KR950011532A - 폴리프로필렌의 인플레이션 성형방법 - Google Patents

폴리프로필렌의 인플레이션 성형방법 Download PDF

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Publication number
KR950011532A
KR950011532A KR1019940027664A KR19940027664A KR950011532A KR 950011532 A KR950011532 A KR 950011532A KR 1019940027664 A KR1019940027664 A KR 1019940027664A KR 19940027664 A KR19940027664 A KR 19940027664A KR 950011532 A KR950011532 A KR 950011532A
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KR
South Korea
Prior art keywords
polypropylene
syndiotactic
copolymer
molding method
weight
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KR1019940027664A
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English (en)
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KR0160540B1 (ko
Inventor
카즈히코 마스다
사치오 요코테
유키오 오다이라
노리히데 이노우에
Original Assignee
사또오 아키오
미쓰이도오아쓰가가쿠 가부시키가이샤
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Publication of KR950011532A publication Critical patent/KR950011532A/ko
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Publication of KR0160540B1 publication Critical patent/KR0160540B1/ko

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Classifications

    • 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
    • B29D7/00—Producing flat articles, e.g. films or sheets
    • B29D7/01—Films or sheets
    • 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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/28—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9115—Cooling of hollow articles
    • B29C48/912—Cooling of hollow articles of tubular films
    • 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
    • B29C49/0005—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor characterised by the material
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • 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
    • 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
    • B29K2023/14—Copolymers of polypropylene
    • 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
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
    • B29K2995/0026—Transparent

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

본 발명은 신디오탁틱 폴리프로필렌 5-95중량부 및 아이소탁틱 폴리프로필렌 5-95중량부로 되는 폴리프로필렌계 수지조성물을 공냉 인플레이션 성형하는 것을 특징으로 하는 폴리프로필렌 수지조성물의 성형방법에 관한 것이며, 본 발명에 의하면 종래의 아이소탁틱 폴리프로필렌으로는 투염성이 높은 필름을 얻는 것이 곤란하였던 공냉방식으로도 투명성이 대단히 우수한 필름을 얻을 수가 있다.

Description

폴리프로필렌의 인플레이션 성형방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (5)

  1. 신디오탁틱 폴리프로핀렌 5-95중량부 및 아이소탁틱 폴리프로필렌 5-95중량부로 이루어진 폴리프로필렌계 수지조성물을 공냉에 의해 성형하는 것을 특징으로 하는 폴리프로필렌의 인플레이션 성형방법.
  2. 제1항에 있어서, 신디오탁틱 폴리프로필렌은13C-NMR에 의해 측정되는 신디오타틱펜타드 분뉼이 0.7이 상인 신디오라틱 호모폴리프로필렌인 것을 특징으로 하는 폴리프로필의 인플레이션 성형방법.
  3. 제1항에 있어서, 신디오탁틱 폴리프로필렌은13C-NMR에 의해 측정되는 프로필렌쇄의 신디오탁틱펜타드 분율이 0. 5이상인 신디오탁틱 폴리프로필렌 코폴리머인 것을 특징으로 하는 폴리프로필렌의 인플레이션 성형방법.
  4. 제3항에 있어서, 신디오탁틱 폴리프로필렌 코폴리머는 프로필렌과 에틸렌 및/또는 α-올레핀의 공중합체인것을 특징으로 하는 폴리프로필렌의 인플레이션 성형방법.
  5. 제1항에 있어서, 아이소탁틱 폴리프로필렌은 프로필렌 단독중합체 또는 프로필렌과 에틸렌 및/또는 α-올레핀의 공중합체인 것을 특징으로 하는 폴리프로필렌의 인플레이션 성형방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019940027664A 1993-10-29 1994-10-27 폴리프로필렌의 인플레이션 성형방법 KR0160540B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP5271694A JPH07125064A (ja) 1993-10-29 1993-10-29 ポリプロピレンのインフレーション成形方法
JP93-271694 1993-10-29

Publications (2)

Publication Number Publication Date
KR950011532A true KR950011532A (ko) 1995-05-15
KR0160540B1 KR0160540B1 (ko) 1999-01-15

Family

ID=17503546

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019940027664A KR0160540B1 (ko) 1993-10-29 1994-10-27 폴리프로필렌의 인플레이션 성형방법

Country Status (4)

Country Link
EP (1) EP0650818B1 (ko)
JP (1) JPH07125064A (ko)
KR (1) KR0160540B1 (ko)
DE (1) DE69407535T2 (ko)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6074590A (en) * 1997-07-28 2000-06-13 Fina Technology, Inc. Process of making a bicomponent fiber
US6632885B2 (en) 1999-04-13 2003-10-14 Mitsui Chemicals, Inc. Soft syndiotactic polypropylene composition and molded product
US6451425B1 (en) 1999-06-16 2002-09-17 3M Innovative Properties Company Adhesive tape backing
US6503595B1 (en) * 2000-02-22 2003-01-07 Aristech Chemical Company Carpet having syndiotactic polypropylene backing and technique for making same
US6965474B2 (en) 2003-02-12 2005-11-15 3M Innovative Properties Company Polymeric optical film
JP2004345130A (ja) * 2003-05-20 2004-12-09 J-Film Corp 防曇性積層フィルム及び易開封性容器
JP5538741B2 (ja) * 2009-03-30 2014-07-02 三井化学株式会社 延伸フィルム、およびその製造方法
EP2371517B1 (en) * 2010-03-30 2012-07-25 Borealis AG Process for transforming polypropylene into a crystal modification of high transparency and articles resulting from said process
JP5858803B2 (ja) * 2012-01-26 2016-02-10 三井化学株式会社 インフレーションフィルム、インフレーションフィルムの製造方法、ブロー成形体、ブロー成形体の製造方法、熱成形体及び熱成形体の製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58142818A (ja) * 1982-02-19 1983-08-25 Idemitsu Petrochem Co Ltd 無配向透明ポリプロピレンシートの製造方法
DE69023575T2 (de) * 1989-08-24 1996-08-08 Mitsui Toatsu Chemicals Neue extrudierte Filme und Folien aus Polypropylen.
JP2977595B2 (ja) * 1989-11-20 1999-11-15 三井化学株式会社 シンジオタクチックポリプロピレン成形体およびその製造方法

Also Published As

Publication number Publication date
DE69407535T2 (de) 1998-06-25
EP0650818A3 (en) 1995-06-14
DE69407535D1 (de) 1998-02-05
EP0650818B1 (en) 1997-12-29
KR0160540B1 (ko) 1999-01-15
EP0650818A2 (en) 1995-05-03
JPH07125064A (ja) 1995-05-16

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