IE60694B1 - "Process for preparing polyethlene articles of high tensile strength and modulus and low creep and articles thus obtained" - Google Patents

"Process for preparing polyethlene articles of high tensile strength and modulus and low creep and articles thus obtained"

Info

Publication number
IE60694B1
IE60694B1 IE291987A IE291987A IE60694B1 IE 60694 B1 IE60694 B1 IE 60694B1 IE 291987 A IE291987 A IE 291987A IE 291987 A IE291987 A IE 291987A IE 60694 B1 IE60694 B1 IE 60694B1
Authority
IE
Ireland
Prior art keywords
polyethylene
side chains
carbon atoms
articles
gpa
Prior art date
Application number
IE291987A
Other languages
English (en)
Other versions
IE872919L (en
Original Assignee
Dyneema Vof
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26508777&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IE60694(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from NL8602745A external-priority patent/NL8602745A/nl
Priority claimed from JP19485687A external-priority patent/JPH0794565B2/ja
Application filed by Dyneema Vof filed Critical Dyneema Vof
Publication of IE872919L publication Critical patent/IE872919L/en
Publication of IE60694B1 publication Critical patent/IE60694B1/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
    • D01F6/50—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polyalcohols, polyacetals or polyketals
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F6/04—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins
    • 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
    • B29C55/005—Shaping by stretching, e.g. drawing through a die; Apparatus therefor characterised by the choice of materials
    • 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
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • 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
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • B29K2023/0658—PE, i.e. polyethylene characterised by its molecular weight
    • B29K2023/0683—UHMWPE, i.e. ultra high molecular weight polyethylene
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Artificial Filaments (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Materials For Medical Uses (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
IE291987A 1986-10-31 1987-10-30 "Process for preparing polyethlene articles of high tensile strength and modulus and low creep and articles thus obtained" IE60694B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8602745A NL8602745A (nl) 1986-10-31 1986-10-31 Werkwijze voor het vervaardigen van polyethyleenvoorwerpen met hoge treksterkte en modulus.
JP19485687A JPH0794565B2 (ja) 1987-08-04 1987-08-04 耐クリ−プ性高強力ポリエチレン成型物およびその製造方法

Publications (2)

Publication Number Publication Date
IE872919L IE872919L (en) 1988-04-30
IE60694B1 true IE60694B1 (en) 1994-08-10

Family

ID=26508777

Family Applications (1)

Application Number Title Priority Date Filing Date
IE291987A IE60694B1 (en) 1986-10-31 1987-10-30 "Process for preparing polyethlene articles of high tensile strength and modulus and low creep and articles thus obtained"

Country Status (19)

Country Link
US (1) US5128415A (enExample)
EP (1) EP0269151B2 (enExample)
KR (1) KR890700177A (enExample)
AT (1) ATE66703T1 (enExample)
AU (1) AU603838B2 (enExample)
BR (1) BR8707520A (enExample)
CA (1) CA1329873C (enExample)
DE (1) DE3772525D1 (enExample)
DK (1) DK359988D0 (enExample)
ES (1) ES2025633T3 (enExample)
FI (1) FI883113A7 (enExample)
GR (1) GR3003200T3 (enExample)
IE (1) IE60694B1 (enExample)
IL (1) IL84313A (enExample)
IN (1) IN170335B (enExample)
MX (1) MX168759B (enExample)
NO (1) NO170293C (enExample)
NZ (1) NZ222368A (enExample)
WO (1) WO1988003184A1 (enExample)

