Main > POLYMERS > Poly(UrethaneUrea) > Impact. Resistant

Product USA. S

PATENT ASSIGNEE'S COUNTRY USA
UPDATE 10.99
PATENT ASSIGNEE Simula Inc (Phoenix; Ariz)
PATENT CLAIMS Reaction of
- PU prepolymer prepd by reaction of methylenebis(cyclohe
xyl isocyanate) with polyester glycol with MW 500-1,200 in
equiv ratio of 2.5-4.5 NCO/1.0 OH
- Aromatic diamine cure agent
[H2N-C6H(Cl)(Me)2]2-(-CH2-)in equiv ratio of 0.95-1.02 NH2
per 1.0 NCO
PATENT PHOTOCOPY Available on request

Want more information ?
Interested in the hidden information ?
Click here and do your request.


back