ClassID:

99428

C08G64/40 - CPC Classification

Classification description:

Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule Post-polymerisation treatment

Sub-classes:
Recent Application in this class:
#1
20250340697
2025-11-06

METHOD FOR THE MANUFACTURE OF POLYCARBONATE

#2
20250263389
2025-08-21

RECYCLED CYCLIC CARBONATE COMPOSITION AND PREPARATION METHOD OF THE SAME

#3
20250250399
2025-08-07

IRRADIATED POLYALKYLENE CARBONATE COMPOSITIONS

#4
20240218121
2024-07-04

POLYCARBONATE OLIGOMER, MANUFACTURING METHOD THEREOF, CURABLE COMPOSITION, EPOXY CROSSLINKED PRODUCT, AND METHOD FOR DEGRADING EPOXY CROSSLINKED PRODUCT BY AMINOLYSIS

#5
20230272162
2023-08-31

PRODUCING SEMI-CRYSTALLINE PULVERULENT POLYCARBONATE AND USE THEREOF IN ADDITIVE MANUFACTURING

#6
20230220157
2023-07-13

Producing semi-crystalline pulverulent polycarbonate and use thereof in additive manufacturing

#7
20220363823
2022-11-17

RECOVERY AND REUSE OF ACTIVATORS AND INITIATORS FOLLOWING POLYCARBONATE SYNTHESIS

#8
20220177645
2022-06-09

END-GROUP ISOMERIZATION OF POLY(ALKYLENE CARBONATE) POLYMERS

#9
20220143589
2022-05-12

Method for separating organozinc catalyst from polyalkylene carbonate polymerization solution

#10
20220111115
2022-04-14

A BONE CEMENT COMPOSITION

#11
20220098364
2022-03-31

Aliphatic polycarbonate

#12
20220062116
2022-03-03

Novel Expanding Copolymers

#13
20210277180
2021-09-09

Producing semi-crystalline pulverulent polycarbonate and use thereof in additive manufacturing

#14
20200115496
2020-04-16

Polycarbonate resin composition, molded article, polycarbonate resin, and end-capping agent for polycarbonate resin

#15
20190322802
2019-10-24

End-group isomerization of poly(alkylene carbonate) polymers

#16
20190202981
2019-07-04

Method for preparing polycarbonate polyol and composition comprising the polycarbonate polyol

#17
20190100617
2019-04-04

Polymerizable composition based on allyl carbonate monomers, polymerized product obtainable from said composition and uses thereof

#18
20180305542
2018-10-25

Economical method of preparing a resin composition including polyalkylene carbonate with improved thermal stability and processability

#19
20180244863
2018-08-30

Method of producing crystalline polycarbonate powders

#20
20180178413
2018-06-28

Manufacturability of amorphous polymers in powder bed fusion processes

#21
20180118883
2018-05-03

Polycarbonate resin composition, method for producing same, and molded object

#22
20170321004
2017-11-09

Filter alignment in a polycarbonate production process

#23
20170238547
2017-08-24

ANTIBACTERIAL AND/OR ANTIFOULING POLYMERS

#24
20170226284
2017-08-10

Method of preparing polyalkylene carbonate resin

#25
20170184971
2017-06-29

STRUCTURED ILLUMINATION OF CROSSLINKABLE POLYCARBONATE

#26
20170002139
2017-01-05

Melt polymerization polycarbonate quenching

#27
20160304714
2016-10-20

Method of producing fine particles of non-vinyl thermoplastic polymer

#28
20160272759
2016-09-22

Hydroxyl-capping monomer, its polycarbonate and article containing the same

#29
20150259474
2015-09-17

Polyalkylenecarbonate resin and method for preparing the same

#30
20150132578
2015-05-14

Method of encapsulating poly(alkylene carbonate) and mixture particles thereof, and use thereof

#31
20140012026
2014-01-09

Adsorbents for the recovery of catalyst from block co-polymer process and method for regenerating of the same

#32
20130337263
2013-12-19

Aromatic polyethersulfone microparticles having narrow particle diameter distribution index

#33
20130216942
2013-08-22

POLYCARBONATE BINDER FOR ELECTROPHOTOGRAPHIC PHOTORECEPTOR COATINGS

#34
20110245451
2011-10-06

Method for preparing fine spherical polycarbonate powders and method for preparing high molecular weight polycarbonate resin using same

#35
20110184144
2011-07-28

Process and apparatus for the preparation of polycarbonate

#36
20110070442
2011-03-24

Method for producing polymer fine particle comprising contacting an emulsion with a poor solvent

#37
20100038806
2010-02-18

Method for producing homogeneously crystallized polycondensate pellets

#38
20060167211
2006-07-27

Preparation method of high molecular weight polycarbonate resin

#39
20050182229
2005-08-18

Process for incorporating substances into polymeric materials in a controllable manner