Families Citing this family (70)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3850905T2 (de) * 1987-05-06 1994-12-01 Mitsui Petrochemical Industries, Ltd., Tokio/Tokyo Molekular orientiertes geformtes Gebilde aus Ethylen-alpha-olefin-copolymer mit ultrahohem Molekulargewicht.
JPH089804B2 (ja) * 1987-12-03 1996-01-31 三井石油化学工業株式会社 初期伸びの改善されたポリオレフィン系繊維及びその製法
AU637484B2 (en) * 1990-11-19 1993-05-27 Commonwealth Industrial Gases Limited, The Beverage dispensing system cleaning apparatus
BE1006454A3 (nl) * 1992-12-21 1994-08-30 Dsm Nv Werkwijze voor het vervaardigen van polymere voorwerpen uitgaande van een oplossing.
US5721334A (en) * 1996-02-16 1998-02-24 Newyork Society For The Ruptured And Crippled Maintaining The Hospital For Special Surgery Process for producing ultra-high molecular weight low modulus polyethylene shaped articles via controlled pressure and temperature and compositions and articles produced therefrom
ES2320220T3 (es) 2004-01-01 2009-05-20 Dsm Ip Assets B.V. Articulo resistente a las balas.
CA2612434C (en) 2005-06-30 2014-11-18 Dsm Ip Assets B.V. Ballistic-resistant article
EP1746187A1 (en) 2005-07-18 2007-01-24 DSM IP Assets B.V. Polyethylene multi-filament yarn
EP2010858B1 (en) 2006-04-26 2018-07-18 DSM IP Assets B.V. Multilayered material sheet
BRPI0710941B1 (pt) 2006-04-26 2019-07-09 Dsm Ip Assets B.V. Folha de material de múltiplas camadas e artigo de resistência balística
EP2014445A1 (en) * 2007-07-09 2009-01-14 Teijin Aramid B.V. Polyethylene film with high tensile strength and high tensile energy to break
US9005753B2 (en) 2007-10-05 2015-04-14 Dsm Ip Assets B.V. Fibers of UHMWPE and a process for producing thereof
EP2205927B1 (en) 2007-10-31 2015-04-01 DSM IP Assets B.V. Process for the preparation of polymeric tape
EP2205928B1 (en) 2007-11-01 2016-11-23 DSM IP Assets B.V. Material sheet and process for its preparation
CN102015847B (zh) * 2008-04-29 2014-04-16 诺瓦摩尔有限公司 制备高强度聚乙烯膜的方法
EP2268484B2 (en) 2008-04-29 2016-12-21 DSM IP Assets B.V. Stack of first and second layers, a panel and a ballistic resistant article comprising the stack or panel
CN102149861B (zh) 2008-07-10 2013-09-18 帝人芳纶有限公司 制造高分子量聚乙烯纤维的方法
AU2009272751B2 (en) 2008-07-17 2014-03-20 Teijin Aramid B.V. Ballistic resistant articles comprising elongate bodies
KR101657486B1 (ko) 2009-01-09 2016-09-19 데이진 아라미드 비.브이. 인장 강도가 높고 파단 인장 에너지가 높은 폴리에틸렌 필름
EP2385963A2 (en) 2009-01-09 2011-11-16 Teijin Aramid B.V. Polyethylene film and method for the manufacture thereof
KR20120018303A (ko) 2009-03-31 2012-03-02 디에스엠 아이피 어셋츠 비.브이. 중합체 테이프를 제조하는 방법 및 장치
EP2459784B1 (en) 2009-07-27 2013-05-01 DSM IP Assets B.V. Polyolefin member and method of manufacturing by using an antifoaming agent
EP2598827B1 (en) 2010-07-29 2016-09-21 DSM IP Assets B.V. Ballistic resistant article
US20130291712A1 (en) 2010-09-08 2013-11-07 Dsm Ip Assets B.V. Multi-ballistic-impact resistant article
ES2790654T3 (es) 2010-12-14 2020-10-28 Dsm Ip Assets Bv Material para radomos y procedimiento para elaborar el mismo
CN103260868B (zh) 2010-12-14 2019-10-25 帝斯曼知识产权资产管理有限公司 带以及含有该带的产品
KR20140009348A (ko) 2011-02-17 2014-01-22 디에스엠 아이피 어셋츠 비.브이. 향상된 송신-에너지 물질 및 그의 제조 방법
US9428599B2 (en) 2011-02-24 2016-08-30 Dsm Ip Assets B.V. Multistage drawing process for drawing polymeric elongated objects
US9534066B2 (en) 2011-04-13 2017-01-03 Dsm Ip Assets B.V. Creep-optimized UHMWPE fiber
US10384408B2 (en) 2011-07-07 2019-08-20 Dsm Ip Assets B.V. Process for making a polymeric film
US20140327595A1 (en) 2011-09-12 2014-11-06 Dsm Ip Assets B.V.. Composite radome wall
USRE50459E1 (en) 2011-12-14 2025-06-17 Avient Protective Materials B.V. Ultra high molecular weight polyethylene multifilament yarn
EP2794258B1 (en) 2011-12-19 2018-03-21 DSM IP Assets B.V. Flexible composite material and use hereof, process for making a flexible composite material
