Avancerad sökning
Hittade 1 uppsats som matchar ovanstående sökkriterier.
1. The origin of fibre charge in chemical pulp
Uppsats för yrkesexamina på avancerad nivå, KTH/Skolan för kemivetenskap (CHE)Sammanfattning : Chemical components in wood contain multiple anionic groups, including carboxyl groups and hydroxyl groups. During kraft cooking and bleaching, such structures are also formed, degraded or modified by the action of reactions both deliberate and unwanted. It has previously been found by Laine that anionic groups with pKa values of 3.3 and 5. LÄS MER
Resultatsidor:
1