Process For Preparing Hydrazine Hydrate In The Presence Of An Anti

Process For Preparing Hydrazine Hydrate In The Presence Of An Anti Foaming Agent

Abstract: The invention relates to a process for preparing hydrazine hydrate, comprising a step of hydrolyzing an azine in a distillation column in the presence of at least one silicone of the polydialkylsiloxane, polydiarylsiloxane or polyalkyl-arylsiloxane formula. The invention also relates to the use of at least one silicone of the polydialkylsiloxane formula as an anti-foaming agent in a process for preparing azine hydrate.

Patent Information

Application #

Filing Date

20 June 2024

Publication Number

51/2024

Publication Type

INA

Invention Field

POLYMER TECHNOLOGY

Status

Email

Parent Application

Applicants

ARKEMA FRANCE

420, rue d'Estienne d'Orves 92700 COLOMBES

Inventors

1. SAGE, Jean-Marc

ARKEMA France - CRRA Rue Henri Moissan 69491 PIERRE-BENITE Cedex

2. ACHARD, Emmanuel

ARKEMA France - CRRA Rue Henri Moissan 69491 PIERRE-BENITE Cedex

Specification

Documents

Application Documents

#	Name	Date
1	202417047520-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [20-06-2024(online)].pdf	2024-06-20
2	202417047520-STATEMENT OF UNDERTAKING (FORM 3) [20-06-2024(online)].pdf	2024-06-20
3	202417047520-REQUEST FOR EXAMINATION (FORM-18) [20-06-2024(online)].pdf	2024-06-20
4	202417047520-PRIORITY DOCUMENTS [20-06-2024(online)].pdf	2024-06-20
5	202417047520-POWER OF AUTHORITY [20-06-2024(online)].pdf	2024-06-20
6	202417047520-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [20-06-2024(online)].pdf	2024-06-20
7	202417047520-FORM 18 [20-06-2024(online)].pdf	2024-06-20
8	202417047520-FORM 1 [20-06-2024(online)].pdf	2024-06-20
9	202417047520-DECLARATION OF INVENTORSHIP (FORM 5) [20-06-2024(online)].pdf	2024-06-20
10	202417047520-COMPLETE SPECIFICATION [20-06-2024(online)].pdf	2024-06-20
11	202417047520-Proof of Right [08-07-2024(online)].pdf	2024-07-08
12	202417047520-FORM 3 [08-07-2024(online)].pdf	2024-07-08