BE892927A - Pellicules contractables de copolymeres ethyle/alpha-olefine - Google Patents

Pellicules contractables de copolymeres ethyle/alpha-olefine

Info

Publication number
BE892927A
BE892927A BE0/207891A BE207891A BE892927A BE 892927 A BE892927 A BE 892927A BE 0/207891 A BE0/207891 A BE 0/207891A BE 207891 A BE207891 A BE 207891A BE 892927 A BE892927 A BE 892927A
Authority
BE
Belgium
Prior art keywords
contractable
alpha
films
ethyl
olefin copolymers
Prior art date
Application number
BE0/207891A
Other languages
English (en)
Inventor
R Golike
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of BE892927A publication Critical patent/BE892927A/fr

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
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/06—Polyethene
    • 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
    • B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
    • B29C61/003—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor characterised by the choice of material
    • 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
    • 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
    • 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
    • B29K2995/0037—Other properties
    • B29K2995/0049—Heat shrinkable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2007/00—Flat articles, e.g. films or sheets
    • B29L2007/008—Wide strips, e.g. films, webs
    • 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
    • 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
    • C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
BE0/207891A 1981-04-23 1982-04-22 Pellicules contractables de copolymeres ethyle/alpha-olefine BE892927A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25681281A 1981-04-23 1981-04-23

Publications (1)

Publication Number Publication Date
BE892927A true BE892927A (fr) 1982-10-22

Family

ID=22973685

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/207891A BE892927A (fr) 1981-04-23 1982-04-22 Pellicules contractables de copolymeres ethyle/alpha-olefine

Country Status (8)

