UY38276A - Formación de ésteres de ácido tereftálico - Google Patents

Formación de ésteres de ácido tereftálico

Info

Publication number
UY38276A
UY38276A UY0001038276A UY38276A UY38276A UY 38276 A UY38276 A UY 38276A UY 0001038276 A UY0001038276 A UY 0001038276A UY 38276 A UY38276 A UY 38276A UY 38276 A UY38276 A UY 38276A
Authority
UY
Uruguay
Prior art keywords
formation
acid esters
terephthalic acid
dmt
dimethyl terephthalate
Prior art date
Application number
UY0001038276A
Other languages
English (en)
Inventor
Hatem Essaddam
Fares Essaddam
Original Assignee
9449710 Canada Inc
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 9449710 Canada Inc filed Critical 9449710 Canada Inc
Publication of UY38276A publication Critical patent/UY38276A/es

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/68Preparation of metal alcoholates
    • C07C29/70Preparation of metal alcoholates by converting hydroxy groups to O-metal groups
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J11/00Recovery or working-up of waste materials
    • C08J11/04Recovery or working-up of waste materials of polymers
    • C08J11/10Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
    • C08J11/18Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material
    • C08J11/22Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/09Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis
    • C07C29/095Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis of esters of organic acids
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/128Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by alcoholysis
    • C07C29/1285Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by alcoholysis of esters of organic acids
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/60Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by elimination of -OH groups, e.g. by dehydration
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C31/00Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
    • C07C31/18Polyhydroxylic acyclic alcohols
    • C07C31/20Dihydroxylic alcohols
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C31/00Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
    • C07C31/18Polyhydroxylic acyclic alcohols
    • C07C31/20Dihydroxylic alcohols
    • C07C31/202Ethylene glycol
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C31/00Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
    • C07C31/28Metal alcoholates
    • C07C31/30Alkali metal or alkaline earth metal alcoholates
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/09Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00Preparation of carboxylic acid esters
    • C07C67/03Preparation of carboxylic acid esters by reacting an ester group with a hydroxy group
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00Preparation of carboxylic acid esters
    • C07C67/08Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00Preparation of carboxylic acid esters
    • C07C67/30Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
    • C07C67/317Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups
    • C07C67/327Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups by elimination of functional groups containing oxygen only in singly bound form
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/76Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring
    • C07C69/80Phthalic acid esters
    • C07C69/82Terephthalic acid esters
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J11/00Recovery or working-up of waste materials
    • C08J11/04Recovery or working-up of waste materials of polymers
    • C08J11/10Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
    • C08J11/18Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material
    • C08J11/22Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds
    • C08J11/24Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds containing hydroxyl groups
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/132Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2367/00Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2367/02Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/62Plastics recycling; Rubber recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

La presente descripción se refiere a la formación de tereftalato de dimetilo (DMT). La presente invención se refiere a la despolimerización de tereftalato de polietileno (PET) y la recuperación de tereftalato de dimetilo (DMT).
UY0001038276A 2018-06-25 2019-06-24 Formación de ésteres de ácido tereftálico UY38276A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201862689597P 2018-06-25 2018-06-25

Publications (1)

Publication Number Publication Date
UY38276A true UY38276A (es) 2019-12-31

Family

ID=68980992

Family Applications (1)

Application Number Title Priority Date Filing Date
UY0001038276A UY38276A (es) 2018-06-25 2019-06-24 Formación de ésteres de ácido tereftálico

Country Status (21)

Country Link
US (3) US10808096B2 (es)
EP (1) EP3810568A4 (es)
JP (2) JP7446246B2 (es)
KR (1) KR20210024100A (es)
CN (2) CN112638859B (es)
AR (1) AR114978A1 (es)
AU (1) AU2019293885A1 (es)
CA (1) CA3105155A1 (es)
CL (1) CL2020003369A1 (es)
CO (1) CO2021000639A2 (es)
EA (1) EA202190121A1 (es)
IL (1) IL279738A (es)
MA (2) MA55433B1 (es)
MX (1) MX2020014244A (es)
PE (1) PE20210858A1 (es)
PH (1) PH12020552259A1 (es)
SG (1) SG11202012691XA (es)
TN (1) TN2020000250A1 (es)
UY (1) UY38276A (es)
WO (1) WO2020002999A2 (es)
ZA (1) ZA202100465B (es)

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WO2024083322A1 (de) 2022-10-19 2024-04-25 Evonik Operations Gmbh Verbessertes verfahren zur depolymerisierung von polyethylenterephthalat
WO2024083324A1 (de) 2022-10-19 2024-04-25 Evonik Operations Gmbh Verbessertes verfahren zur depolymerisierung von polyethylenterephthalat
WO2024083323A1 (de) 2022-10-19 2024-04-25 Evonik Operations Gmbh Verbessertes verfahren zur depolymerisierung von polyethylenterephthalat

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Also Published As

Publication number Publication date
JP2024073472A (ja) 2024-05-29
CL2020003369A1 (es) 2021-07-19
EP3810568A2 (en) 2021-04-28
CN117326941A (zh) 2024-01-02
CN112638859B (zh) 2023-09-05
WO2020002999A3 (en) 2020-03-05
CA3105155A1 (en) 2020-01-02
EA202190121A1 (ru) 2021-06-07
MA55433A1 (fr) 2022-10-31
US20210079192A1 (en) 2021-03-18
MX2020014244A (es) 2021-03-09
JP7446246B2 (ja) 2024-03-08
CN112638859A (zh) 2021-04-09
US20230125080A1 (en) 2023-04-27
AR114978A1 (es) 2020-11-11
US20190390035A1 (en) 2019-12-26
JP2021530446A (ja) 2021-11-11
MA52103A1 (fr) 2021-11-30
CO2021000639A2 (es) 2021-04-19
PH12020552259A1 (en) 2021-08-16
TW202000635A (zh) 2020-01-01
BR112020026424A2 (pt) 2021-03-23
ZA202100465B (en) 2023-07-26
EP3810568A4 (en) 2022-04-13
IL279738A (en) 2021-03-01
WO2020002999A2 (en) 2020-01-02
PE20210858A1 (es) 2021-05-18
AU2019293885A1 (en) 2021-02-11
KR20210024100A (ko) 2021-03-04
SG11202012691XA (en) 2021-01-28
US10808096B2 (en) 2020-10-20
MA55433B1 (fr) 2023-02-28
MA52103B1 (fr) 2022-05-31
US11401398B2 (en) 2022-08-02
TN2020000250A1 (en) 2022-07-01

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