BR112023023281A2 - Ésteres insaturados contendo um aditivo para reduzir e estabilizar o índice de amarelamento - Google Patents

Ésteres insaturados contendo um aditivo para reduzir e estabilizar o índice de amarelamento

Info

Publication number
BR112023023281A2
BR112023023281A2 BR112023023281A BR112023023281A BR112023023281A2 BR 112023023281 A2 BR112023023281 A2 BR 112023023281A2 BR 112023023281 A BR112023023281 A BR 112023023281A BR 112023023281 A BR112023023281 A BR 112023023281A BR 112023023281 A2 BR112023023281 A2 BR 112023023281A2
Authority
BR
Brazil
Prior art keywords
yellowing index
stabilize
additive
reduce
acrylates
Prior art date
Application number
BR112023023281A
Other languages
English (en)
Portuguese (pt)
Inventor
Andrea Wittkowski
Andreas Rühling
Ait Aissa Belaid
Bruno Keller
Helmut König Daniel
Florian Zschunke
Rudolf Burghardt
Steffen Krill
Sven Balk
Original Assignee
Roehm Gmbh
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 Roehm Gmbh filed Critical Roehm Gmbh
Publication of BR112023023281A2 publication Critical patent/BR112023023281A2/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/62—Use of additives, e.g. for stabilisation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/07—Aldehydes; Ketones
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/52—Esters of acyclic unsaturated carboxylic acids having the esterified carboxyl group bound to an acyclic carbon atom
    • C07C69/533—Monocarboxylic acid esters having only one carbon-to-carbon double bond
    • C07C69/54—Acrylic acid esters; Methacrylic acid esters
    • 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
    • C08F20/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F20/02—Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
    • C08F20/10—Esters
    • C08F20/12—Esters of monohydric alcohols or phenols
    • C08F20/14—Methyl esters, e.g. methyl (meth)acrylate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/13—Phenols; Phenolates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/13—Phenols; Phenolates
    • C08K5/132—Phenols containing keto groups, e.g. benzophenones
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
BR112023023281A 2021-05-10 2022-04-29 Ésteres insaturados contendo um aditivo para reduzir e estabilizar o índice de amarelamento BR112023023281A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP21172931 2021-05-10
PCT/EP2022/061442 WO2022238144A1 (de) 2021-05-10 2022-04-29 Ungesättigte ester, enthaltend ein additiv zur reduktion und stabilisierung des gelbwertes

Publications (1)

Publication Number Publication Date
BR112023023281A2 true BR112023023281A2 (pt) 2024-01-23

Family

ID=76180846

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112023023281A BR112023023281A2 (pt) 2021-05-10 2022-04-29 Ésteres insaturados contendo um aditivo para reduzir e estabilizar o índice de amarelamento

Country Status (8)

Country Link
US (1) US20250282929A1 (https=)
EP (1) EP4337633A1 (https=)
JP (1) JP2024518080A (https=)
KR (1) KR20240006654A (https=)
CN (1) CN117279885A (https=)
BR (1) BR112023023281A2 (https=)
TW (1) TW202311223A (https=)
WO (1) WO2022238144A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI845945B (zh) * 2021-05-20 2024-06-21 日商三菱化學股份有限公司 單體組成物、甲基丙烯酸系樹脂組成物及樹脂成形體

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2848499A (en) 1956-05-09 1958-08-19 Celanese Corp Preparation of unsaturated aldehydes
DE3106557A1 (de) 1981-02-21 1982-09-16 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von (alpha)-alkylacroleinen
JPS606635A (ja) * 1983-06-24 1985-01-14 Mitsubishi Petrochem Co Ltd １，２−不飽和カルボン酸および／またはそのエステルの精製法
DE3740293A1 (de) 1987-11-27 1989-06-01 Hoechst Ag Verfahren zur herstellung von alpha-alkylacroleinen
JP3069420B2 (ja) 1991-11-05 2000-07-24 ダイセル化学工業株式会社 反応器および反応方法
US5468899A (en) * 1995-01-11 1995-11-21 Bauer, Jr.; William Process for purifying α,β-unsaturated esters
SG71815A1 (en) 1997-07-08 2000-04-18 Asahi Chemical Ind Method of producing methyl methacrylate
JP3792449B2 (ja) * 1999-09-01 2006-07-05 三菱レイヨン株式会社 メタクリル酸の精製法
DE10144490A1 (de) * 2001-09-10 2003-03-27 Basf Ag Verfahren zur Herstellung von (Meth)acrylsäureestern
JP4076227B2 (ja) 2001-12-21 2008-04-16 旭化成ケミカルズ株式会社 酸化物触媒組成物
JP4173757B2 (ja) 2003-03-26 2008-10-29 ジヤトコ株式会社 ロックアップクラッチの寿命判定方法及びスリップロックアップ領域設定方法並びに寿命判定装置
US7141702B2 (en) 2004-03-26 2006-11-28 Council Of Scientific And Industrial Research Process for the synthesis of α-substituted acroleins
CA2744402C (en) * 2008-12-18 2018-06-05 Lucite International Uk Limited Methyl methacrylate purification process
EP2986589B1 (de) 2013-04-19 2018-03-14 Evonik Röhm GmbH Verfahren zur herstellung von methylmethacrylat
JP6202037B2 (ja) * 2015-04-09 2017-09-27 ダイキン工業株式会社 組成物
TWI715627B (zh) 2015-09-16 2021-01-11 德商羅伊姆公司 含鈉鹽之mma-甲醇混合物的萃取後處理
EP3450422A1 (de) 2017-08-29 2019-03-06 Evonik Röhm GmbH Verfahren zur herstellung optischer formmassen

Also Published As

Publication number Publication date
WO2022238144A1 (de) 2022-11-17
CN117279885A (zh) 2023-12-22
JP2024518080A (ja) 2024-04-24
KR20240006654A (ko) 2024-01-15
EP4337633A1 (de) 2024-03-20
US20250282929A1 (en) 2025-09-11
TW202311223A (zh) 2023-03-16

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