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Class Information
Number: 530/207
Name: Chemistry: natural resins or derivatives; peptides or proteins; lignins or reaction products thereof > Natural resins or derivatives (e.g., wood or pine tar; cativo resin derivatives, etc.) > Recovery of tall oil or derivatives from papermaking waste, purification of tall oil, or separation of components of tall oil; or product thereof (e.g., separation of rosin, fatty acids, sterols, etc.; decolorizing, etc.) > Esterification used in the process, or product thereof
Description: Processes which include an esterification step, or products of such processes.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6623604 |
Method of recovering free fatty acids having low ester content and high acid value |
Sep. 23, 2003 |
| 6414111 |
Method for separating sterols from tall oil |
Jul. 2, 2002 |
| 6107456 |
Method for separating sterols from tall oil |
Aug. 22, 2000 |
| 5922420 |
Chemically modified wood |
Jul. 13, 1999 |
| 5698668 |
Modified natural-resin acid esters, processes for their preparation, and their use as binder resins in printing inks |
Dec. 16, 1997 |
| 5691154 |
Enzyme linked immunoassay with stabilized polymer saccharide enzyme conjugates |
Nov. 25, 1997 |
| 5492821 |
Stabilized polyacrylic saccharide protein conjugates |
Feb. 20, 1996 |
| 5097012 |
Solvent extraction of fatty acid stream with liquid water and elevated temperatures and pressures |
Mar. 17, 1992 |
| 4329280 |
Process for separating esters of fatty and rosin acids |
May. 11, 1982 |
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