KR960705878A - 열밀봉성 필름 및 그로부터 제조된 제품(heat sealable films and articles made therefrom) - Google Patents

열밀봉성 필름 및 그로부터 제조된 제품(heat sealable films and articles made therefrom)

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Publication number
KR960705878A
KR960705878A KR1019960702492A KR19960702492A KR960705878A KR 960705878 A KR960705878 A KR 960705878A KR 1019960702492 A KR1019960702492 A KR 1019960702492A KR 19960702492 A KR19960702492 A KR 19960702492A KR 960705878 A KR960705878 A KR 960705878A
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South Korea
Prior art keywords
polymer
polymer blend
film
blend
composition distribution
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KR1019960702492A
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English (en)
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KR100330612B1 (ko
Inventor
제임스 맥레오드 팔레이
제임스 셔
프라사다라오 메카
페르디난드 크리스티안 스테링
베리 콜린 트루델
미론 버나드 쿠르츠먼
Original Assignee
벤 씨. 카덴
엑손 케미칼 패턴츠 인코포레이티드
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Application filed by 벤 씨. 카덴, 엑손 케미칼 패턴츠 인코포레이티드 filed Critical 벤 씨. 카덴
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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
    • C08L23/06—Polyethene
    • 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
    • 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
    • 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
    • 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
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2314/00—Polymer mixtures characterised by way of preparation
    • C08L2314/02—Ziegler natta catalyst

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  • 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)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Laminated Bodies (AREA)
  • Thermotherapy And Cooling Therapy Devices (AREA)
  • Wrappers (AREA)

Abstract

본 발명은 좁은 분자량 분포 및 조성 분포를 갖는 제1중합체 및 넓은 분자량 분포 및 조성 분포를 갖는 제2중합체를 갖는 중합체 블렌드를 포함하는 열밀봉 제품 및 열밀봉성 필름에 관한 것이다. 상기 제품 및 필름은 현저하게 개선된 물성, 매우 낮은 열밀봉 개시 온도, 높은 밀봉 강도 및 높은 열점착성을 가지므로 개선된 가공성 및 상업적 열밀봉 장치에서 더 빠른 공정 속도를 제공한다.

Description

열 밀봉성 필름 및 그로부터 제조된 제품(HEAT SEALABLE FILMS AND ARTICLES MADE THEREFROM)
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 종래 기술의 LLDPE의 넓은 분자량 분포 및 넓은 조성 분포를 나타낸다, 제2도는 본 발명에 사용되는 예시적 블렌드 성분의 좁은 분자량 분포 및 좁은 조성 분포를 나타낸다, 제3도는 종래 기술의 폴리에틸렌으로부터 제조된 필름과 본 발명에 따라 제조된 필름의 밀봉 강도 및 밀봉 온도간의 관계를 나타내는 그래프이다, 제4도는 종래의 폴리에틸렌으로부터 제조된 필름의 밀봉 강도 및 밀봉 온도 사이의 관계를 나타내는 그래프이다, 제5도는 종래의 폴리에틸렌으로부터 제조된 필름에 대한 본 발명에 따라 제조된 필름의 밀봉 강도 및 밀봉 온도 사이의 관계를 나타내는 그래프이다.

Claims (10)

  1. 3 미만의 분자량 분포 및/또는 50％보다 큰 조성 분포 너비 지수를 갖는 제1중합체 하나 이상을 포함하는 제1성분 40 내지 99중량％; 및 3보다 큰 분포 및 50％미만의 조성 분포 너비 지수를 갖는 제2중합체 하나 이상을 포함하는 제2성분 1 내지 60중량％를 포함하는 중합체 블렌드.
  2. 제1항에 있어서, 상기 제1중합체가 60％보다 큰, 바람직하게는 70％보다 큰 조성 분포 너비 지수를 갖는 중합체 블렌드.
  3. 제1항에 있어서, 상기 제1성분을 60 내지 99중량％, 바람직하게는 60 내지 99중량％ 포함하는 중합체 블렌드.
  4. 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 제1중합체가 약 0.875g/㎤ 내지 약 0.96g/㎤, 바람직하게는 0.88g/㎤ 내지 약 0.94g/㎤의 밀도를 갖는 중합체 블렌드.
  5. 제1항 내지 제4항 중 어느 한 항에 있어서, 상기 제1중합체가 에틸렌 공중합체인 중합체 블렌드.
  6. 제1항 내지 제5항 중 어느 한 항에 있어서, 상기 제2중합체가 LLDPE이거나 LDPE, HDPE, PP 등으로 이루어진 그룹의 일원과 LLDPE와의 블렌드인 중합체 블렌드.
  7. 제1항 내지 제6항 중 어느 한 항의 중합체 블렌드를 포함하는 필름.
  8. 제7항에 있어서, 밀봉층으로 사용될 경우, 100℃ 미만의 밀봉 개시 온도 및/또는 120℃ 미만의 고평부개시 온도(plateau on-set temperature)를 갖는 필름.
  9. 제7항 및 제8항에 있어서, 약 95℃의 밀봉온도에서 약 3N/㎝보다 큰 실온 밀봉 강도를 갖고/갖거나 약 100℃의 밀봉온도에서 약 5N/㎝보다 큰 실온 밀봉 강도를 갖는 필름.
  10. 제1항 내지 제6항의 중합체 블렌드를 포함하는 열밀봉성 필름.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019960702492A 1993-11-12 1994-09-14 열밀봉성필름및그로부터제조된제품 KR100330612B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US15093793A 1993-11-12 1993-11-12
US08/150937 1993-11-12
US08/150,937 1993-11-12
PCT/US1994/010373 WO1995013321A1 (en) 1993-11-12 1994-09-14 Heat sealable films and articles made therefrom

Publications (2)

Publication Number Publication Date
KR960705878A true KR960705878A (ko) 1996-11-08
KR100330612B1 KR100330612B1 (ko) 2002-11-16

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ID=22536630

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KR1019960702492A KR100330612B1 (ko) 1993-11-12 1994-09-14 열밀봉성필름및그로부터제조된제품

Country Status (9)

Country Link
EP (1) EP0728160B2 (ko)
JP (1) JP3589352B2 (ko)
KR (1) KR100330612B1 (ko)
CN (1) CN1066169C (ko)
AT (1) ATE169321T1 (ko)
CA (1) CA2176387A1 (ko)
DE (1) DE69412279T3 (ko)
ES (1) ES2122334T5 (ko)
WO (1) WO1995013321A1 (ko)

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Also Published As

Publication number Publication date
EP0728160A1 (en) 1996-08-28
DE69412279D1 (de) 1998-09-10
EP0728160B1 (en) 1998-08-05
CA2176387A1 (en) 1995-05-18
ATE169321T1 (de) 1998-08-15
ES2122334T3 (es) 1998-12-16
WO1995013321A1 (en) 1995-05-18
JPH09505094A (ja) 1997-05-20
CN1137282A (zh) 1996-12-04
ES2122334T5 (es) 2004-07-16
DE69412279T3 (de) 2004-08-26
EP0728160B2 (en) 2004-01-02
KR100330612B1 (ko) 2002-11-16
JP3589352B2 (ja) 2004-11-17
DE69412279T2 (de) 1999-01-07
CN1066169C (zh) 2001-05-23

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