Synocat DMP - N,N-Dimethylpiperazine Amine Catalyst for PU Foams

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Synocat® DMP

N,N-Dimethylpiperazine, CAS 106-58-1, polyurethane catalyst, balanced amine catalyst

Synocat® DMP (N,N-Dimethylpiperazine) is a distinguished balanced catalyst widely recognized in the polyurethane industry for its unique ability to harmonize competing reactions. It appears as a colorless to slightly yellow transparent liquid with characteristic amine odor.

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SYNOCAT® DMP

(Balanced Amine Catalyst for Polyurethane Foams)

Chemical Name: N,N-Dimethylpiperazine;1,4-Dimethylpiperazine

CAS No.:106-58-1

Molecular Formula:C6H14N2

Molecular Structure:

N,N-二甲基哌嗪 结构式

General information :

Synocat® DMP (N,N-Dimethylpiperazine) is a distinguished balanced catalyst widely recognized in the polyurethane industry for its unique ability to harmonize competing reactions. It appears as a colorless to slightly yellow transparent liquid with characteristic amine odor.

Features :
  • Excellent Balance Between Blowing and Gelling Reactions: Synocat® DMP provides optimal coordination between the blowing reaction (water-isocyanate → CO₂) and the gelling reaction (polyol-isocyanate → polymer network). Unlike strongly blowing-biased catalysts or fast-gelling catalysts, it maintains a "middle-path" kinetics that allows foam expansion while simultaneously strengthening the polymer matrix.

  • Superior Flowability: This balanced reactivity imparts excellent mold-filling capability (flowability) , particularly valuable in complex mold geometries and high-density applications.

  • Enhanced Back-End Cure for Flexible Foams: Synocat® DMP significantly promotes surface curing in flexible foams, especially polyester-based systems. It accelerates demold times, reduces surface tackiness, and ensures rapid development of final hardness and physical properties—critical for foam breathability and resilience.

Specifications :

Appearance

Colorless to slightly yellow transparent liquid

Purity (%)

≥ 99.0

Amine Value (mg KOH/g)

≥ 968

Water Content (%)

≤ 0.3

Color (Hazen)

≤ 50


Application :

Polyether/Polyester Flexible Slabstock Foam

Provides balanced reaction kinetics, optimizes open-cell structure, accelerates surface cure, and reduces tackiness. Improves foam breathability and resilience.

High-Resilience (HR) Molded Foam

Serves as a co-catalyst to enhance deep-cure efficiency and improve demold times. Ensures uniform foam density distribution.

Rigid Packaging Foams

Excellent flowability ensures complete filling of complex cavities without voids or imperfections.

Polyurethane Coatings & Adhesives

Acts as an accelerator for curing reactions, improving adhesion and final properties.

Epoxy Resin Systems

Functions as an accelerator or co-curing agent in epoxy formulations.


Packaging :

 160kg/drum.

Storage :

Being kept in dry, clean warehouse with well ventilation.

Avoid exposing to light and heating.   

Protecting the product from leakage, rain and insolation during transportation.


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