MX2020003386A - Proceso para formar un polvo. - Google Patents

Proceso para formar un polvo.

Info

Publication number
MX2020003386A
MX2020003386A MX2020003386A MX2020003386A MX2020003386A MX 2020003386 A MX2020003386 A MX 2020003386A MX 2020003386 A MX2020003386 A MX 2020003386A MX 2020003386 A MX2020003386 A MX 2020003386A MX 2020003386 A MX2020003386 A MX 2020003386A
Authority
MX
Mexico
Prior art keywords
polyolefin
solid particles
aqueous dispersion
acrylic dispersant
solids content
Prior art date
Application number
MX2020003386A
Other languages
English (en)
Inventor
Yi Fan
Daniel L Dermody
Craig F Gorin
Harpreet Singh
Sanjib Biswas
Thomas L Tomczak
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 MX2020003386A publication Critical patent/MX2020003386A/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/03—Powdery paints
    • C09D5/031—Powdery paints characterised by particle size or shape
    • 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
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • C08J3/124—Treatment for improving the free-flowing characteristics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/12—Making granules characterised by structure or composition
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/16—Auxiliary treatment of granules
    • 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
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/12—Making granules characterised by structure or composition
    • B29B2009/125—Micropellets, microgranules, microparticles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/16—Auxiliary treatment of granules
    • B29B2009/163—Coating, i.e. applying a layer of liquid or solid material on the granule
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/16—Auxiliary treatment of granules
    • B29B2009/168—Removing undesirable residual components, e.g. solvents, unreacted monomers; Degassing
    • 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
    • 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
    • B29K2033/00—Use of polymers of unsaturated acids or derivatives thereof as moulding material
    • B29K2033/04—Polymers of esters
    • B29K2033/08—Polymers of acrylic acid esters, e.g. PMA, i.e. polymethylacrylate
    • 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
    • B29K2033/00—Use of polymers of unsaturated acids or derivatives thereof as moulding material
    • B29K2033/04—Polymers of esters
    • B29K2033/12—Polymers of methacrylic acid esters, e.g. PMMA, i.e. polymethylmethacrylate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y70/00—Materials specially adapted for additive manufacturing
    • 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
    • C08J2323/08—Copolymers of ethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/54—Aqueous solutions or dispersions
    • 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
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Cosmetics (AREA)

Abstract

La presente descripción proporciona un proceso que incluye proporcionar una dispersión acuosa de poliolefina que tiene un 50 a 90% en peso de contenido de sólidos de dispersión, la dispersión acuosa de poliolefina que contiene partículas sólidas que contienen una poliolefina que incluye un polímero basado en etileno que tiene una temperatura de fusión de más de 115°C a 140°C, cera de poliolefina, dispersante acrílico; y una fase acuosa que incluye un exceso de dispersante acrílico; adición de agua diluida para formar una dispersión acuosa de poliolefina diluida que tiene 5 a menos de 50% en peso de contenido de sólidos; recoger las partículas sólidas; lavar las partículas sólidas con un agente de lavado para eliminar el exceso de dispersante acrílico; y la eliminación del agente de lavado para formar un polvo que tiene un tamaño de partícula promedio en volumen de 10 a 300 µm, una esfericidad de 0.92 a 1.0, una distribución de tamaño de partícula de 1 a menos de 2, una densidad de partículas de 98% a 100%, y un caudal en un membudo grande de 1 a 5 segundos.
MX2020003386A 2017-10-25 2018-10-22 Proceso para formar un polvo. MX2020003386A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201762576907P 2017-10-25 2017-10-25
PCT/US2018/056839 WO2019083873A1 (en) 2017-10-25 2018-10-22 PROCESS FOR POWDER FORMATION

Publications (1)

Publication Number Publication Date
MX2020003386A true MX2020003386A (es) 2020-08-03

Family

ID=64277803

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2020003386A MX2020003386A (es) 2017-10-25 2018-10-22 Proceso para formar un polvo.

