Feedback
Settings

Settings

Goto Application

1. WO2022114592 - METHOD FOR PRODUCING HETEROGENEOUS LINEAR CARBONATES USING CATALYST WITH EXCELLENT SOLUBILITY

PermaLink
Publication Number WO/2022/114592
Publication Date 02.06.2022
International Application No. PCT/KR2021/016036
International Filing Date 05.11.2021
IPC
C07C 67/343 2006.1
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
67Preparation of carboxylic acid esters
30by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
333by isomerisation; by change of size of the carbon skeleton
343by increase in the number of carbon atoms
C07C 69/708 2006.1
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
69Esters of carboxylic acids; Esters of carbonic or haloformic acids
66Esters of carboxylic acids having esterified carboxyl groups bound to acyclic carbon atoms and having any of the groups OH, O-metal, -CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety
67of saturated acids
708Ethers
B01J 23/04 2006.1
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
23Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/113
02of the alkali- or alkaline earth metals or beryllium
04Alkali metals
CPC
B01J 23/04
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
23Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
02of the alkali- or alkaline earth metals or beryllium
04Alkali metals
C07C 67/343
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
67Preparation of carboxylic acid esters
30by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
333by isomerisation; by change of size of the carbon skeleton
343by increase in the number of carbon atoms
C07C 69/708
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
69Esters of carboxylic acids; Esters of carbonic or haloformic acids
66Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety
67of saturated acids
708Ethers
Applicants
  • 롯데케미칼 주식회사 LOTTE CHEMICAL CORPORATION [KR]/[KR]
Inventors
  • 김왕규 KIM, Wang Gyu
  • 백미화 BAEK, Mi Hwa
  • 최종명 CHOI, Jong Myung
  • 한은혜 HAN, Eun Hye
  • 김진형 KIM, Jin Hyung
Agents
  • 특허법인 티앤아이 TNI IP LAW FIRM
Priority Data
10-2020-016164026.11.2020KR
Publication Language Korean (ko)
Filing Language Korean (KO)
Designated States
Title
(EN) METHOD FOR PRODUCING HETEROGENEOUS LINEAR CARBONATES USING CATALYST WITH EXCELLENT SOLUBILITY
(FR) PROCÉDÉ DE PRODUCTION DE CARBONATES LINÉAIRES HÉTÉROGÈNES À L'AIDE D'UN CATALYSEUR PRÉSENTANT UNE EXCELLENTE SOLUBILITÉ
(KO) 우수한 용해도를 가지는 촉매를 이용한 이종 선형 카보네이트를 제조하는 방법
Abstract
(EN) The present invention relates to a method for producing heterogeneous linear carbonates, the method comprising a step of conducting transesterification of ethanol (EtOH) and dimethyl carbonate (DMC) in the presence of a catalyst, wherein the catalyst is one or more selected from the group consisting of lithium methoxide (LME), lithium ethoxide (LEE), sodium methoxide (SME), sodium hydroxide (NaOH), and a mixture thereof, and the catalyst is introduced while dissolved in a sulfoxide-based solvent.
(FR) La présente invention concerne un procédé de production de carbonates linéaires hétérogènes, le procédé comprenant une étape de réalisation d'une transestérification d'éthanol (EtOH) et de carbonate de diméthyle (DMC) en présence d'un catalyseur, le catalyseur étant un ou plusieurs éléments choisis dans le groupe constitué par le méthoxyde de lithium (LME), l'éthoxyde de lithium (LEE), le méthoxyde de sodium (SME), l'hydroxyde de sodium (NaOH), et un mélange de ceux-ci, et le catalyseur étant introduit en solution dans un solvant à base de sulfoxyde.
(KO) 본 발명은, 촉매 존재 하에 디메틸카보네이트(Dimethyl Carbonate, DMC)와 에탄올(Ethanol, EtOH)의 에스테르 교환 반응을 수행하는 단계를 포함하고, 상기 촉매는 리튬 메톡사이드(Lithium Methoxide, LME), 리튬 에톡사이드(Lithium Ethoxide, LEE), 소듐 메톡사이드(Sodium Methoxide, SME), 소듐 하이드록사이드(Sodium Hydroixde, NaOH) 및 이들의 혼합물로 이루어진 군으로부터 선택되는 1종 이상이며, 상기 촉매는 설폭사이드계 용매에 용해된 상태로 투입되는 이종(異種)의 선형 카보네이트의 제조방법에 관한 것이다.
Related patent documents
KR1020220073508
Latest bibliographic data on file with the International Bureau
# -