KR20080068871A - 열융착성 프로필렌계 중합체 조성물, 열융착성 필름 및 그용도 - Google Patents
열융착성 프로필렌계 중합체 조성물, 열융착성 필름 및 그용도 Download PDFInfo
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- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
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- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
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- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
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- 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
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- 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
- C08L23/12—Polypropene
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- 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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- 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
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
- C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
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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
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31855—Of addition polymer from unsaturated monomers
- Y10T428/31909—Next to second addition polymer from unsaturated monomers
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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
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31855—Of addition polymer from unsaturated monomers
- Y10T428/31909—Next to second addition polymer from unsaturated monomers
- Y10T428/31913—Monoolefin polymer
-
- 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
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31855—Of addition polymer from unsaturated monomers
- Y10T428/31938—Polymer of monoethylenically unsaturated hydrocarbon
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- Manufacture Of Macromolecular Shaped Articles (AREA)
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Abstract
Description
Claims (8)
- 프로필렌 중합체 성분(a1), 및 프로필렌 단위의 함량이 63 내지 77몰%이고 에틸렌 단위의 함량이 23 내지 37몰%인 프로필렌·에틸렌 랜덤 공중합체 성분(a2)을 포함하는 프로필렌 중합체 조성물(A),에틸렌·α-올레핀 랜덤 공중합체(B), 및에틸렌 함량이 0 내지 30몰%이고 α-올레핀 함량이 0 내지 30몰%이며 시차 주사 열량계(DSC)로 관측되는 융점이 100℃ 이하이거나 또는 융점이 관측되지 않는 연질 프로필렌 중합체(C)로 이루어지고, 또한,프로필렌 중합체 조성물(A)을 50 내지 90질량%, 에틸렌·α-올레핀 랜덤 공중합체(B)를 3 내지 25질량%, 및 연질 프로필렌 중합체(C)를 0.5 내지 40질량%[(A)+(B)+(C)=100질량%]의 범위 내의 양으로 포함하는 것을 특징으로 하는 열융착성 프로필렌계 중합체 조성물.
- 프로필렌 중합체 성분(a1), 및 프로필렌 단위의 함량이 63 내지 77몰%이고 에틸렌 단위의 함량이 23 내지 37몰%인 프로필렌·에틸렌 랜덤 공중합체 성분(a2)을 포함하는 프로필렌 중합체 조성물(A),에틸렌·α-올레핀 랜덤 공중합체(B), 및프로필렌 중합체(d1), 및 에틸렌 함량이 2 내지 30몰%이고 α-올레핀 함량이 2 내지 30몰%이며 시차 주사 열량계(DSC)로 측정되는 융점이 관측되지 않는 프로필 렌·에틸렌·α-올레핀 랜덤 공중합체(d2)로 이루어지는 연질 프로필렌 중합체 조성물(D)을 포함하는 열융착성 프로필렌계 중합체 조성물로서,(1) 프로필렌 중합체 조성물(A)에서의 프로필렌 중합체 성분(a1)과 프로필렌·에틸렌 랜덤 공중합체 성분(a2)의 질량비가 60:40 내지 97:3의 범위 내에 있고, 프로필렌·에틸렌 랜덤 공중합체 성분(a2)의 극한 점도[η]가 1 내지 7dl/g이며,(2) 에틸렌·α-올레핀 랜덤 공중합체(B)의 밀도가 0.865 내지 0.910g/cm3이고,(3) 연질 프로필렌 중합체 조성물(D)에서의 프로필렌 중합체(d1)와 프로필렌·에틸렌·α-올레핀 랜덤 중합체(d2)의 질량비가 5:95 내지 70:30의 범위 내에 있으며, 또한,프로필렌 중합체 조성물(A)을 50 내지 90질량%, 에틸렌·α-올레핀 랜덤 공중합체(B)를 3 내지 25질량%, 및 연질 프로필렌 중합체 조성물(D)을 0.5 내지 40질량%[(A)+(B)+(D)=100질량%]의 범위 내의 양으로 포함하는 것을 특징으로 하는 열융착성 프로필렌계 중합체 조성물.
- 제 1 항 또는 제 2 항에 있어서,에틸렌·α-올레핀 랜덤 공중합체(B)가, 융점(Tm)이 30 내지 110℃의 범위 내에 있는 에틸렌·1-뷰텐 랜덤 공중합체인 열융착성 프로필렌계 중합체 조성물.
- 제 1 항 내지 제 3 항 중 어느 한 항에 따른 열융착성 프로필렌계 중합체 조성물로부터 형성되어 있는 것을 특징으로 하는 열융착성 필름.
- 제 4 항에 있어서,열융착성 필름이 피가열·살균 포장물의 포장용인 열융착성 필름.
- 제 4 항 또는 제 5 항에 따른 열융착성 필름의 한쪽 면에 기재층이 적층되어 있는 것을 특징으로 하는 열융착성 적층 필름.
- 제 6 항에 있어서,열융착성 적층 필름이 피가열·살균 포장물의 포장용인 열융착성 적층 필름.
- 제 5 항 또는 제 7 항에 따른 열융착성 필름 또는 열융착성 적층 필름층을 열융착함으로써 피가열·살균포장물이 포장되어 있는 것을 특징으로 하는 포장체.
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US (1) | US8003223B2 (ko) |
EP (1) | EP1947142B1 (ko) |
JP (1) | JP5063357B2 (ko) |
KR (1) | KR100936567B1 (ko) |
CN (1) | CN101291985B (ko) |
TW (1) | TW200728384A (ko) |
WO (1) | WO2007046307A1 (ko) |
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JP4453432B2 (ja) * | 2004-05-06 | 2010-04-21 | 住友化学株式会社 | 二軸延伸多層ポリプロピレンフィルム |
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KR20220059955A (ko) * | 2019-09-26 | 2022-05-10 | 도요세이칸 그룹 홀딩스 가부시키가이샤 | 프로필렌계 수지 조성물 및 히트 시일용 필름 |
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Publication number | Publication date |
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TWI331162B (ko) | 2010-10-01 |
EP1947142A1 (en) | 2008-07-23 |
US8003223B2 (en) | 2011-08-23 |
CN101291985A (zh) | 2008-10-22 |
US20090258243A1 (en) | 2009-10-15 |
JP5063357B2 (ja) | 2012-10-31 |
EP1947142B1 (en) | 2011-10-12 |
JPWO2007046307A1 (ja) | 2009-04-23 |
WO2007046307A1 (ja) | 2007-04-26 |
KR100936567B1 (ko) | 2010-01-13 |
TW200728384A (en) | 2007-08-01 |
CN101291985B (zh) | 2011-05-11 |
EP1947142A4 (en) | 2009-12-23 |
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