Curing Agent Desmodur RFE 4151-51-3

CAS No.: 4151-51-3
Type.: Curing Agent
Appearance: Liquid
Molecular Formula： C21H12N3O6PS
Shelf Life： -
Min Order Quantity: -

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Item	Index
Appearance	Yellow to dark violet liquid. Its color does not affect the boding strength.
Assay of NCO	7.2±0.2%
Assay of methane	27±1
Viscosity ( 20℃)	3 mPa.s
Solvent	Ethyl acetate
Flash point	-4℃
* In addition: The company could research and develop the new products according to the special demand of our clients.

Two-component adhesive must be used within the applicable period after putting after putting in RFE. The length of applicable period is not only related to the polymer content of adhesive, but also other relevant components ( Like reisn, antioxygen, plasticizer, solvent, etc.
When close to the applicable period, usually a few hours or one working day, adhesive becomes more difficult to operate, and viscosity rises soon, Finally, it becomes the irreversible jelly. 100 quality adhesive, Hydroxyl polyurethane ( Polyurethane account for around 20%), RFE dose 4-7. Chloroprene rubber ( Rubber account for around 20%), Our RFE dose 4-7.