Organic compounds -- part of the class 532-570 series – Organic compounds – Amino nitrogen containing
Patent
1990-11-19
1991-07-09
Hollrah, Glennon H.
Organic compounds -- part of the class 532-570 series
Organic compounds
Amino nitrogen containing
564 48, 564 50, 564 52, 564 59, 564 60, 560 29, 560159, C07C27510, C07C27520, C07C27532
Patent
active
050307541
ABSTRACT:
Hydroxy-terminated substituted diurea derivatives of hydroxy-terminated polyurea derivatives of secondary monoalkylamines and organic diisocyanates and hydroxy-terminated polyurea derivatives of secondary monalkylamines and prepolymers of organic diisocyanates with polyoxyalkylene polyols, such as hydroxy-terminated polyurea derivatives of secondary monoalkylamines and organic diisocyanates having the formula: ##STR1## wherein: R represents an aliphatic or an aromatic group containing from 6 to about 20 carbon atoms,
REFERENCES:
patent: 3364239 (1968-01-01), Speraza
patent: 3522304 (1970-07-01), Vogt
patent: 3622617 (1971-11-01), Windel et al.
patent: 3847992 (1974-11-01), Moss
patent: 4618717 (1986-10-01), Renken et al.
Lin Jiang-Jen
Speranza George P.
Hollrah Glennon H.
Kumar S.
Park Jack H.
Priem Kenneth R.
Ries Carl G.
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