ES2662998T3 (es) 2012-02-16 2018-04-10 Dsm Ip Assets B.V. Proceso para potenciar la coloración de un artículo de UHMWPE, artículo de color y productos que contienen el artículo
EP2822756B1 (en) 2012-03-09 2021-10-27 DSM IP Assets B.V. Composite panel
IN2014DN11161A (enExample) 2012-06-11 2015-10-02 Dsm Ip Assets Bv
KR20150036076A (ko) 2012-07-17 2015-04-07 디에스엠 아이피 어셋츠 비.브이. Uhmwpe 섬유를 포함하는 내마모성 제품
CN104737458A (zh) 2012-10-11 2015-06-24 帝斯曼知识产权资产管理有限公司 无线电力传送系统
WO2014057051A1 (en) 2012-10-12 2014-04-17 Dsm Ip Assets B.V. Composite antiballistic radome walls and methods of making the same
KR20160035574A (ko) 2013-07-02 2016-03-31 디에스엠 아이피 어셋츠 비.브이. 복합체 방탄 레이돔 벽 및 그의 제조 방법
EP3080480A2 (en) 2013-12-10 2016-10-19 DSM IP Assets B.V. Chain comprising polymeric links and a spacer
BR112016025723B1 (pt) 2014-05-06 2022-02-22 Dsm Ip Assets B.V. Válvula protética, conjunto de folhetos e método de fabricação da referida válvula protética
JP6566445B2 (ja) 2014-05-06 2019-08-28 ディーエスエム アイピー アセッツ ビー.ブイ.Dsm Ip Assets B.V. 人工弁の製造方法およびそれにより得られる弁
CN106536796B (zh) 2014-07-01 2019-07-12 帝斯曼知识产权资产管理有限公司 包含聚合物纤维的结构
CA2977908C (en) 2015-01-09 2023-01-03 Dsm Ip Assets B.V. Lightweight laminates and plate-carrier vests and other articles of manufacture therefrom
CN107660244A (zh) 2015-03-02 2018-02-02 帝斯曼知识产权资产管理有限公司 低滑脱捻接
EP3274501A1 (en) 2015-03-26 2018-01-31 DSM IP Assets B.V. Systems and methods for the transfer of color and other physical properties to fibers, braids, laminate composite materials, and other articles
CN107660242A (zh) 2015-05-28 2018-02-02 帝斯曼知识产权资产管理有限公司 聚合物链环
KR20180013917A (ko) 2015-05-28 2018-02-07 디에스엠 아이피 어셋츠 비.브이. 하이브리드 체인 링크
BR112017025034B1 (pt) 2015-05-28 2022-03-15 Dsm Ip Assets B.V. Elo de corrente, corrente e método para melhorar a resistência da corrente
AU2016321893B2 (en) 2015-09-18 2020-09-17 Avient Protective Materials B.V. Preformed sheet and ballistic-resistant article
CA3000801C (en) 2015-10-09 2023-09-12 Dsm Ip Assets B.V. High performance fibres composite sheet
JP2018529853A (ja) 2015-10-09 2018-10-11 ディーエスエム アイピー アセッツ ビー.ブイ.Dsm Ip Assets B.V. 複合長尺体
PT3390704T (pt) 2015-12-15 2020-08-26 Dsm Ip Assets Bv Fibra de baixa fluência
EP3202702A1 (en) 2016-02-02 2017-08-09 DSM IP Assets B.V. Method for bending a tension element over a pulley
EP3478490A1 (en) 2016-07-01 2019-05-08 DSM IP Assets B.V. Multilayer hybrid composite
WO2018114266A1 (en) 2016-12-21 2018-06-28 Dsm Ip Assets B.V. Ballistic-resistant assembly
EP3964611A1 (en) 2017-04-03 2022-03-09 DSM IP Assets B.V. Cut resistant filled lenghty body
EP3606983A1 (en) 2017-04-03 2020-02-12 DSM IP Assets B.V. High performance fibers hybrid sheet
WO2018184821A1 (en) 2017-04-06 2018-10-11 Dsm Ip Assets B.V. High performance fibers composite sheet
CN110892098B (zh) 2017-07-14 2022-11-04 帝斯曼知识产权资产管理有限公司 均匀的经填充的纱线
WO2019012130A1 (en) 2017-07-14 2019-01-17 Dsm Ip Assets B.V. Homogeneous filled yarn
WO2019197353A1 (en) 2018-04-13 2019-10-17 Dsm Ip Assets B.V. Modified porous polyolefin film and method for its production
IL285002B2 (en) 2019-03-01 2024-09-01 Dsm Ip Assets Bv Medical implant component comprising a composite biotextile and method of making
EP3930774B1 (en) 2019-03-01 2023-03-01 DSM IP Assets B.V. Method of making a composite biotextile and a medical implant comprising such composite biotextile
US12703810B2 (en) 2019-07-08 2026-08-11 Avient Protective Materials B.V. Strong and stretchable seam tape
WO2021089529A1 (en) 2019-11-04 2021-05-14 Dsm Ip Assets B.V. Polymer filled polyolefin fiber
WO2022049038A1 (en) 2020-09-01 2022-03-10 Dsm Ip Assets B.V. A polyurethane composite sheet, a method of making such composite sheet, and use thereof in making a medical implant
KR20240053640A (ko) 2021-09-07 2024-04-24 아비엔트 프로텍티브 머티리얼스 비.브이. 복합 연장체
WO2023110744A1 (en) 2021-12-13 2023-06-22 Dsm Ip Assets B.V. Composite sheets and medical implants comprising such sheets

