BR112018009036A2 - polimerizações via radicais livres a alta pressão para produzir polímeros à base de etileno - Google Patents

polimerizações via radicais livres a alta pressão para produzir polímeros à base de etileno

Info

Publication number
BR112018009036A2
BR112018009036A2 BR112018009036A BR112018009036A BR112018009036A2 BR 112018009036 A2 BR112018009036 A2 BR 112018009036A2 BR 112018009036 A BR112018009036 A BR 112018009036A BR 112018009036 A BR112018009036 A BR 112018009036A BR 112018009036 A2 BR112018009036 A2 BR 112018009036A2
Authority
BR
Brazil
Prior art keywords
ethylene
optionally
free radical
polymer
high pressure
Prior art date
Application number
BR112018009036A
Other languages
English (en)
Other versions
BR112018009036B1 (pt
BR112018009036A8 (pt
Inventor
J F Hosman Cornelis
Flores Joaquin
Rodriguez Luiz
E Bishop Michael
J Berbee Otto
Munjal Sarat
E Gonçalves Sergio
Original Assignee
Dow Brasil Sudeste Ind Ltda
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 Brasil Sudeste Ind Ltda, Dow Global Technologies Llc filed Critical Dow Brasil Sudeste Ind Ltda
Publication of BR112018009036A2 publication Critical patent/BR112018009036A2/pt
Publication of BR112018009036A8 publication Critical patent/BR112018009036A8/pt
Publication of BR112018009036B1 publication Critical patent/BR112018009036B1/pt

Links

Classifications

    • 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
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F10/02—Ethene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0006—Controlling or regulating processes
    • B01J19/0013—Controlling the temperature of the process
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/18—Stationary reactors having moving elements inside
    • B01J19/1812—Tubular reactors
    • 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
    • C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F110/02—Ethene
    • 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
    • C08F2/00—Processes of polymerisation
    • C08F2/01—Processes of polymerisation characterised by special features of the polymerisation apparatus used
    • 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
    • C08F2/00—Processes of polymerisation
    • C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00159—Controlling the temperature controlling multiple zones along the direction of flow, e.g. pre-heating and after-cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00162—Controlling or regulating processes controlling the pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00761—Details of the reactor
    • B01J2219/00763—Baffles
    • 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
    • C08F2500/00—Characteristics or properties of obtained polyolefins; Use thereof
    • C08F2500/08—Low density, i.e. < 0.91 g/cm3
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Abstract

um processo para formar um polímero à base de etileno, o referido processo compreendendo pelo menos o seguinte: polimerização de uma mistura compreendendo etileno, na presença de pelo menos um iniciador de radicais livres, e em uma configuração de reator compreendendo pelo menos três zonas de reação e pelo menos duas correntes de alimentação de etileno; e em que a pressão de entrada da primeira zona de reação é menor ou igual a 3.200 bar; e em que a quantidade de etileno e, opcionalmente, de um ou mais comonômeros, e opcionalmente um ou mais ctas, alimentados à primeira zona de reação é de 40% molar a 80% molar com base no total de mols de etileno e, opcionalmente, um ou mais comonômeros e, opcionalmente, um ou mais ctas, alimentados à polimerização; e em que a temperatura média de polimerização dos primeiros 40% em peso de polímero formado (apt40% em peso) (com base na quantidade total de polímero formado) é menor ou igual a 200°c.
BR112018009036-0A 2015-11-10 2016-11-10 Processo para formar um polímero à base de etileno BR112018009036B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP15382554.2A EP3168237A1 (en) 2015-11-10 2015-11-10 High pressure, free radical polymerizations to produce ethylene-based polymers
EPEP15382554.2 2015-11-10
PCT/US2016/061390 WO2017083559A1 (en) 2015-11-10 2016-11-10 High pressure, free radical polymerizations to produce ethylene-based polymers

Publications (3)

Publication Number Publication Date
BR112018009036A2 true BR112018009036A2 (pt) 2018-10-30
BR112018009036A8 BR112018009036A8 (pt) 2019-02-26
BR112018009036B1 BR112018009036B1 (pt) 2022-01-04

Family

ID=54557355

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112018009036-0A BR112018009036B1 (pt) 2015-11-10 2016-11-10 Processo para formar um polímero à base de etileno

Country Status (9)

Country Link
US (1) US10494457B2 (pt)
EP (2) EP3168237A1 (pt)
JP (1) JP6937298B2 (pt)
KR (1) KR20180081084A (pt)
CN (1) CN108473604B (pt)
BR (1) BR112018009036B1 (pt)
ES (1) ES2776631T3 (pt)
SG (1) SG11201803782VA (pt)
WO (1) WO2017083559A1 (pt)

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Also Published As

Publication number Publication date
SG11201803782VA (en) 2018-06-28
EP3168237A1 (en) 2017-05-17
ES2776631T3 (es) 2020-07-31
JP2018532861A (ja) 2018-11-08
WO2017083559A1 (en) 2017-05-18
CN108473604A (zh) 2018-08-31
US10494457B2 (en) 2019-12-03
CN108473604B (zh) 2020-10-16
EP3374405A1 (en) 2018-09-19
EP3374405B1 (en) 2020-02-12
BR112018009036B1 (pt) 2022-01-04
KR20180081084A (ko) 2018-07-13
BR112018009036A8 (pt) 2019-02-26
US20180305476A1 (en) 2018-10-25
JP6937298B2 (ja) 2021-09-22

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B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

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