Patents-Review.com
ClassID:

98924 ⎘

C08G18/52 - CPC Classification

Classification description:

Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen; High-molecular-weight compounds Polythioethers

Recent Application in this class:
#1
20250340693
2025-11-06

COATING COMPOSITIONS

 #2
20250325728
2025-10-23

Oxidatively Degrading and ROS Scavenging Polymers

 #3
20240226372
2024-07-11

HYDROPHILIC POLY(THIOKETAL) URETHANE SCAFFOLDS AND METHODS OF USE THEREOF

 #4
20240117100
2024-04-11

POLYMERIZABLE COMPOSITION, RESIN, FORMED BODY, OPTICAL MATERIAL, AND LENS

 #5
20220267503
2022-08-25

REACTION MIXTURES OF ISOCYANATES AND POLYOLS WITH EXTENDED POT LIFE

 #6
20220213256
2022-07-07

Polymerizable composition for optical materials and use thereof

 #7
20220204685
2022-06-30

POLYMERIZABLE COMPOSITION FOR OPTICAL MEMBERS, OPTICAL MEMBER, AND COLORED OPTICAL MEMBER

 #8
20210277168
2021-09-09

REACTION MIXTURES OF ISOCYANATES AND POLYOLS WITH EXTENDED POT LIFE

 #9
20210071032
2021-03-11

Actinic radiation-curable urethane/urea-containing aerospace coatings and sealants

 #10
20200308400
2020-10-01

Polymerizable composition for optical material, molded product, optical material, plastic lens, and laminated plastic lens

 #11
20200291229
2020-09-17

Amino silicone oil-modified elastomer material and preparation method thereof

 #12
20200290957
2020-09-17

Polymerizable composition for polythiourethane-based optical material

 #13
20190330480
2019-10-31

Temporary protective lacquer optical element

 #14
20190292144
2019-09-26

Aromatic polythiol compound for optical material

 #15
20190225771
2019-07-25

Method for producing resin for optical component, resin for optical component, spectacle lens, and spectacles

 #16
20190169465
2019-06-06

Actinic radiation-curable urethane/urea-containing aerospace coatings and sealants

 #17
20190107647
2019-04-11

Optical material comprising a red-shifted benzotriazole UV absorber

 #18
20170226055
2017-08-10

Thiol group-containing polymer and curable composition thereof

 #19
20170009019
2017-01-12

Thiol group-containing polymer, curable composition thereof and method of producing same

 #20
20160090507
2016-03-31

Cure-on-demand moisture-curable urethane-containing fuel resistant prepolymers and compositions thereof

 #21
20160075912
2016-03-17

Water-emulsifiable isocyanates for coatings having an improved gloss

 #22
20150307664
2015-10-29

Thiol group-containing polymer and curable composition thereof

 #23
20150252232
2015-09-10

Michael acceptor-terminated urethane-containing fuel resistant prepolymers and compositions thereof

 #24
20150252230
2015-09-10

Moisture-curable urethane-containing fuel resistant prepolymers and compositions thereof

 #25
20150231302
2015-08-20

Poly(thioketal-urethane) scaffolds and methods of use

 #26
20150056397
2015-02-26

Sulfur-containing polyureas and methods of use

 #27
20140314960
2014-10-23

Polyurea compositions and methods of use

 #28
20130303721
2013-11-14

Method for manufacturing resin for urethane-based optical material, resin composition for same, and optical material manufactured thereby

 #29
20130079485
2013-03-28

SULFUR-CONTAINING POLYUREAS AND METHODS OF USE

 #30
20120238708
2012-09-20

Polyurea compositions and methods of use

 #31
20110092639
2011-04-21

Compositions including a polythioether

 #32
20100234498
2010-09-16

Internal mold release agent for production of polythiourethane optical material

 #33
20100184899
2010-07-22

Thioethers, methods for their preparation, and compositions including such thioethers

 #34
20100048852
2010-02-25

High impact poly(urethane urea) polysulfides

 #35
20100010192
2010-01-14

Process for producing resin for optical material

 #36
20090012244
2009-01-08

Compositions including a polythioether

 #37
20070142605
2007-06-21

Sulfur-containing oligomers and high index polyurethanes prepared therefrom

 #38
20060241273
2006-10-26

High impact poly (urethane urea) polysulfides

 #39
20050282991
2005-12-22

High impact poly (urethane urea) polysulfides