ClassID:

92114

C07C67/48 - CPC Classification

Classification description:

Preparation of carboxylic acid esters Separation; Purification; Stabilisation; Use of additives

Sub-classes:
Recent Application in this class:
#1
20260071047
2026-03-12

PROCESSES FOR RECOVERING DIALKYL TEREPHTHALATES FROM TETRAMETHYL CYCLOBUTANEDIOL (TMCD)-CONTAINING POLYMERS

#2
20250376626
2025-12-11

STEAM TREATMENT OF WASTE

#3
20250270161
2025-08-28

HETEROGENEOUS CATALYTIC PROCESS FOR MANUFACTURING ALKYL GALLATES

#4
20250257373
2025-08-14

BIO-OXIDATION PROCESS FOR THE PREPARATION OF ALKANEDIOIC ACIDS

#5
20250230122
2025-07-17

TEMPERATURE CONTROL IN THE PREPARATION OF ALICYCLIC POLYCARBOXYLIC ACIDS AND ESTERS THEREOF

#6
20250026710
2025-01-23

PROCESS FOR PREPARING A BENZOATE SALT OF A 1-(3-AMINOPYRROLIDINE-1-CARBONYL)-3,4-DIPHENYLBENZENE COMPOUND

#7
20240182402
2024-06-06

A CONTINUOUS PRODUCTION SYSTEM FOR ALCOHOL ESTER C-12

#8
20240132431
2024-04-25

METHOD FOR ALKYLATING ACIDIC FUNCTIONAL GROUP

#9
20240092723
2024-03-21

METHOD FOR THE PREPARATION OF TRIS-(3-HYDROXYBUTYRATO)-GLYCERYL ESTER

#10
20230348355
2023-11-02

METHOD OF MANUFACTURING DIESTER-BASED COMPOUND

#11
20230339839
2023-10-26

SYNTHESIS METHOD OF ALPHA-HYDROXYCARBOXYLIC ACID ESTER

#12
20230312452
2023-10-05

Method for producing vinyl acetate

#13
20230303475
2023-09-28

BATCH PREPARATION METHOD OF ESTER-BASED MATERIAL

#14
20230150911
2023-05-18

METHOD OF MANUFACTURING DIESTER-BASED COMPOUND

#15
20230150910
2023-05-18

METHOD OF PREPARING DIESTER-BASED MATERIAL

#16
20230147792
2023-05-11

Decolorization and purification method of BHET material

#17
20230078583
2023-03-16

PREPARATION METHOD OF ESTER COMPOUND

#18
20230058089
2023-02-23

PROCESSES FOR PRODUCING HYDROCARBON PRODUCTS

#19
20230008827
2023-01-12

SEPARATION OF N-METHYLETHYLENEDIAMINE FROM EDA-CONTAINING MIXTURES

#20
20220356282
2022-11-10

Process for producing optical molding materials

#21
20220119616
2022-04-21

Methods for the decomposition of contaminated plastic waste

#22
20220008887
2022-01-13

Swellable organically modified silica as nanoreactors

#23
20210355068
2021-11-18

SYSTEM AND METHOD FOR MANUFACTURING ESTER-BASED COMPOSITION

#24
20210317063
2021-10-14

Method for manufacturing terephthalate-based composition comprising applying pressure

#25
20210206711
2021-07-08

Synthesis of the Grape Mealybug Pheromone trans-alpha-Necrodyl Isobutyrate

#26
20210047495
2021-02-18

Chemical recycling of polyethylene terephthalate by microwave irradiation

#27
20210046400
2021-02-18

Chromatographic separation of ammonium sulfate and 2-hydroxy-2-methylpropionic acid

#28
20210032386
2021-02-04

Process for producing optical molding materials

#29
20200399552
2020-12-24

Glycol ether neo-esters, lubricating oil compositions containing same and processes for making same

