Polyurethane Catalysts ×
Acids & Salts
(2-Hydroxypropyl)trimethylammonium formate
CAS 62314-25-4
Quaternary-ammonium trimerization catalyst that drives isocyanate→isocyanurate (PIR) network formation Used in polyisocyanurate (PIR) rigid foam boardstock and panels for fire-resistant insulation Promotes crosslink density/thermal stability in rigid PU/PIR systems
Crosslinking / Curing
View Details
Amines & Amides
1-(3-Aminopropyl)imidazole
CAS 5036-48-6
Reactive (incorporable) imidazole catalyst for semi-rigid and flexible PU foam Primary-amine handle lets the catalyst bind into the polymer, lowering emissions Also used as an epoxy curing agent/accelerator
Crosslinking / Curing
Corrosion Inhibition
View Details
Specialty Additives
1-Methylimidazole (NMI)
CAS 616-47-7
Liquid imidazole accelerator/curing catalyst for epoxy resins and a latent epoxy curing agent in one-component formulations Used in anhydride-cured epoxy castings, electrical laminates and adhesives to speed cure Also serves as a catalyst/acid scavenger in polyurethane and silicone systems
Crosslinking / Curing
Synthesis Intermediate
View Details
Amines & Amides
1,2-Dimethylimidazole (1,2-DMI)
CAS 1739-84-0
Imidazole catalyst for rigid and semi-rigid polyurethane/PIR foam Latent/accelerator catalyst for epoxy curing systems Drives crosslink formation with low odor
Crosslinking / Curing
Synthesis Intermediate
View Details
Amines & Amides
2-{(methyl)amino}ethanol (Trimethylaminoethylethanolamine)
CAS 2212-32-0
Low-odor reactive (isocyanate-incorporable) blowing catalyst for flexible, molded and semi-rigid polyether polyurethane foam Reduces amine emissions/fogging in automotive seating and molded foam because the catalyst is built into the polymer network Balances blow vs gel in slabstock and high-resilience foam systems
Crosslinking / Curing
View Details
Amines & Amides
2-Methyl-1,4-diazabicyclooctane (2-Methyltriethylenediamine)
CAS 1193-66-4
Strong gelling/balanced bicyclic amine catalyst for rigid and flexible polyurethane foam Methylated DABCO variant offering modified activity vs standard TEDA for reaction-profile tuning Used where a delayed onset relative to neat TEDA is desired
Crosslinking / Curing
View Details
Amines & Amides
2-Methyltriethylenediamine (2-Methyl-1,4-diazabicyclooctane)
CAS 1193-66-4
A methylated bicyclic tertiary-amine catalyst, structurally the 2-methyl homolog of triethylenediamine (TEDA). The added methyl group shifts the reaction profile, giving a more delayed onset than neat TEDA while retaining strong gelling activity. It is used to tune cure timing in rigid and flexible polyurethane…
Crosslinking / Curing
View Details
Amines & Amides
3-(Diethylamino)propylamine
CAS 104-78-9
Primary+tertiary amine used as a coating catalyst/curing agent for PU and epoxy Reactive amine that both catalyzes and chemically incorporates into the network Used in coatings, adhesives and casting resins
Crosslinking / Curing
Synthesis Intermediate
View Details
Amines & Amides
4-Methylmorpholine (NMM)
CAS 109-02-4
Tertiary-amine catalyst for polyester-polyol polyurethane flexible block foam Mild basic catalyst that promotes the urethane cure reaction Also serves as an acid scavenger/base in related industrial syntheses
Crosslinking / Curing
pH Adjustment
View Details
Amines & Amides
Bis(2-dimethylaminoethyl) ether
CAS 3033-62-3
Powerful blowing catalyst selective for the water-isocyanate (CO2-generating) reaction in PU foam Used in flexible, molded and rigid foam to drive rise/cell-opening Often blended with gelling catalysts to balance the foam reaction profile
Crosslinking / Curing
View Details
Amines & Amides
Bis(2-dimethylaminoethyl) ether in Dipropylene Glycol (70/30)
CAS 3033-62-3
Diluted, easier-to-meter 70% BDMAEE blowing catalyst in dipropylene glycol carrier Drives the water-isocyanate blow reaction in flexible and molded PU foam DPG carrier improves handling and dosing accuracy
Crosslinking / Curing
View Details
Glycols & Polyols
Dipropylene Glycol (DPG)
CAS 25265-71-8
A low-odor, low-toxicity glycol used both as a reactive intermediate for resins and as a versatile carrier and coupling solvent. It is used as a raw material for polyester and alkyd resins and plasticizers, as a solvent and coupling agent, in cutting oils and hydraulic…
Solvency
Viscosity Modification
View Details
Amines & Amides
DMP-30 (Tris(2,4,6-dimethylaminomethyl)phenol)
CAS 90-72-2
Tertiary-amine accelerator for epoxy cure, widely used to speed amine- and anhydride-cured epoxy systems Used in epoxy coatings, adhesives, castings and composites as a fast accelerator and standalone catalytic curing agent Promotes room-temperature epoxy homopolymerization and shortens gel time
