ClassID:

99202

C08G59/4238 - CPC Classification

Classification description:

Polycondensates containing more than one epoxy group per molecule ; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used; Polycarboxylic acids; Anhydrides, halides or low molecular weight esters thereof heterocyclic

Recent Application in this class:
#1
20250376557
2025-12-11

NITROGEN ASSISTED POLYESTER COVALENT ADAPTABLE NETWORKS

#2
20250289923
2025-09-18

POLYESTER COVALENTLY ADAPTABLE NETWORKS WITH AMINES FOR ENHANCED RECYCLABILITY AND CURE

#3
20250223488
2025-07-10

DEGRADABLE LOST CIRCULATION MATERIAL FOR PROTECTION OIL AND GAS RESERVOIRS, AND PREPARATION METHOD AND USE THEREOF

#4
20250206916
2025-06-26

RESIN COMPOSITION AND APPLICATION THEREOF

#5
20240392086
2024-11-28

EPOXY-BASED RESIN COMPOSITION FOR CLEAR FIBER COMPOSITES AND EPOXY-BASED CLEAR FIBER COMPOSITES

#6
20240327566
2024-10-03

Vegetable oil-derived epoxy compositions having improved performance

#7
20240227089
2024-07-11

NON-ELECTROCONDUCTIVE FLUX, CONNECTED STRUCTURE, AND METHOD FOR PRODUCING CONNECTED STRUCTURE

#8
20240192597
2024-06-13

POLYMER, PHOTOSENSITIVE COMPOSITION, DRY FILM PHOTORESIST, AND LITHOGRAPHY METHOD

#9
20240153682
2024-05-09

MAGNETIC PASTE

#10
20240150644
2024-05-09

SCINTILLATOR STRUCTURE

#11
20240131633
2024-04-25

NON-ELECTROCONDUCTIVE FLUX, CONNECTED STRUCTURE, AND METHOD FOR PRODUCING CONNECTED STRUCTURE

#12
20230183414
2023-06-15

CURABLE EPOXY COMPOSITION FOR ROTARY ELECTRIC MACHINE

#13
20230045615
2023-02-09

Thermosetting epoxy resin composition and prepreg, laminated board and printed circuit board using thermosetting epoxy resin composition

#14
20220298294
2022-09-22

COMPOSITION, CURABLE COMPOSITION, AND CURED PRODUCT

#15
20220259220
2022-08-18

Process to produce blended (meth)acrylate/vinyl ester resin cross-linkers

#16
20220251412
2022-08-11

Impregnating Formulation, Insulation Material, Method for Producing an Insulation Material, and Electrical Machine with an Insulation Material

#17
20220227920
2022-07-21

ARTICLE MADE OF CONGLOMERATE MATERIAL, COMPOSITE ASSEMBLY COMPRISING SUCH ARTICLE AND METHOD FOR MANUFACTURING THE ARTICLE MADE OF CONGLOMERATE MATERIAL

#18
20220144999
2022-05-12

RESIN COMPOSITION FOR FIBER-REINFORCED PLASTIC, AND FIBERREINFORCED PLASTIC CONTAINING SAID COMPOSITION

#19
20220106479
2022-04-07

COMPOSITION COMPRISING A POLYMER BASED ON EPOXIDE COMPOUNDS

#20
20220106435
2022-04-07

Epoxy resin solution

#21
20220035085
2022-02-03

RESIN COMPOSITION, OPTICAL SEMICONDUCTOR ELEMENT, AND OPTICAL SEMICONDUCTOR DEVICE

#22
20210371579
2021-12-02

Vegetable oil-derived epoxy compositions having improved performance

#23
20200291174
2020-09-17

COMPOSITION, THERMALLY CONDUCTIVE MATERIAL, DEVICE WITH THERMALLY CONDUCTIVE LAYER, AND METHOD FOR MANUFACTURING THERMALLY CONDUCTIVE MATERIAL

#24
20200283566
2020-09-10

Epoxy resin composition, process for producing same, and uses of said composition

#25
20200270393
2020-08-27

HARDENER COMPOSITION

#26
20200239649
2020-07-30

Epoxy resin composition, fiber reinforced composite material, molded article and pressure vessel

#27
20200239648
2020-07-30

Epoxy resin composition, fiber reinforced composite material, molded article and pressure vessel

#28
20200231786
2020-07-23

Cured product and production method of same, and resin sheet and resin composition

#29
20200172724
2020-06-04

Epoxy resin composition, electronic component mounting structure, and method for producing the same

#30
20200148931
2020-05-14

Thermally conductive material, device with thermally conductive layer, composition for forming thermally conductive material, and disk-like liquid crystal compound