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL177759B (nl) * 1979-06-27 1985-06-17 Stamicarbon Werkwijze ter vervaardiging van een polyetheendraad, en de aldus verkregen polyetheendraad.
NL8104728A (nl) * 1981-10-17 1983-05-16 Stamicarbon Werkwijze voor het vervaardigen van polyetheen filamenten met grote treksterkte.
US4551296A (en) * 1982-03-19 1985-11-05 Allied Corporation Producing high tenacity, high modulus crystalline article such as fiber or film
US4536536A (en) * 1982-03-19 1985-08-20 Allied Corporation High tenacity, high modulus polyethylene and polypropylene fibers and intermediates therefore
US4455273A (en) * 1982-09-30 1984-06-19 Allied Corporation Producing modified high performance polyolefin fiber
JPS60101032A (ja) * 1983-11-08 1985-06-05 Toyobo Co Ltd 高強力高弾性率結晶性重合体延伸物の製造方法
IN164745B (enExample) * 1984-05-11 1989-05-20 Stamicarbon
NL8402964A (nl) * 1984-09-28 1986-04-16 Stamicarbon Werkwijze voor het bereiden van polyalkeenfilms met hoge treksterkte en hoge modulus.
NL8500429A (nl) * 1984-09-28 1986-04-16 Stamicarbon Werkwijze voor het bereiden van hoogverstrekbare polymere gelvoorwerpen.

Also Published As

Publication number Publication date
IL84313A (en) 1991-03-10
NO170293C (no) 1992-09-30
MX168759B (es) 1993-06-07
ES2025633T3 (es) 1992-04-01
EP0269151B1 (en) 1991-08-28
NO882932D0 (no) 1988-06-30
KR890700177A (ko) 1989-03-10
FI883113L (fi) 1988-06-29
ATE66703T1 (de) 1991-09-15
IN170335B (enExample) 1992-03-14
FI883113A0 (fi) 1988-06-29
IE872919L (en) 1988-04-30
FI883113A7 (fi) 1988-06-29
NO882932L (no) 1988-06-30
EP0269151A1 (en) 1988-06-01
EP0269151B2 (en) 1996-06-26
DK359988A (da) 1988-06-29
WO1988003184A1 (en) 1988-05-05
NZ222368A (en) 1990-09-26
DE3772525D1 (de) 1991-10-02
US5128415A (en) 1992-07-07
GR3003200T3 (en) 1993-02-17
NO170293B (no) 1992-06-22
AU603838B2 (en) 1990-11-29
DK359988D0 (da) 1988-06-29
CA1329873C (en) 1994-05-31
AU8106787A (en) 1988-05-25
BR8707520A (pt) 1989-02-21

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