Crosslinking / Curing
View Details
Amines & Amides
N-Methyldicyclohexylamine (DCHMA)
CAS 7560-83-0
Delayed-action (sterically hindered) tertiary-amine gelling catalyst for polyurethane Provides extended cream/flow time then strong back-end cure in rigid foam and elastomers Useful where long flow before fast gel is required
Crosslinking / Curing
View Details
Amines & Amides
N,N-Diethylbenzylamine (N-Benzyldiethylamine)
CAS 772-54-3
Tertiary-amine catalyst/accelerator for polyurethane and epoxy systems Promotes cure in adhesives, coatings and castings Aromatic tertiary amine alternative to BDMA with modified activity
Crosslinking / Curing
View Details
Amines & Amides
N,N-Dimethylbenzylamine (BDMA)
CAS 103-83-3
Tertiary-amine accelerator/catalyst for polyurethane and epoxy curing Promotes urethane and epoxy ring-opening cure in coatings, adhesives and castings General-purpose catalytic base in industrial formulation
Crosslinking / Curing
View Details
Amines & Amides
N,N-Dimethylcyclohexylamine (DMCHA)
CAS 98-94-2
Balanced blow/gel tertiary-amine catalyst widely used in rigid PU insulation foam Standard catalyst for spray and pour-in-place rigid foam (Polycat 8 grade) Co-catalyst for flexible and semi-rigid systems
Crosslinking / Curing
View Details
Amines & Amides
N,N,N’,N’-Tetramethyl-1,3-propanediamine (TMPDA)
CAS 110-95-2
Bifunctional tertiary-amine catalyst for polyurethane foam and elastomer systems Promotes both blow and gel reactions depending on formulation Used as a co-catalyst to tune reactivity profile
Crosslinking / Curing
View Details
Amines & Amides
N,N,N’,N’-Tetramethyl-1,6-hexanediamine (TMHDA)
CAS 111-18-2
Strong blowing/balanced tertiary-diamine catalyst for rigid and flexible PU foam Drives fast cream/rise in spray and pour rigid insulation foam Co-catalyst for improved flow and surface cure
Crosslinking / Curing
View Details
Amines & Amides
Pentamethyldiethylenetriamine (PMDETA)
CAS 3030-47-5
Tertiary-amine catalyst that accelerates polyurethane (gelling/blowing) and epoxy cure reactions Used in PU foams, coatings and adhesives to drive isocyanate-polyol and amine-epoxy network formation Functions as a strong gelling catalyst in two-component systems
Crosslinking / Curing
View Details
Amines & Amides
Pentamethyldipropylenetriamine (PMDPTA)
CAS 3855-32-1
Tertiary-triamine blowing/gelling catalyst for rigid and flexible PU foam Provides a longer alkyl backbone vs PMDETA for modified reactivity Used to fine-tune rise and flow in foam systems
Crosslinking / Curing
View Details
Amines & Amides
TEDA — Triethylenediamine (1,4-Diazabicyclo[2.2.2]octane)
CAS 280-57-9
Primary gelling catalyst for flexible, rigid and microcellular polyurethane systems Accelerates the isocyanate-polyol (urethane) reaction to build the polymer network Workhorse PU catalyst, typically used as a solution/blend for handling
Crosslinking / Curing
Synthesis Intermediate
View Details
Amines & Amides
TEDA — Triethylenediamine (1,4-Diazabicyclo[2.2.2]octane)
CAS 280-57-9
Triethylenediamine (TEDA), the bicyclic tertiary diamine that is the benchmark gelling catalyst for polyurethane chemistry. Its rigid, fully-substituted nitrogen cage makes it an exceptionally strong and selective accelerator of the isocyanate-polyol (urethane) reaction. It is the industry workhorse across flexible, rigid, and microcellular PU systems
Crosslinking / Curing
View Details
Amines & Amides
TEDA-DPG 33% Catalyst Solution (Triethylenediamine in Dipropylene Glycol)
CAS 280-57-9
Ready-to-meter 33% TEDA solution in dipropylene glycol for easier dosing in foam plants Gelling catalyst for flexible PU slabstock and molded foam DPG carrier acts as a reactive diluent compatible with the polyol stream
Crosslinking / Curing
Synthesis Intermediate
View Details
Amines & Amides
Trimethylaminoethylethanolamine (Reactive Amine Polyurethane Catalyst)
CAS 2212-32-0
A hydroxyl-bearing tertiary-amine catalyst for polyurethane foam, described as reactive or incorporable because its OH group reacts into the polymer during cure. That built-in linkage anchors the amine in the network, cutting the residual-amine odor and fogging associated with conventional gas-phase catalysts. It primarily drives…
Crosslinking / Curing
View Details
Amines & Amides
Tris(3-dimethylaminopropyl)amine
CAS 33329-35-0
Trisamine is a trifunctional tertiary-amine catalyst for polyurethane foam. Each molecule carries three dimethylaminopropyl groups, so it delivers strong, well-balanced blowing and gelling activity at low addition levels in both rigid and flexible systems
Crosslinking / Curing
View Details