#31
20200087446
2020-03-19

Low temperature anhydride epoxy cured systems

#32
20200055979
2020-02-20

Sheet-shaped prepreg

#33
20200002465
2020-01-02

RESIN COMPOSITION, MOLDED ARTICLE, LAMINATE, COATING MATERIAL, AND ADHESIVE

#34
20190330411
2019-10-31

CURABLE EPOXY COMPOSITIONS

#35
20190330410
2019-10-31

HIGH HEAT THERMOSET EPOXY COMPOSITIONS

#36
20190315763
2019-10-17

Process to produce blended (meth)acrylate/vinyl ester resin cross-linkers

#37
20190241698
2019-08-08

HARDENER COMPOSITION AND ASSOCIATED FORMING METHOD, UNCURED AND CURED EPOXY RESIN COMPOSITIONS, AND ARTICLE

#38
20190211139
2019-07-11

BIORENEWABLE EPOXY RESINS DERIVED FROM PHENOLIC ACIDS

#39
20190169358
2019-06-06

Epoxy resin composition and transformer comprising the same

#40
20190119434
2019-04-25

EPOXY RESIN COMPOSITION, PROCESS FOR PRODUCING SAME, AND USES OF SAID COMPOSITION

#41
20190071536
2019-03-07

A Process for the Preparation of Insulation Systems for Electrical Engineering, the Articles Obtained Therefrom and the Use Thereof

#42
20190062491
2019-02-28

Highly soluble modified epoxy resin composition

#43
20190055369
2019-02-21

Curable epoxy resin composition, and fiber-reinforced composite material obtained using same

#44
20180319930
2018-11-08

METHOD OF FORMING A CURED EPOXY MATERIAL, CURED EPOXY MATERIAL FORMED THEREBY, PHENYLENE ETHER OLIGOMER-ANHYDRIDE REACTION PRODUCT USEFUL IN THE METHOD, AND COMPOSITE CORE INCORPORATING THE CURED EPOXY MATERIAL

#45
20180224744
2018-08-09

Resist underlayer composition, and method of forming patterns using the composition

#46
20180186946
2018-07-05

Epoxy resin composition, fiber reinforced composite material, molded article, and pressure vessel

#47
20180118934
2018-05-03

METHOD FOR THE RUBBER MODIFICATION OF THERMOSETTING RESINS

#48
20170365756
2017-12-21

White heat-curable epoxy resin composition for optical semiconductor element encapsulation and optical semiconductor device using same

#49
20170355848
2017-12-14

COMPOSITION COMPRISING A POLYMER BASED ON EPOXIDE COMPOUNDS

#50
20170316956
2017-11-02

Method for encapsulating large-area semiconductor element-mounted base material

#51
20170298218
2017-10-19

Halogen-free epoxy resin composition, prepreg, laminate and printed circuit board containing the same

#52
20170298007
2017-10-19

Preparation of thermoplastic epoxidized polymers and thermosetting materials from triglycerides

#53
20170283609
2017-10-05

Halogen-free epoxy resin composition, prepreg and laminate using same

#54
20170275415
2017-09-28

Fatty acid polyester derivatives of polyglycosides

#55
20170226276
2017-08-10

Resin composition, prepreg, metal foil with resin, metal-clad laminate, printed wiring board

#56
20170198085
2017-07-13

Polyurethane-modified epoxy resin, method for producing same, epoxy resin composition and cured product

#57
20170107322
2017-04-20

Silicone-modified epoxy resin, composition containing the epoxy resin, and cured product of same

#58
20170096554
2017-04-06

FAST CURING RESIN COMPOSITIONS, MANUFACTURE AND USE THEREOF

#59
20170058102
2017-03-02

HEAT-CURABLE RESIN COMPOSITION

#60
20170047142
2017-02-16

USE OF A VITRIMER-TYPE THERMOSETTING RESIN COMPOSITION FOR MANUFACTURING ELECTRICAL INSULATION PARTS

#61
20170044305
2017-02-16

COMPOSITION FOR MANUFACTURING EPOXY/ANHYDRIDE VITRIMER RESINS INCLUDING AN ORGANIC CATALYST

#62
20170042043
2017-02-09

FLUXING-ENCAPSULANT MATERIAL FOR MICROELECTRONIC PACKAGES ASSEMBLED VIA THERMAL COMPRESSION BONDING PROCESS

#63
20160340469
2016-11-24

Highly soluble modified epoxy resin composition

#64
20160215088
2016-07-28

ALDEHYDE FREE THERMOSET BIORESINS AND BIOCOMPOSITES

#65
20160194438
2016-07-07

Curable compositions

#66
20160160039
2016-06-09

Epoxy resin-based composition as a filler honeycomb cells

#67
20160046759
2016-02-18

ORGANIC VEGETABLE OIL BASED RESIN AND PREPARATION METHOD THEREOF

#68
20150337075
2015-11-26

Resin composition, prepreg, and film

#69
20150307650
2015-10-29

Isosorbide-derived epoxy resins and methods of making same

#70
20150291729
2015-10-15

Epoxy resin curing agent

#71
20150218299
2015-08-06

Polymer particle dispersions with polyols

#72
20150175800
2015-06-25

Epoxy resin composition for semiconductor encapsulation and method for manufacturing semiconductor device

#73
20140357813
2014-12-04

Epoxy elastomer compositions

#74
20140100320
2014-04-10

Epoxy resin composition, prepreg and fiber-reinforced composite material

#75
20130115440
2013-05-09

COMPOSITES

#76
20110184091
2011-07-28

Epoxy resin composition, prepreg and fiber-reinforced composite material

#77
20110098395
2011-04-28

Organic vegetable oil based resin and preparation method thereof

#78
20100062260
2010-03-11

Composition Containing Porphyrin to Improve Adhesion

#79
20060217494
2006-09-28

Basic silane coupling agent organic carboxylate composition, method for producing the same, and epoxy resin composition containing the same