#30
20200392064
2020-12-17

Process for preparing an ester by alkoxycarbonylation

#31
20200392057
2020-12-17

Process for preparing an alcohol from hydrocarbons

#32
20200355584
2020-11-12

ANALYSIS METHOD, LIQUID CHEMICAL, AND METHOD FOR PRODUCING LIQUID CHEMICAL

#33
20200317600
2020-10-08

System and method for manufacturing ester-based composition

#34
20200222855
2020-07-16

PROCESSES OF PRODUCING BIODIESEL AND BIODIESEL PRODUCED THEREFROM

#35
20200199325
2020-06-25

Methods for the decomposition of contaminated plastic waste

#36
20200156005
2020-05-21

Systems and methods for purifying solvents

#37
20200102440
2020-04-02

METHODS FOR THE DECOMPOSITION OF CONTAMINATED PLASTIC WASTE

#38
20200071485
2020-03-05

Products from the decomposition of plastic waste

#39
20200056009
2020-02-20

Chemical recycling of polyethylene terephthalate by microwave irradiation

#40
20200010400
2020-01-09

Ethane oxidative dehydrogenation with co-production of vinyl acetate

#41
20190281856
2019-09-19

Chlorogenic acid-containing composition manufacturing method

#42
20190270693
2019-09-05

Hyperpolarized [3-C]acetoacetate and methods of using the same

#43
20190203125
2019-07-04

PROCESSES FOR PRODUCING HYDROCARBON PRODUCTS

#44
20190201365
2019-07-04

α- and γ-truxillic acid derivatives and pharmaceutical compositions thereof

#45
20190144780
2019-05-16

Method for producing polyunsaturated fatty acid-containing composition

#46
20190127244
2019-05-02

Method for producing acrylic ester with low pollutant discharge

#47
20190083443
2019-03-21

Ingenol compounds and use thereof in anti-HIV latency treatment

#48
20180319950
2018-11-08

Chemical recycling of polyethylene terephthalate by microwave irradiation

#49
20180230377
2018-08-16

Methods for making improved quantum dot resin formulations

#50
20180201569
2018-07-19

Heterogeneous catalyst for preparing acrylic acid, and acrylic acid preparation method using same

#51
20180163151
2018-06-14

Low pour point trimethylolpropane esters

#52
20180022688
2018-01-25

Compound, and separation method, synthesis method and use thereof

#53
20170362148
2017-12-21

Stripping method

#54
20170334831
2017-11-23

Kinetic resolution of racemic hydroxy ester via asymmetric catalytic hydrogenation and application thereof

#55
20170334828
2017-11-23

Method for preparation of pharmaceutically acceptable chlorogenic acid

#56
20170216241
2017-08-03

α- and γ-truxillic acid derivatives and pharmaceutical compositions thereof

#57
20170174611
2017-06-22

Compound isolated from var. and preparation method and applications thereof

#58
20170121266
2017-05-04

Process for the synthesis of aliphatic dialkyl esters from vegetable oils

#59
20170065964
2017-03-09

Heterogeneous catalyst for transesterification and method of preparing same

#60
20170043326
2017-02-16

Heterogeneous catalyst for transesterification and method of preparing same

#61
20170037320
2017-02-09

Processes for producing hydrocarbon products

#62
20170022141
2017-01-26

Process for cleaning carbon dioxide-containing process gases from the preparation of vinyl acetate

#63
20160318843
2016-11-03

Catalytic processes for preparing estolide base oils

#64
20160297742
2016-10-13

Use of metal scavengers for removal of ruthenium residues

#65
20160289163
2016-10-06

High-and low-viscosity estolide base oils and lubricants

#66
20160271516
2016-09-22

Crossflow tray for a mass transfer column, mass transfer column and use of the mass transfer column

#67
20160213042
2016-07-28

Chlorogenic acid-containing composition, method for manufacturing same, and drink or food item

#68
20160115120
2016-04-28

METHOD FOR THE CONTROLLED HYDROFORMYLATION AND ISOMERIZATION OF A NITRILE/ESTER/OMEGA UNSATURATED FATTY ACID

#69
20160102041
2016-04-14

Heterogeneous catalyst for transesterification and method of preparing same

#70
20160090348
2016-03-31

PREPARATION OF C8-C24 ALKYL (METH)ACRYLATES

#71
20160026088
2016-01-28

Method for manufacturing organic processing fluid for patterning of chemical amplification type resist film, organic processing fluid for patterning of chemical amplification type resist film, pattern forming method, method for manufacturing electronic device, and electronic device

