Chemistry: natural resins or derivatives; peptides or proteins; – Lignins or derivatives
Patent
1995-06-07
1997-08-12
Nutter, Nathan M.
Chemistry: natural resins or derivatives; peptides or proteins;
Lignins or derivatives
530210, 530211, 524 72, C07G 100, C09F 104
Patent
active
056567332
ABSTRACT:
Resinous compositions comprising lignin and polymerized rosin. Use of salts of the resinous compositions as concrete air-entraining agents and asphalt emulsifiers.
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Hercules Incorporated
Nutter Nathan M.
O'Brien Robert P. O'Flynn
Sloan Martin F.
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