ClassID:

93128

C07C263/18 - CPC Classification

Classification description:

Preparation of derivatives of isocyanic acid Separation; Purification; Stabilisation; Use of additives

Sub-classes:
Recent Application in this class:
#1
20240294699
2024-09-05

XYLYLENEDIISOCYANATE COMPOSITION AND OPTICAL POLYMERIZABLE COMPOSITION COMPRISING SAME

#2
20240217923
2024-07-04

A DIISOCYANATE STABILIZER, USE THEREOF, AND DIISOCYANATE COMPOSITION

#3
20240174601
2024-05-30

COMPOSITION COMPRISING HETEROCYCLIC COMPOUND AND 4,4'-METHYLENE DIPHENYL DIISOCYANATE

#4
20240124680
2024-04-18

A METHOD FOR STABLY STORING AN ISOCYANATE COMPOSITION

#5
20200331849
2020-10-22

Method for producing carbodiimides

#6
20200283375
2020-09-10

Light colored modified isocyanate mixture and preparation method thereof

#7
20200048403
2020-02-13

Isocyanate composition, method for producing isocyanate composition, and method for producing isocyanate polymer

#8
20190202777
2019-07-04

Process for preparing liquid, storage-stable organic isocyanates having carbodiimide and/or uretonimine groups and having low colour number

#9
20180334428
2018-11-22

Xylylene diisocyanate composition with improved stability and reactivity and optical lens using the same

#10
20170298169
2017-10-19

Polyisocyanate composition and isocyanate polymer composition

#11
20150368190
2015-12-24

Process for separating an isocyanate prepared by phosgenation of a primary amine in the gas phase from the gaseous crude product of the phosgenation

#12
20150210631
2015-07-30

Polyisocyanate composition and isocyanate polymer composition

#13
20130317252
2013-11-28

STABILIZED ISOCYANATE GROUP-CONTAINING ETHYLENICALLY UNSATURATED COMPOUND

#14
20130317248
2013-11-28

Stabilized isocyanate group-containing ethylenically unsaturated compound

#15
20110251423
2011-10-13

Method for producing colourless polyisocyanates

#16
20110137066
2011-06-09

PROCESS OF INHIBITING POLYMERIZATION OF ISOCYANATE GROUP-CONTAINING, ETHYLENICALLY UNSATURATED CARBOXYLATE COMPOUNDS, AND PROCESS FOR PRODUCING THE COMPOUNDS

#17
20110092731
2011-04-21

Isocyanate production process

#18
20100168329
2010-07-01

ALIPHATIC, CYCLOALIPHATIC OR (CYCLO)ALIPHATIC DIISOCYANATES THAT ARE STABLE IN STORAGE

#19
20080139777
2008-06-12

Amide/urea-modified liquid diphenylmethane diisocyanates

#20
20070191569
2007-08-16

Isocyanate-based compositions, their process for utilization, their utilization for producing coatings and coatings thus obtained

#21
20060241319
2006-10-26

Process for preparing high purity (meth) acryloyloxyalkyl isocyanate

#22
20060229464
2006-10-12

Stabilized (meth)acryloyloxyalkyl isocyanate a process for stabilization thereof and a process for preparation of the same

#23
20060167207
2006-07-27

Mixtures containing isocyanate stabilisers of the hindered phenol type with a high molecular weight

#24
20050154175
2005-07-14

Isocyanate-based compositions, their process for utilization, their utilization for producing coatings and coatings thus obtained