Country Link
JP (1) JPS57181828A (fr)
BE (1) BE892927A (fr)
CA (1) CA1174423A (fr)
DE (1) DE3215120A1 (fr)
FR (1) FR2504537B1 (fr)
GB (1) GB2097324B (fr)
IT (1) IT1151736B (fr)
NL (1) NL189515C (fr)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57188323A (en) * 1981-05-16 1982-11-19 Nippon Telegr & Teleph Corp <Ntt> Manufacture of heat shrinkable tape
EP0346944B1 (fr) * 1982-04-26 1996-04-03 American National Can Company Composition de matière polymère, films polymères orientés et sacs rétrécissables fabriqués à partir de ceux-ci
US4457960A (en) * 1982-04-26 1984-07-03 American Can Company Polymeric and film structure for use in shrink bags
JPS59229317A (ja) * 1983-06-13 1984-12-22 Showa Denko Kk 低温熱収縮性フイルムの製造方法
FR2561246B1 (fr) * 1983-11-10 1987-01-16 Charbonnages Ste Chimique Compositions polymeres a base de copolymeres et d'homopolymeres d'ethylene et leur application a l'isolation de conducteurs metalliques, en particulier de fils telephoniques
JPS61112627A (ja) * 1984-11-08 1986-05-30 Showa Denko Kk 低温熱収縮性フイルム
JPS61123516A (ja) * 1984-11-21 1986-06-11 Showa Denko Kk 低温熱収縮性フイルム
JPH0720664B2 (ja) * 1985-05-29 1995-03-08 三菱化学株式会社 低密度ポリエチレン二軸延伸フイルムの製造法
US5256351A (en) * 1985-06-17 1993-10-26 Viskase Corporation Process for making biaxially stretched, heat shrinkable VLDPE films
US4976898A (en) * 1985-06-17 1990-12-11 Viskase Corporation Process for making puncture resistant, heat-shrinkable films containing very low density polyethylene
CA1340037C (fr) * 1985-06-17 1998-09-08 Stanley Lustig Pellicules thermoretrecissables resistant au percement, a base d'un copolymere de polyethylene de tres faible densite
US5059481A (en) * 1985-06-17 1991-10-22 Viskase Corporation Biaxially stretched, heat shrinkable VLDPE film
USRE35285E (en) * 1985-09-30 1996-06-25 W. R. Grace & Co.-Conn. Thermoplastic multi-layer packaging film and bags made therefrom
CA1297651C (fr) * 1986-03-03 1992-03-24 Tomoji Mizutani Pellicule thermoretractable
JPH0613192B2 (ja) * 1986-03-03 1994-02-23 株式会社興人 熱収縮性フィルム
JPH085172B2 (ja) * 1987-01-13 1996-01-24 株式会社興人 ポリオレフイン系熱収縮性積層フイルム
KR960007297B1 (ko) * 1987-07-13 1996-05-30 미쓰비시 가가꾸 가부시끼가이샤 폴리에틸렌 필름으로 제조된 포대
JPH0729378B2 (ja) * 1987-08-14 1995-04-05 株式会社興人 ポリエチレン系熱収縮性フィルムの製造方法
US5032463A (en) * 1988-07-18 1991-07-16 Viskase Corporation Very low density polyethylene film from blends
WO1990001409A1 (fr) * 1988-08-15 1990-02-22 Kohjin Co., Ltd. Procede de production d'un film de polyethylene thermoretractable
JP2643348B2 (ja) * 1988-09-01 1997-08-20 三井石油化学工業株式会社 ポリエチレン樹脂組成物およびフィルム
CA2003882C (fr) 1988-12-19 1997-01-07 Edwin Rogers Smith Terpolymere de polyethylene de tres faible densite thermoretrecissable
ATE136566T1 (de) * 1990-06-12 1996-04-15 Mitsui Petrochemical Ind Äthylen-/penten-1-copolymerzusammensetzungen und ihre verwendung
JPH0664039A (ja) * 1992-08-20 1994-03-08 Mitsui Petrochem Ind Ltd ２軸延伸フィルムの製造方法及び製造装置、並びにシュリンクフィルム
CA2146003A1 (fr) * 1992-10-02 1994-04-14 Oscar Trini Garza, Jr. Film thermoretractable ameliore et methodes correspondantes
ATE291059T1 (de) 1992-11-13 2005-04-15 Cryovac Inc Wärmeschrumpfbare, durch single-site-katalyse hergestellte copolymere enthaltende folien.
IT1266781B1 (it) 1993-11-08 1997-01-21 Grace W R & Co Pellicole multistrato orientate biassialmente e termoretraibili, procedimento per produrle e loro uso per confezionare prodotti
US6287613B1 (en) 1994-12-12 2001-09-11 Cryovac Inc Patch bag comprising homogeneous ethylene/alpha-olefin copolymer
GB0217522D0 (en) 2002-07-29 2002-09-04 Borealis Tech Oy Product
WO2008064112A1 (fr) * 2006-11-21 2008-05-29 Fina Technology, Inc. Polyéthylène utilisé pour produire des films et des article moulés dans un procédé qui fait appel à une tension en phase solide
JP2010270227A (ja) * 2009-05-21 2010-12-02 Tohcello Co Ltd 二軸延伸エチレン系共重合体フィルム
EP2960270B1 (fr) 2013-02-20 2017-12-20 Prime Polymer Co., Ltd. Film étiré de façon biaxiale, et composition de polymère de type éthylène
ES2866158T3 (es) 2014-04-09 2021-10-19 Dow Global Technologies Llc Películas de polietileno orientado y un método para fabricar las mismas
KR101994560B1 (ko) 2014-09-10 2019-06-28 미쓰이 가가쿠 토세로 가부시키가이샤 2축 연신 에틸렌 중합체 필름 및 포장체

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU41935A1 (fr) * 1961-06-26 1962-12-22
GB1035887A (en) * 1964-04-15 1966-07-13 Du Pont Improvements relating to films
JPS5952643B2 (ja) * 1977-01-27 1984-12-20 三井化学株式会社 エチレン共重合体
JPS56144926A (en) * 1980-04-15 1981-11-11 Mitsubishi Petrochem Co Ltd Monoaxially stretched product of ethylenic resin

Also Published As

Publication number Publication date
CA1174423A (fr) 1984-09-18
JPS57181828A (en) 1982-11-09
DE3215120A1 (de) 1982-12-09
IT8220883A0 (it) 1982-04-22
DE3215120C2 (fr) 1991-07-25
GB2097324B (en) 1984-06-06
FR2504537A1 (fr) 1982-10-29
NL8201675A (nl) 1982-11-16
FR2504537B1 (fr) 1986-10-03
GB2097324A (en) 1982-11-03
IT1151736B (it) 1986-12-24
JPH0354048B2 (fr) 1991-08-19
NL189515C (nl) 1993-05-03

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: E.I. DU PONT DE NEMOURS AND CY

Effective date: 20020422