分和催化剂
CA2341032A1 (en) * 1999-06-18 2000-12-28 Basell Technology Company B.V. A process and composition for manufacturing articles by powder moulding and articles thus obtained
US6410136B1 (en) 1999-11-16 2002-06-25 Applied Extrusion Technologies, Inc. Polyolefin films suitable for institutional applications
TWI238169B (en) * 2000-12-22 2005-08-21 Basell Technology Co Bv Bioriented polypropylene films
JP4910242B2 (ja) * 2001-04-03 2012-04-04 Ｊｎｃ株式会社 ポリプロピレン系樹脂組成物及びそれを用いた気体透過性フィルム
WO2003027179A1 (en) 2001-09-19 2003-04-03 Idemitsu Petrochemical Co., Ltd. Wrapping film and shrink film each comprising butene polymer
MY132768A (en) 2001-10-09 2007-10-31 Basell Poliolefine Italia Spa Crystalline propylene copolymer compositions having improved sealability and optical properties and reduced solubility.
RU2318833C2 (ru) * 2002-11-28 2008-03-10 Базелль Полиолефин Италия С.П.А. Сополимеры бутена-1 и способ их получения
MY136027A (en) 2003-04-02 2008-07-31 Basell Poliolefine Spa Polyolefin masterbatch and composition suitable for injection molding
TW200427763A (en) 2003-04-03 2004-12-16 Basell Poliolefine Spa Impact resistant polyolefin compositions
WO2005019280A1 (en) 2003-08-20 2005-03-03 Basell Poliolefine Italia S.R.L. Process and apparatus for the polymerization of ethylene
BRPI0517490B1 (pt) 2004-12-20 2016-10-04 Basell Poliolefine Srl “Processo para preparar copolímeros heterofásicos de propileno”

Also Published As

Publication number Publication date
US8202611B2 (en) 2012-06-19
WO2006067043A1 (en) 2006-06-29
RU2007128050A (ru) 2009-01-27
BRPI0517492A (pt) 2008-10-14
CA2592013A1 (en) 2006-06-29
AU2005318265A1 (en) 2006-06-29
DE602005019621D1 (de) 2010-04-08
CN101087844B (zh) 2010-08-11
EP1836258B1 (en) 2010-02-24
ATE458785T1 (de) 2010-03-15
KR20070097448A (ko) 2007-10-04
US20080090061A1 (en) 2008-04-17
CN101087844A (zh) 2007-12-12
JP5231808B2 (ja) 2013-07-10
KR101240925B1 (ko) 2013-03-08
TW200628535A (en) 2006-08-16
EP1836258A1 (en) 2007-09-26
JP2008524415A (ja) 2008-07-10

Similar Documents

Publication Publication Date Title
US8057872B2 (en) Gas permeable membranes
PL1836258T3 (pl) Kompozycje poliolefinowe i przepuszczalne folie z tych kompozycji
MXPA04003303A (es) Composiciones de copolimero de propileno cristalino que tienen estabilidad y propiedades opticas mejoradas y solubilidad reducida.
EP2483334B1 (en) Polyolefin compositions and products made therefrom
CA2576155A1 (en) High strength bimodal polyethylene compositions
MY143469A (en) Film layers made from polymer formulations.
ATE485340T1 (de) Multimodale polypropylenpolymerzusammensetzung
MX2009005441A (es) Composiciones de poliolefina.
US20100055273A1 (en) Gas permeable membrane
MY128146A (en) Bioriented polypropylene films
PL1985660T3 (pl) Rury zawierające polietylen odporny na powolną propagację pęknięć
EP1364990A3 (en) Resin composition for sealant, laminate, and container obtained therefrom
RU2002130500A (ru) Полиолефиновые листы для термоформования
US6232402B1 (en) Films based on three component polyolefin blend
DE602008004558D1 (de) Statistisches Propylen/Hexen-Copolymer, das in Gegenwart eines Metallocen-Katalysators hergestellt wird
AU6622001A (en) Heat sealable polyethylene film and method for its preparation
CA1279421C (en) Polypropylene-polyethylene-(ethylene-propylene rubber) compositions and films thereof with improved tear strength
JPS6335640A (ja) フィルム形成組成物から製造した防曇性フィルム
JP3824915B2 (ja) 鮮度保持包装材、青果物の包装体及び鮮度保持包装方法
US6410136B1 (en) Polyolefin films suitable for institutional applications
TH77378A (th) สารผสมของโพลิโอลิฟีนและฟิล์มที่ซึมผ่านได้ที่ได้จากสารผสมเหล่านี้
JPS6344837A (ja) 青果物の鮮度保持法
JP2008527088A5 (https=)
KR101698277B1 (ko) 사출 성형용 폴리에틸렌 수지 조성물
KR100553331B1 (ko) 기체 투과성이 향상된 사출성형 수지조성물