[go: up one dir, main page]

MX2012002545A - Articulos moldeados rotatorios, y metodo para fabricarlos. - Google Patents

Articulos moldeados rotatorios, y metodo para fabricarlos.

Info

Publication number
MX2012002545A
MX2012002545A MX2012002545A MX2012002545A MX2012002545A MX 2012002545 A MX2012002545 A MX 2012002545A MX 2012002545 A MX2012002545 A MX 2012002545A MX 2012002545 A MX2012002545 A MX 2012002545A MX 2012002545 A MX2012002545 A MX 2012002545A
Authority
MX
Mexico
Prior art keywords
range
molded articles
rotational molded
making
less
Prior art date
Application number
MX2012002545A
Other languages
English (en)
Inventor
Mridula Kapur
William Michie
Nathan Wiker
Mark Davis
Debra Wilson
Peter Schindler
Original Assignee
Dow Global Technologies Llc
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 Dow Global Technologies Llc filed Critical Dow Global Technologies Llc
Publication of MX2012002545A publication Critical patent/MX2012002545A/es

Links

Classifications

    • 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
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/02—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B29C41/04—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
    • 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
    • B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76—Measuring, controlling or regulating
    • B29C2945/76003—Measured parameter
    • B29C2945/7605—Viscosity
    • 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
    • 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
    • B29K2995/0088—Molecular weight
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F4/00—Polymerisation catalysts
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/65912—Component covered by group C08F4/64 containing a transition metal-carbon bond in combination with an organoaluminium compound
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F4/00—Polymerisation catalysts
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/6592—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
    • C08F4/65922—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring containing at least two cyclopentadienyl rings, fused or not
    • C08F4/65925—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring containing at least two cyclopentadienyl rings, fused or not two cyclopentadienyl rings being mutually non-bridged
    • 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
    • C08L2205/06—Polymer mixtures characterised by other features having improved processability or containing aids for moulding methods
    • 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
    • C08L2314/06—Metallocene or single site catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Moulding By Coating Moulds (AREA)

Abstract

La presente proporciona artículos moldeados rotatorios, y método para fabricarlos. Los artículos moldeados rotatorios de acuerdo con la presente invención comprenden una composición de polietileno que comprende: (a) al menos 85 por ciento en peso de las unidades derivadas de etileno; y (b) menos del 15 por ciento en peso de unidades derivadas de uno o más comonómeros de a-olefina; donde la composición de polietileno tiene una densidad en el rango de 0.930 a 0.945 g/cm3, una distribución de peso molecular (Mw/Mn) en el rango de 1.70 a 3.50, un índice de fusión (I2) en el rango de 0.5 a 20 g/10 minutos, una distribución de peso molecular (MZ/MW) en el rango de menos de 2.5, insaturación de vinilo menor que 0.06 vinilos por mil átomos de carbono presentes en la estructura principal de la composición de polietileno.
MX2012002545A 2009-08-28 2010-08-23 Articulos moldeados rotatorios, y metodo para fabricarlos. MX2012002545A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US23789109P 2009-08-28 2009-08-28
PCT/US2010/046367 WO2011025742A1 (en) 2009-08-28 2010-08-23 Rotational molded articles, and method of making the same

Publications (1)

Publication Number Publication Date
MX2012002545A true MX2012002545A (es) 2012-04-02

Family

ID=43037815

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2012002545A MX2012002545A (es) 2009-08-28 2010-08-23 Articulos moldeados rotatorios, y metodo para fabricarlos.

Country Status (8)

Country Link
US (1) US8486323B2 (es)
EP (1) EP2470340B1 (es)
CN (1) CN102574314B (es)
BR (1) BR112012003539A2 (es)
ES (1) ES2755903T3 (es)
MX (1) MX2012002545A (es)
MY (1) MY162909A (es)
WO (1) WO2011025742A1 (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9181362B2 (en) * 2008-01-29 2015-11-10 Dow Global Technologies Llc Polyethylene compositions, method of producing the same, articles made therefrom, and method of making the same
BR112013030295B1 (pt) * 2011-05-27 2021-01-05 Dow Global Technologies Llc composição de mistura de polietileno e artigo
CA2777386C (en) 2012-05-17 2020-06-30 Nova Chemicals Corporation Rotomolding resin
CA2834068C (en) 2013-11-18 2020-07-28 Nova Chemicals Corporation Enhanced escr bimodal rotomolding resin
PL3186311T3 (pl) * 2014-08-29 2023-09-18 Dow Global Technologies Llc Żywice na bazie etylenu do stosowania w zamknięciach
ES2669506T3 (es) * 2014-11-13 2018-05-28 Total Research & Technology Feluy Resina de polietileno catalizado con metaloceno
US10995203B2 (en) * 2016-07-21 2021-05-04 Exxonmobil Chemical Patents Inc. Rotomolded compositions, articles, and processes for making the same
CN107538664B (zh) * 2017-09-08 2019-03-29 合肥工业大学 一种节能环保全自动浸渍成型装置
EP3768739B1 (en) 2018-03-19 2025-07-23 Univation Technologies, LLC Ethylene/1-hexene copolymer
ES2956270T3 (es) 2019-05-31 2023-12-18 Nova Chem Int Sa Resina de rotomoldeo bimodal con mejor ductilidad y ESCR
WO2021214584A1 (en) 2020-04-20 2021-10-28 Nova Chemicals (International) S.A. Rotomolding compositions with low relative elasticity
KR20230156713A (ko) * 2021-03-19 2023-11-14 노바 케미컬즈 (인터내셔널) 소시에테 아노님 고밀도 폴리에틸렌 조성물

