发明名称 |
ADDITIVES FOR INCREASING THE SEPARATION YIELD OF TALL OIL SOAP FROM BLACK LIQUORS |
摘要 |
Methods of increasing the yield of tall oil soap from a black liquor are provided. In an embodiment, the method comprises adding a separation aid to the black liquor. The separation aid comprises alkyl alcohol alkoxylates of formula RO[(CH<SUB>2</SUB>CHCH<SUB>3</SUB>O)<SUB>x</SUB>(CH<SUB>2</SUB>CH<SUB>2</SUB>O)<SUB>y</SUB>]M and combinations thereof, wherein R is straight or branched alkyl of about 8 to about 22 carbon atoms; x is 1 to about 20; y is about 20 to about 80 and M is H or an alkali metal. |
申请公布号 |
US2008182967(A1) |
申请公布日期 |
2008.07.31 |
申请号 |
US20070627607 |
申请日期 |
2007.01.26 |
申请人 |
SVARZ JAMES J;DUGGIRALA PRASAD Y;WORLEY GRADY E |
发明人 |
SVARZ JAMES J.;DUGGIRALA PRASAD Y.;WORLEY GRADY E. |
分类号 |
C11B13/00 |
主分类号 |
C11B13/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|