WebThe kraft process involves treatment of wood chips with a hot mixture of water, sodium hydroxide (NaOH), and sodium sulfide (Na 2 S), known as white liquor, that breaks the … WebWhite liquor is a strong alkaline solution composed of sodium hydroxide (NaOH) and sodium sulfide (Na2S) in a mixture of hot water. It is used in the first stage of the Kraft process in which lignin and hemicellulose are separated from the cellulose fiber in wood chips for the production of pulp.
Technical paper: White liquor quality during kraft pulping
WebApr 29, 2024 · The grits are originated from the white liquor slurry in the slacker by gravity and classified as unreacted lime (Kinnarinen ... There are also specific challenges in terms of each high-value-added biomaterial addressed in the review. ... Angevine PA (1998) Process for removing and washing dregs from green liquor in a kraft pulp mill. Google ... http://www.ruraltech.org/projects/conversions/briggs_conversions/briggs_ch08/chapter08_combined.pdf by the hand of gord
Kraft Pulping and Specific Gravity in the Uppermost Stem
Webprocess of Kraft pulping or acidification of liquors and vary in their concentrations and relative ... other equipment or confined space that has contained pulping liquors such as white, green, black liquor, or other residual liquors until it has been tested for the presence of reduced sulfur compounds ... Specific Gravity (H 2 O = 1): Not ... WebIncreasing alkali charge decreases viscosity values and the most important reactions of increasing alkali concentration in Kraft white liquor are alkaline peeling and alkaline hydrolyze on carbohydrate polymers. However, keeping it constant a large number of changes can be brought by the variation of H factor and G factors. WebFeb 21, 2024 · February 21, 2024. 10:35 am. A new Singapore beer brand by some of the industry’s veterans is trying to turn everyone on to craft beer through brews that are well … cloud architect position