Family Cites Families (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4621952A (en) 1981-07-28 1986-11-11 Union Carbide Corporation Fluidized bed discharge process
US4543399A (en) 1982-03-24 1985-09-24 Union Carbide Corporation Fluidized bed reaction systems
US4933149A (en) 1984-08-24 1990-06-12 Union Carbide Chemicals And Plastics Company Inc. Fluidized bed polymerization reactors
US4798081A (en) 1985-11-27 1989-01-17 The Dow Chemical Company High temperature continuous viscometry coupled with analytic temperature rising elution fractionation for evaluating crystalline and semi-crystalline polymers
US5089321A (en) 1991-01-10 1992-02-18 The Dow Chemical Company Multilayer polyolefinic film structures having improved heat seal characteristics
US5292845A (en) 1992-01-23 1994-03-08 Mitsui Petrochemical Industries, Ltd. Ethylene/alpha-olefin/7-methyl-1,6-octadiene copolymer rubber and composition of the same
US6448341B1 (en) 1993-01-29 2002-09-10 The Dow Chemical Company Ethylene interpolymer blend compositions
US5462999A (en) 1993-04-26 1995-10-31 Exxon Chemical Patents Inc. Process for polymerizing monomers in fluidized beds
KR100190268B1 (ko) 1993-04-26 1999-06-01 에인혼 해롤드 유동상에서 단량체를 중합시키는 방법
US6384156B1 (en) 1994-08-02 2002-05-07 Union Carbide Chemicals & Plastics Technology Corporation Gas phase polymerization process
KR19990087479A (ko) 1996-03-04 1999-12-27 데니스 피. 산티니 성형 제품
US6485662B1 (en) 1996-12-03 2002-11-26 Union Carbide Chemicals & Plastics Technology Corporation Process for preparing a simulated in situ polyethylene blend
JPH10193379A (ja) 1997-01-08 1998-07-28 Mitsui Chem Inc ポリエチレン製射出成形体
TW340128B (en) 1997-04-28 1998-09-11 Ind Tech Res Inst Syndiotactic polystyrene composition
JPH1160632A (ja) 1997-08-11 1999-03-02 Asahi Chem Ind Co Ltd エチレン重合体
EP1023390B1 (en) 1997-09-19 2004-02-04 The Dow Chemical Company Narrow mwd, compositionally optimized ethylene interpolymer composition, process for making the same and article made therefrom
US6242545B1 (en) 1997-12-08 2001-06-05 Univation Technologies Polymerization catalyst systems comprising substituted hafinocenes
CA2245375C (en) 1998-08-19 2006-08-15 Nova Chemicals Ltd. Dual reactor polyethylene process using a phosphinimine catalyst
JP2001089615A (ja) 1999-07-16 2001-04-03 Mitsui Chemicals Inc 回転成形用ポリエチレン樹脂組成物およびその組成物を用いた回転成形体
US6541412B1 (en) 1999-12-10 2003-04-01 Univation Technologies, Llc Catalyst system method for preparing and using same in a polymerization process
CA2298423A1 (en) 2000-02-10 2001-08-10 Nova Chemicals Ltd. Injection molding resin
GB0025195D0 (en) 2000-10-13 2000-11-29 Borealis Tech Oy Liquid container
US20020107343A1 (en) 2001-02-08 2002-08-08 Mitsui Chemicals, Inc. Ethylene polymer, preparation process thereof and molded articles of the same
DK1409245T3 (da) 2001-07-04 2006-10-30 Total Petrochemicals Res Feluy Blanke tuber og rör
EP1287969A1 (en) 2001-08-24 2003-03-05 Atofina Research S.A. Injection blow moulded metallocene polyethylene container
EP1357136A1 (en) 2002-04-26 2003-10-29 ATOFINA Research Injection molded article out of high density polyethylene prepared with a metallocene catalyst
CN102443209B (zh) 2002-04-26 2017-04-12 道达尔研究技术弗吕公司 用聚乙烯制备的旋转模塑制品
JP2006501352A (ja) 2002-10-01 2006-01-12 エクソンモービル・ケミカル・パテンツ・インク 射出成形用ポリエチレン組成物
US7396881B2 (en) 2002-10-01 2008-07-08 Exxonmobil Chemical Patents Inc. Polyethylene compositions for rotational molding
US7396878B2 (en) 2002-10-01 2008-07-08 Exxonmobil Chemical Patents Inc. Polyethylene compositions for injection molding
CA2413096C (en) 2002-11-28 2010-12-21 Nova Chemicals Corporation Thin walled polyethylene container
JP2004238493A (ja) 2003-02-06 2004-08-26 Chisso Corp オレフィン重合体の製造法
CA2435986C (en) * 2003-07-24 2011-08-30 Nova Chemicals Corporation Rotomolding process with reduced cycle times
US20050107560A1 (en) 2003-11-17 2005-05-19 Mota Carlos A. Injection molded articles
US7078467B1 (en) 2005-06-14 2006-07-18 Univation Technologies, Llc Single catalyst low, medium and high density polyethylenes
EP2441470B1 (en) 2006-03-14 2014-05-07 Oregon Health and Science University Methods for producing an immune response to tuberculosis
CA2651305A1 (en) 2006-06-27 2008-01-03 Univation Technologies, Llc Polymers made with metallocene catalysts, for use in rotomolding and injection molding products
MX2009013622A (es) 2008-01-29 2010-01-20 Dow Global Technologies Inc Composiciones de polietileno, metodo para producir las mismas, articulos hechos a partir de las mismas y metodo para hacer los mismos.
US20110003940A1 (en) 2009-07-01 2011-01-06 Dow Global Technologies Inc. Ethylene-based polymer compositions for use as a blend component in shrinkage film applications