#72
20150353705
2015-12-10

PROCESS FOR RECYCLING POLYESTER WASTE

#73
20150299096
2015-10-22

Method for recovering intracellular components from fermented microorganisms

#74
20150267216
2015-09-24

Processes for producing hydrocarbon products

#75
20150239820
2015-08-27

System and method for separating lipid based products from biomass

#76
20150210950
2015-07-30

High- and low-viscosity estolide base oils and lubricants

#77
20150197477
2015-07-16

Catalytic processes for preparing estolide base oils

#78
20150183715
2015-07-02

Alpha- and gamma-truxillic acid derivatives and pharmaceutical compositions thereof

#79
20150072028
2015-03-12

EXTRACTS AND ISOLATED COMPOUNDS FROM CAKILE ARABICA FOR TREATMENT OF ULCER

#80
20140364641
2014-12-11

Tetrasubstituted Benzenes

#81
20140323757
2014-10-30

Biosurfactant Isolated from Yeast

#82
20140256006
2014-09-11

Processes for producing hydrocarbon products

#83
20140171671
2014-06-19

Catalytic processes for preparing estolide base oils

#84
20140096577
2014-04-10

Process of reactive trituration directly on an oil cake

#85
20140035180
2014-02-06

Single stage lutein ester extraction from tagetes species-marigold flower meal

#86
20140031579
2014-01-30

METHOD OF PRODUCING NORBORNANEDICARBOXYLIC ACID ESTER

#87
20130274519
2013-10-17

Thermal separation process

#88
20130217914
2013-08-22

Process for producing methyl methacrylate having reduced biacetyl content

#89
20130197250
2013-08-01

Elimination of organohalo and oxirane species in carboxylic acid ester streams

#90
20130172602
2013-07-04

Process for production of allyl acetate

#91
20130131328
2013-05-23

PROCESS FOR PRODUCING REFINED NUTRACEUTIC EXTRACTS FROM ARTICHOKE WASTE AND FROM OTHER PLANTS OF THE CYNARA GENUS

#92
20120295981
2012-11-22

Tetrasubstituted benzenes

#93
20120178660
2012-07-12

High- and low-viscosity estolide base oils and lubricants

#94
20120172609
2012-07-05

Catalytic processes for preparing estolide base oils

#95
20120083435
2012-04-05

Acetic acid-capped estolide base oils and methods of making the same

#96
20110209981
2011-09-01

BIODIESEL PURIFICATION METHOD

#97
20100055211
2010-03-04

PROCESS FOR PRODUCING REFINED NUTRACEUTIC EXTRACTS FROM ARTICHOKE WASTE AND FROM OTHER PLANTS OF THE CYNARA GENUS

#98
20090299072
2009-12-03

Tetrasubstituted benzenes

#99
20090221780
2009-09-03

Process for storing a monomer phase which is liquid under the conditions of storage

#100
20090062559
2009-03-05

Method for production of biofuel

#101
20080245996
2008-10-09

Method for producing benzoic acid esters

#102
20080214858
2008-09-04

Composition of vinyl ether group-containing (meth) acrylic acid ester and production method thereof

#103
20070060768
2007-03-15

Method for producing benzoic acid esters

#104
20070055073
2007-03-08

Methods and apparatus for producing lower alkyl esters

#105
20070049768
2007-03-01

Composition of vinyl ether group containing (meth)acrylic acid ester and production method thereof

#106
20060276619
2006-12-07

Cooling and purification of gas streams

#107
20050228193
2005-10-13

Process for producing (4E)-5-chloro-2-isopropyl-4-pentenoate and optically active form thereof

#108
20050192463
2005-09-01

Method for storing (meth)acrylic acid or (meth)acrylic esters

#109
20050189296
2005-09-01

Method for handling (meth) acrylic ester-containing solution

#110
20050003499
2005-01-06

Ion-exchange filtration of fermentation broth

#111
16731490
2020-10-20

Device and method for continuously manufacturing acrylate compound