Patent application number | Description | Published |
20100305241 | DERIVATIVES OF NATIVE LIGNIN - The present invention provides derivatives of native lignin having a certain aliphatic hydroxyl content. Surprisingly, it has been found that consistent and predictable antioxidant activity may be provided by selecting for derivatives of native lignin having a certain aliphatic hydroxyl content. | 12-02-2010 |
20100305242 | DERIVATIVES OF NATIVE LIGNIN FROM HARDWOOD FEEDSTOCKS - The present invention provides hardwood derivatives of native lignin having a certain aliphatic hydroxyl content. Surprisingly, it has been found that consistent and predictable antioxidant activity may be provided by selecting for derivatives of native lignin having a certain aliphatic hydroxyl content. | 12-02-2010 |
20100305243 | DERIVATIVES OF NATIVE LIGNIN FROM SOFTWOOD FEEDSTOCKS - The present invention provides softwood derivatives of native lignin having a certain aliphatic hydroxyl content. Surprisingly, it has been found that consistent and predictable antioxidant activity may be provided by selecting for derivatives of native lignin having a certain aliphatic hydroxyl content. | 12-02-2010 |
20100305244 | DERIVATIVES OF NATIVE LIGNIN FROM ANNUAL FIBRE FEEDSTOCKS - The present invention provides derivatives of native lignin having a certain aliphatic hydroxyl content. Surprisingly, it has been found that consistent and predictable antioxidant activity may be provided by selecting for derivatives of native lignin having a certain aliphatic hydroxyl content. | 12-02-2010 |
20130178563 | PROCESSES FOR RECOVERY OF DERIVATIVES OF NATIVE LIGNIN - The present disclosure relates to processes for recovery of derivatives of native lignin from lignocellulosic feedstocks wherein the derivatives have a certain aliphatic hydroxyl content. Surprisingly, it has been found that stable and predictable antioxidant activity is provided by selecting for derivatives of native lignin having a certain aliphatic hydroxyl content. | 07-11-2013 |
20130197135 | DERIVATIVES OF NATIVE LIGNIN FROM ANNUAL FIBRE FEEDSTOCKS - The present invention provides derivatives of native lignin having certain aliphatic hydroxyl content. Surprisingly, it has been found that consistent and predictable antioxidant activity may be provided by selecting for derivatives of native lignin having certain aliphatic hydroxyl content. | 08-01-2013 |
20130228298 | DERIVATIVES OF NATIVE LIGNIN FROM SOFTWOOD FEEDSTOCKS - The present invention relates to softwood lignin derivatives having an aliphatic hydroxyl content of from about 2.5 mmol/g to about 7 mmol/g lignin, and the preparation method thereof. The lignin derivatives have a desired antioxidant activity characterized by radical scavenging index (RSI). Another aspect of the invention relates to compositions comprising the softwood lignin derivative. Another aspect of the invention relates to a use of the softwood lignin derivatives comprising incorporating the softwood lignin derivatives into polymer compositions. | 09-05-2013 |
20130253075 | DERIVATIVES OF NATIVE LIGNIN - The present invention provides derivatives of native lignin having a certain aliphatic hydroxyl content. Surprisingly, it has been found that consistent and predictable antioxidant activity may be provided by selecting for derivatives of native lignin having a certain aliphatic hydroxyl content. | 09-26-2013 |
20140206799 | DERIVATIVES OF NATIVE LIGNIN FROM SOFTWOOD FEEDSTOCKS - The present invention relates to softwood lignin derivatives having an aliphatic hydroxyl content of from about 2.5 mmol/g to about 7 mmol/g lignin, and the preparation method thereof. The lignin derivatives have a desired antioxidant activity characterized by radical scavenging index (RSI). Another aspect of the invention relates to compositions comprising the softwood lignin derivative. Another aspect of the invention relates to a use of the softwood lignin derivatives comprising incorporating the softwood lignin derivatives into polymer compositions. | 07-24-2014 |
20140346395 | DERIVATIVES OF NATIVE LIGNIN - The present invention provides derivatives of native lignin having a certain aliphatic hydroxyl content. Surprisingly, it has been found that consistent and predictable antioxidant activity may be provided by selecting for derivatives of native lignin having a certain aliphatic hydroxyl content. | 11-27-2014 |