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Technology
- Name
- DOW PMDA
- Owner
-
/ Dow Incorporated - Brand
- PMDA Process
- Process
- Condensation Reaction
- Type
- Condensation of Aniline with Formaldehyde
- Available
-
Process for the Preparation of a Polyamine Mixture comprising Di(aminophenyl)methane and Oligomeric Polymethylene Polyphenyl Polyamines by the acid catalyzed Reaction of Aniline with Formaldehyde to sequentially form a Mixture comprising Aminobenzylamines which latter subsequently rearrange with heat to form a Reaction Product comprising said Polyamine Mixture, the improvement which comprises adding an Aniline free Mixture of Di(aminophenyl) Methanes and Oligomeric Polymethylene Polyphenyl Polyamines to said sequentially formed Aminobenzylamine Mixture comprising at least 40 percent by weight of said Aminobenzylamines prior to their said rearrangement to said Polyamine Mixture.
- Link
System Info
- Updated by
-  Kokel, Nicolas
- Updated
- 4/8/2022 7:29 AM
- Added by
-  Kokel, Nicolas
- Added
- 11/15/2021 1:02 PM
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Title | Date |
---|
Technology Unit |
---|
1st Reactor |
2nd Reactor |
3rd Reactor |
Aniline Stripping |
Neutralization |
Entity | Site (Country) | Asset (Plant) | |||
---|---|---|---|---|---|
|
PMDA Plant |