ClassID:

99419

C08G64/302 - CPC Classification

Classification description:

Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule; General preparatory processes using carbonates and cyclic ethers

Recent Application in this class:
#1
20250163215
2025-05-22

Resin and Method for Preparing the Same

#2
20250101173
2025-03-27

BIODEGRADABLE POLYCARBONATE COPOLYMER COMPRISING UNITS DERIVED FROM ANHYDROSUGAR ALCOHOL, ANHYDROSUGAR ALCOHOL-ALKYLENE GLYCOL, AND AROMATIC DIOL, METHOD FOR PRODUCING SAME, AND MOLDED PRODUCT COMPRISING SAME

#3
20250019495
2025-01-16

Polycarbonate copolymer, method for preparing same, and composition comprising same

#4
20240301114
2024-09-12

POLYCARBONATE DIOL AND PRODUCING METHOD THEREOF, AND POLYURETHANE AND ACTIVE ENERGY RAY-CURABLE POLYMER COMPOSITION BOTH FORMED USING SAME

#5
20230024196
2023-01-26

COPOLYMERIZED POLYCARBONATE RESIN, AND HEAT STORAGE MATERIAL AND HEAT STORAGE MOLDED BODY CONTAINING SAME

#6
20220380532
2022-12-01

Polycarbonate resin, method for producing the same, and optical lens

#7
20220106445
2022-04-07

Crystalline polythiocarbonate and preparation method therefor

#8
20220089813
2022-03-24

Purification process for polyether-carbonate polyols

#9
20220062116
2022-03-03

Novel Expanding Copolymers

#10
20210115191
2021-04-22

POLYCARBONATE DIOL AND PRODUCING METHOD THEREOF, AND POLYURETHANE AND ACTIVE ENERGY RAY-CURABLE POLYMER COMPOSITION BOTH FORMED USING SAME

#11
20210005928
2021-01-07

Solid polymer electrolyte including crosslinked polymer of lactone/cyclic carbonate, and method of preparing the same

#12
20200181325
2020-06-11

Polycarbonate resin, method for producing the same, and optical lens

#13
20200140468
2020-05-07

Limonene-based, non-halogenated flame retardants for polymeric applications

#14
20190169213
2019-06-06

Limonene-based, non-halogenated flame retardants for polymeric applications

#15
20190119440
2019-04-25

Aliphatic polycarbonate resin for forming partition, partition material, substrate and production method therefor, production method for wiring substrate, and wiring forming method

#16
20180346643
2018-12-06

PROCESS FOR CONTROLLING THE STRUCTURE OF A BLOCK COPOLYMER BY SELECTIVE COPOLYMERIZATION, BY RING OPENING, OF CYCLIC CARBONATE AND LACTONE MONOMERS

#17
20180118883
2018-05-03

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

#18
20150315337
2015-11-05

Process for purification of polyether carbonate polyols

#19
20150247002
2015-09-03

Resin composition, stretched film, circularly polarizing plate, and image display device

#20
20130331544
2013-12-12

Organometallic catalyst and preparation thereof

#21
20130109804
2013-05-02

Polycarbonate diol and producing method thereof, and polyurethane and active energy ray-curable polymer composition both formed using same

#22
20120215032
2012-08-23

POLYMERS BASED ON GLYCEROL CARBONATE AND AN ALCOHOL

#23
20120215030
2012-08-23

Polymers based on glycerol carbonate

#24
20120065328
2012-03-15

Highly functional, hyperbranched polycarbonates and production and use thereof

#25
20120010312
2012-01-12

POLYMERIC FLAME RETARDANT

#26
20110319645
2011-12-29

Organometallic catalyst and preparation thereof

#27
20090281274
2009-11-12

HIGHLY FUNCTIONAL, HYPERBRANCHED POLYCARBONATES AND PRODUCTION AND USE THEREOF

#28
15384945
2018-10-16

Amorphous polyester from bio-based bis-furan assembly