BR112023027040A2 - Processo de preparação de polímeros vinilaromáticos - Google Patents

Processo de preparação de polímeros vinilaromáticos

Info

Publication number
BR112023027040A2
BR112023027040A2 BR112023027040A BR112023027040A BR112023027040A2 BR 112023027040 A2 BR112023027040 A2 BR 112023027040A2 BR 112023027040 A BR112023027040 A BR 112023027040A BR 112023027040 A BR112023027040 A BR 112023027040A BR 112023027040 A2 BR112023027040 A2 BR 112023027040A2
Authority
BR
Brazil
Prior art keywords
mass
reaction mixture
liquid phase
leaving
pfr
Prior art date
Application number
BR112023027040A
Other languages
English (en)
Portuguese (pt)
Inventor
Aldo Longo
Alessandro Casalini
Emilj Soncin
Nicola Fiorotto
Original Assignee
Versalis Spa
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 Versalis Spa filed Critical Versalis Spa
Publication of BR112023027040A2 publication Critical patent/BR112023027040A2/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
    • C08F12/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
    • C08F12/02—Monomers containing only one unsaturated aliphatic radical
    • C08F12/04—Monomers containing only one unsaturated aliphatic radical containing one ring
    • C08F12/06—Hydrocarbons
    • C08F12/08—Styrene
    • 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
    • C08F2/02—Polymerisation in bulk
    • 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
    • C08F4/28—Oxygen or compounds releasing free oxygen
    • C08F4/32—Organic compounds
    • C08F4/36—Per-compounds with more than one peroxy radical

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
BR112023027040A 2021-07-02 2022-06-28 Processo de preparação de polímeros vinilaromáticos BR112023027040A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT102021000017519A IT202100017519A1 (it) 2021-07-02 2021-07-02 Procedimento per la preparazione di polimeri vinilaromatici.
PCT/IB2022/055998 WO2023275746A1 (en) 2021-07-02 2022-06-28 Process for the preparation of vinylaromatic polymers

Publications (1)

Publication Number Publication Date
BR112023027040A2 true BR112023027040A2 (pt) 2024-03-12

Family

ID=77802155

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112023027040A BR112023027040A2 (pt) 2021-07-02 2022-06-28 Processo de preparação de polímeros vinilaromáticos

Country Status (9)

Country Link
US (1) US20240317906A1 (https=)
EP (1) EP4363460A1 (https=)
JP (1) JP2024526139A (https=)
KR (1) KR20240027601A (https=)
CN (1) CN117597370A (https=)
BR (1) BR112023027040A2 (https=)
IT (1) IT202100017519A1 (https=)
TW (1) TWI907710B (https=)
WO (1) WO2023275746A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2026003793A1 (en) 2024-06-28 2026-01-02 Versalis S.P.A. Recycled vinyl aromatic polymers decontamination process for food-contact grade applications
CN119638880A (zh) * 2024-11-05 2025-03-18 大连理工大学 一种ms树脂的制备方法
CN119431650B (zh) * 2025-01-10 2025-12-05 拓烯科技(衢州)有限公司 一种甲基丙烯酸系聚合物及其制备方法

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE513431A (https=) 1951-09-10
US3821330A (en) 1969-12-22 1974-06-28 Du Pont Continuous polymerization of acrylics
DE2343871A1 (de) 1973-08-31 1975-04-03 Basf Ag Verfahren zur herstellung von einheitlichen polymerisaten.
US3903202A (en) 1973-09-19 1975-09-02 Monsanto Co Continuous mass polymerization process for polyblends
NL7700412A (nl) 1977-01-15 1978-07-18 Synres Internationaal Nv Continu bereiding van polymeren in de massa.
CH649230A5 (de) * 1982-06-03 1985-05-15 Sulzer Ag Reaktor zur kontinuierlichen durchfuehrung von polymerisationen in hochviskosen medien.
US4777210A (en) 1986-07-25 1988-10-11 Cosden Technology, Inc. Continuous production of high impact polystyrene
JP2560342B2 (ja) 1987-09-11 1996-12-04 大日本インキ化学工業株式会社 スチレン系樹脂の連続塊状重合法
DE69229609T2 (de) * 1991-02-08 2000-02-24 Fina Technology, Inc. Reduzierung der Polymerisationsinhibitoreinheit in Recyclagestrom
JP3872185B2 (ja) * 1997-09-30 2007-01-24 三井化学株式会社 スチレン系樹脂の製造方法
US6162880A (en) * 1998-07-22 2000-12-19 Fina Technology, Inc. Purification of polystyrene recycle streams
IT1314260B1 (it) * 1999-12-03 2002-12-06 Enichem Spa Procedimento per la produzione di polimeri vinilaromaticieventualmente contenenti un nitrile etilenicamente insaturo.
FR2827868A1 (fr) * 2001-07-30 2003-01-31 Bp Chem Int Ltd Procede et dispositif de fabrication en continu d'un polymere d'alcoylene aromatique
ITMI20020584A1 (it) 2002-03-20 2003-09-22 Polimeri Europa Spa Composizioni a base di polimeri vinilaromatici espandibili a migliorata espandibilita'
JP2006052350A (ja) * 2004-08-13 2006-02-23 Nippon A & L Kk 光学特性に優れる芳香族ビニル系樹脂組成物
ITMI20072324A1 (it) * 2007-12-12 2009-06-13 Polimeri Europa Spa Procedimento semi-continuo integrato per la produzione di (co)polimeri vinilaromatici antiurto mediante polimerizzazione in sequenza anionica/radicalica
JP2009235328A (ja) * 2008-03-28 2009-10-15 Toray Ind Inc 熱可塑性樹脂組成物の製造方法
RU2682609C2 (ru) 2015-01-30 2019-03-19 ВЕРСАЛИС С.п.А. Вспениваемые композиции из винилароматических полимеров
JP6700005B2 (ja) * 2015-08-12 2020-05-27 東洋スチレン株式会社 ゴム変性スチレン系樹脂組成物、および成形体
TWI643912B (zh) * 2017-07-05 2018-12-11 奇美實業股份有限公司 樹脂組成物及其應用
CN109180871A (zh) * 2018-01-01 2019-01-11 杨青岚 橡胶改性苯乙烯连续本体聚合方法
CN108659153B (zh) * 2018-06-11 2020-10-02 上海赛科石油化工有限责任公司 冲击强度改进的通用聚苯乙烯及其制备方法

Also Published As

Publication number Publication date
WO2023275746A1 (en) 2023-01-05
KR20240027601A (ko) 2024-03-04
IT202100017519A1 (it) 2023-01-02
US20240317906A1 (en) 2024-09-26
TWI907710B (zh) 2025-12-11
JP2024526139A (ja) 2024-07-17
EP4363460A1 (en) 2024-05-08
TW202319401A (zh) 2023-05-16
CN117597370A (zh) 2024-02-23

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