ClassID:

99357

C08G63/863 - CPC Classification

Classification description:

Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule; Preparation processes characterised by the catalyst used; Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, or compounds thereof; Germanium, antimony, or compounds thereof Germanium or compounds thereof

Recent Application in this class:
#1
20260109809
2026-04-23

POLYESTER RESIN AND MOLDED ARTICLE MANUFACTURED THEREFROM

#2
20260049212
2026-02-19

POLYESTER RESIN MIXTURE, METHOD FOR PREPARING SAME, AND POLYESTER FILM PREPARED THEREFROM

#3
20250382413
2025-12-18

POLYESTER RESIN AND PREPARATION METHOD THEREFOR

#4
20250263525
2025-08-21

METHOD FOR MANUFACTURING POLYESTER FILM FOR EMBOSSING

#5
20250250391
2025-08-07

SURFACE DEPOSITED SUPPORTED GERMANIUM-BASED OR TITANIUM-GERMANIUM-BASED CATALYST AND PREPARATION METHOD THEREFOR AND USE THEREOF

#6
20250034328
2025-01-30

COPOLYESTERS COMPRISING 1,4-CYCLOHEXANEDIMETHANOL PRODUCED WITH GERMANIUM CATALYST

#7
20240400755
2024-12-05

POLYESTER RESIN, METHOD FOR PRODUCING SAME, RESIN COMPOSITION, MOLDED ARTICLE, AND OPTICAL MEMBER

#8
20240376309
2024-11-14

COPOLYESTER BLENDS

#9
20240376258
2024-11-14

ARTICLES COMPRISING COPOLYESTERS PRODUCED WITH GERMANIUM CATALYST

#10
20240375334
2024-11-14

PROCESS OF MAKING ARTICLES COMPRISING COPOLYESTERS PRODUCED WITH GERMANIUM CATALYSTS

#11
20240360275
2024-10-31

PROCESS OF MAKING A COPOLYESTER WITH GERMANIUM CATALYST

#12
20240343870
2024-10-17

Stretched polyester film and method for preparing the same

#13
20240044051
2024-02-08

POLYESTER FIBER, PREPARAION METHOD THEREOF AND MOLDED ARTICLE FORMED THEREFROM

#14
20240002588
2024-01-04

POLYESTER COPOLYMER COMPRISING RECYCLED MONOMERS

#15
20230399461
2023-12-14

POLYESTER COPOLYMER HAVING EXCELLENT STRENGTH, AND PRODUCT COMPRISING THE SAME

#16
20230272161
2023-08-31

PPREPARING POLYESTER COMPRISING 2,5-FURANDICARBOXYLATE UNITS WITH GERMANIUM CATALYST

#17
20230272160
2023-08-31

PROCESS FOR PRODUCING POLYESTER COMPRISING 2,5-FURANDICARBOXYLATE UNITS

#18
20220380595
2022-12-01

Polyester container and manufacturing method therefor

#19
20220127417
2022-04-28

POLYESTER COPOLYMER FOR EXTRUSION

#20
20220017708
2022-01-20

POLYESTER FILM FOR EMBOSSING AND METHOD FOR MANUFACTURING THE SAME

#21
20200173060
2020-06-04

POLYESTER FIBER, PREPARATION METHOD THEREFOR, AND MOLDED ARTICLE FORMED THEREFROM

#22
20190322798
2019-10-24

Polyester single layer film

#23
20170335055
2017-11-23

Method for producing a polyester containing at least one 1,4:3,6-dianhydrohexitol unit with improved colouring

#24
20150252143
2015-09-10

Preparation method of polycyclohexylenedimethylene terephthalate resin having excellent color, and polycyclohexylenedimethylene terephthalate resin prepared by the same

#25
20150148515
2015-05-28

Polyester resin and method for preparing the same

#26
20150141612
2015-05-21

Preparation method of polyester resin

#27
20080300349
2008-12-04

Flame-Retardant Polyester and Process for Producing the Same

#28
20080051530
2008-02-28

Process for preparation of polyesters without solid state polymerization

#29
20050192412
2005-09-01

Aliphatic polyester polyether copolymer, process for producing the same and aliphatic polyester composition using the copolymer

#30
19022597
2026-01-13

High-viscosity PETG or PCTG polymerization reactor and method for polymerizing PETG or PCTG