C07C51/567 - CPC Classification Index

ClassID:

91809 ⎘

C07C51/567 - CPC Classification

Classification description:

Preparation of carboxylic acids or their salts, halides or anhydrides; Preparation of carboxylic acid anhydrides by reactions not involving carboxylic acid anhydride groups

Recent Application in this class:

20190169507

2019-06-06

METHOD AND APPARATUS FOR PRODUCING A CHEMICAL COMPOUND AND THE PRODUCED CHEMICAL COMPOUND

20190031962

2019-01-31

METHOD AND APPARATUS FOR PRODUCING A CHEMICAL COMPOUND AND THE PRODUCED CHEMICAL COMPOUND

20180319717

2018-11-08

Processes and Systems for the Conversion of Acyclic Hydrocarbons

20180179449

2018-06-28

Method and apparatus for producing a chemical compound and the produced chemical compound

20140295097

2014-10-02

Norbornene monomer, polynorbornene derivative, liquid crystal photoalignment film containing the same and liquid crystal display containing the same

20140213815

2014-07-31

Norbornene monomer, polynorbornene derivative, liquid crystal photoalignment film containing the same and liquid crystal display containing the same

20100047481

2010-02-25

Norbornene monomer, polynorbornene derivative, liquid crystal photoalignment film containing the same and liquid crystal display containing the same

20090264673

2009-10-22

Method for the continuous production of unsaturated carboxylic acid anhydrides

20090118533

2009-05-07

Method for the continuous production of unsaturated carboxylic acid anhydrides

#10

20080255375

2008-10-16

Alkenylsuccinic Anhydrides Formed From Oligomers Of C4-To C8-Olefins And Maleic Anhydride, Processes For Their Preparation And Their Use

#11

20080097121

2008-04-24

Nonionic Liquid Surfactants As Green Solvents

#12

20070260072

2007-11-08

Concurrent Sulfur Dioxide Oxidation Process and its Use in Manufacture of Tetrabromophthalic Anhydride

#13

20050182230

2005-08-18

Chlorendic anhydride/maleic anhydride compositions and method for preparing same

#14

20050033100

2005-02-10

Catalysts