Claims
- 1. A binder composition comprising: a first part, said first part comprises: a) a water-soluble form of lignin; b) reducing sugar; c) short chain carboxylate; and d) water.
- 2. A mold or core for use in the foundry industry comprising the binder of claim 1 and an aggregate.
- 3. A binder composition as claimed in claim 1 further comprising a second part, said second part comprising a dehydration element selected from the group of hydrated lime Ca(OH)2, quick lime, CaO,.Magnesium Hydroxide, Mg(OH)2, Magnesium Oxide, MgO, Anhydrous Calcium Chloride, CaCl2, and Magnesium Chloride, MgCl2.
- 4. A mold or core for use in the foundry industry comprising the binder of claim 3 and an aggregate.
- 5. A binder composition as claimed in claim 1 further comprising a surfactant.
- 6. A binder composition as claimed in claim 3 further comprising a surfactant.
- 7. A process for making a foundry mold comprising the steps of:
extracting black liquor from a pulping process; and, mixing said black liquor with an aggregate to form a foundry mold.
- 8. A process for making a briquette comprising the steps of:
extracting black liquor from a pulping process; and, mixing said black liquor with metallic particulates to form a briquette.
Parent Case Info
[0001] This application claims the benefit and priority of application number 60/351,610 filed Jan. 25, 2002.
Provisional Applications (1)
|
Number |
Date |
Country |
|
60351610 |
Jan 2002 |
US |