Country Status (8)

Country Link
US (1) US11746195B2 (es)
EP (1) EP3700984B1 (es)
CN (1) CN111164162B (es)
AR (1) AR113465A1 (es)
BR (1) BR112020006043B1 (es)
CA (1) CA3079085A1 (es)
MX (1) MX2020003386A (es)
WO (1) WO2019083873A1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2940216T3 (es) * 2019-02-01 2023-05-04 Fuller H B Co Composición de resina termoestable en polvo seco

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3746681A (en) 1961-12-20 1973-07-17 Nat Distillers Chem Corp Process of preparing finely divided thermoplastic resins
CA1133156A (en) * 1977-10-17 1982-10-05 Leroy J. Memering Process for preparing polyolefin powder coatings
US4599392A (en) 1983-06-13 1986-07-08 The Dow Chemical Company Interpolymers of ethylene and unsaturated carboxylic acids
US4988781A (en) 1989-02-27 1991-01-29 The Dow Chemical Company Process for producing homogeneous modified copolymers of ethylene/alpha-olefin carboxylic acids or esters
US5847053A (en) 1991-10-15 1998-12-08 The Dow Chemical Company Ethylene polymer film made from ethylene polymer blends
US5677383A (en) 1991-10-15 1997-10-14 The Dow Chemical Company Fabricated articles made from ethylene polymer blends
US5938437A (en) 1998-04-02 1999-08-17 Devincenzo; John Bony anchor positioner
CA2411183C (en) 2002-11-05 2011-06-14 Nova Chemicals Corporation Heterogeneous/homogeneous copolymer
TW200517426A (en) * 2003-08-25 2005-06-01 Dow Global Technologies Inc Aqueous dispersion, its production method, and its use
US7947776B2 (en) * 2003-08-25 2011-05-24 Dow Global Technologies Llc Aqueous dispersion, its production method, and its use
US7763676B2 (en) 2003-08-25 2010-07-27 Dow Global Technologies Inc. Aqueous polymer dispersions and products from those dispersions
US7608668B2 (en) 2004-03-17 2009-10-27 Dow Global Technologies Inc. Ethylene/α-olefins block interpolymers
US8785531B2 (en) 2006-07-06 2014-07-22 Dow Global Technologies Llc Dispersions of olefin block copolymers
JP5509679B2 (ja) * 2008-06-27 2014-06-04 株式会社カネカ ポリオレフィン系樹脂発泡粒子の製造方法、該製造方法から得られるポリオレフィン系樹脂発泡粒子および型内発泡成形体
FR2939075B1 (fr) 2008-12-01 2010-12-17 Rhodia Operations Realisation d'article par fusion selective de couches de poudre de polymere
EP2551298B1 (en) * 2011-07-27 2014-12-31 Dow Global Technologies LLC Redispersible polymer powder from polyolefin dispersions and the use thereof in construction applications
CN105683229B (zh) * 2013-07-02 2019-09-27 陶氏环球技术有限责任公司 聚烯烃/(甲基)丙烯酸冲击改性剂和其制备方法
US10717894B2 (en) * 2014-04-15 2020-07-21 Basf Corp Rapid set aqueous coatings
EP3155052B1 (en) * 2014-06-12 2020-09-02 Dow Global Technologies LLC Powder coatings
CA2912292C (en) 2014-12-05 2022-10-18 Dow Global Technologies Llc Large particle organic extender
WO2016160228A1 (en) * 2015-03-31 2016-10-06 Dow Global Technologies Llc Spray dried polyolefin elastomer powder for rotational molding processes
AR113459A1 (es) 2017-10-25 2020-05-06 Dow Global Technologies Llc Proceso para formar un polvo

Also Published As

Publication number Publication date
US11746195B2 (en) 2023-09-05
AR113465A1 (es) 2020-05-06
EP3700984B1 (en) 2022-06-22
WO2019083873A1 (en) 2019-05-02
US20200339763A1 (en) 2020-10-29
CN111164162B (zh) 2022-04-29
BR112020006043B1 (pt) 2024-03-05
BR112020006043A2 (pt) 2020-10-06
EP3700984A1 (en) 2020-09-02
CN111164162A (zh) 2020-05-15
CA3079085A1 (en) 2019-05-02

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