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Niax A-533 Catalyst Momentive

July 4, 2023by admin0



Niax catalyst A-533 is a powerful tertiary amine catalyst that is more selective for gelling (formation of carbamates) than for foaming reactions (formation of carbon dioxide with water). It is the standard combination for 33% triethylenediamine in ethylene glycol.

Niax Catalyst A-533 Strong gel type catalyst for microporous elastomers, RIM and integral skin foams, etc;


Niaxcatalyst A-533 is a powerful tertiary amine catalyst that is more selective for gelling (forming polyurethane) than for foaming reactions (forming carbon dioxide with water). It is the standard combination of 33% triethylenediamine in ethylene glycol. It has excellent endcure.


Security Information

Catalyst A-33 is somewhat toxic and should be rinsed with soapy water promptly after contact with skin. Staff can wear eye protection or safety glasses for the purpose of eye protection. Eye wash and drenching equipment should be provided near the workplace. When working in places where contact with the product is possible, attention should be paid to personal hygiene and the skin in contact with the product should be washed with washing products before eating, smoking and leaving the workplace.


Leak handling

Stop the spill as much as possible while ensuring safety. If a minor spill is found, treat it with sand or other absorbent material and place it in a clean, dry container for subsequent disposal. If a large spill occurs, the spilled material should be collected for subsequent disposal. Avoid entering groundwater or surface water as the material is not readily biodegradable. All collected spilled material should be disposed of in accordance with local environmental regulations.



The information and technical advice provided above has been obtained from our reliable sources, however, we make no express or implied warranties with respect to the data provided and make no promises herein. If our products are to be used, we recommend that they undergo a series of tests. The application, use, processing or production of products based on the technical information provided by us is beyond our control and therefore these responsibilities are the responsibility of the user. The condition and method of handling, storage, use or disposal of this product is beyond our control and may be beyond our knowledge, and in no event will we be liable for loss, damage or costs associated with the improper handling, storage, use or disposal of this chemical. For more information, please review the technical safety sheets for our products or contact our marketing services department.


Shelf life.  

 Keep unopened, two years


Storage and transportation:

Should be sealed and stored in a dry, cool and ventilated warehouse



200KG/Drum Storage: It is recommended to store in dry and cool area with proper ventilation. Please fasten the packing cap as soon as possible after original packing to prevent the mixing of other substances such as moisture and other substances from affecting the product performance. Do not inhale dust and avoid skin and mucous membrane contact. Smoking, eating and drinking are prohibited in the workplace. After work, shower and change clothes. Store contaminated clothes separately and wash them before use. Maintain good hygiene habits.


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