C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
402/131, 402/147
C08G 18/32 (2006.01) C08G 18/08 (2006.01) C08G 18/24 (2006.01) C08G 18/40 (2006.01) C08G 18/66 (2006.01) C08G 18/76 (2006.01) C08G 18/79 (2006.01)
Patent
CA 1232396
ABSTRACT The invention disclosed relates to an elastomeric polyurethane-based material which is resistant to penetration by chemical-warfare agents and as such is suitable for use in protective clothing such as facemasks. The novel materials are made according to a process which comprises reacting a saturated hydroxyl-terminated polyol with a polyisocyanate.
499244
Barton John L.
Macphee Kenneth E.
Anderson J. Wayne
Her Majesty The Queen In Right Of Canada As Represented By The M
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