Also Published As

Publication number Publication date
MY162909A (en) 2017-07-31
EP2470340A1 (en) 2012-07-04
CN102574314A (zh) 2012-07-11
US20120142881A1 (en) 2012-06-07
EP2470340B1 (en) 2019-09-25
BR112012003539A2 (pt) 2017-05-23
CN102574314B (zh) 2016-09-28
ES2755903T3 (es) 2020-04-24
WO2011025742A1 (en) 2011-03-03
US8486323B2 (en) 2013-07-16

Similar Documents

Publication Publication Date Title
MX2012002545A (es) Articulos moldeados rotatorios, y metodo para fabricarlos.
MX2012010780A (es) Fibras bicomponentes.
MX2014015911A (es) Una composicion de mezcla de polietileno adecuada para peliculas sopladas y peliculas fabricadas a partir de la misma.
WO2012134700A3 (en) Process to produce enhanced melt strength ethylene/alpha-olefin copolymers and articles thereof
MX2011007153A (es) Composiciones de copolimero de propileno aleatorio, articulos y procedimiento.
MX338964B (es) Ldpe novedoso que hace posible la alta produccion y buena optica cuando es mezclado con otros polimeros.
MX2010007298A (es) Composiciones de polimeros basados en etileno, metodos para hacer las mismas y articulos preparados a partir de las mismas.
MX366914B (es) Composición de mezcla de poliolefina, y películas hechas a partir de la misma.
ZA200808537B (en) Polyolefin compositions,articles made therefrom and methods for preparing the same
MX2010004504A (es) Composiciones de polietileno, metodo de produccion de las mismas, fibras elaboradas de las mismas y metodo para elaborar las mismas.
IN2012DN02219A (es)
WO2010039628A3 (en) POLYMER BLENDS WITH ETHYLENE/α-OLEFIN INTERPOLYMERS
WO2010128826A3 (ko) 올레핀계 중합체 및 이를 포함하는 섬유
WO2011090859A8 (en) Ethylene copolymers, methods for their production, and use
MX2014015721A (es) Una composicion de mezcla de polietileno adecuada para peliculas sopladas y peliculas fabricadas a partir de la misma.
MX2015000904A (es) Una composicion de polietileno lineal de baja densidad adecuada para peliculas fundidas.
MX2012001581A (es) Polipropileno mejorado para su uso en aplicaciones de polipropileno biaxialmente orientado.
WO2010025342A3 (en) Process and compositions for injections blow molding
TW200617026A (en) Polyethylene and catalyst composition for its preparation
TW200712063A (en) Propylene polymers having broad molecular weight distribution
MY160831A (en) Improved water-soluble film having blend of pvoh polymers, and packets made therefrom
MX2009008330A (es) Metodos de controlar propiedades de polimeros.
PL1985660T3 (pl) Rury zawierające polietylen odporny na powolną propagację pęknięć
MY181780A (en) Sealant composition
MY160413A (en) Maleimide copolymer, process for the production thereof, and heat-resistant resin compositions containing same

Legal Events

Date Code Title Description
FG Grant or registration