Search for dissertations about: "Bleaching"

Showing result 11 - 15 of 114 swedish dissertations containing the word Bleaching.

  2. 11. Localized corrosion of stainless steels in chlorine dioxide bleach filtrate solutions

    Author : Gustaf Bäck; KTH; []
    Keywords : stainless steels; bleaching; chlorine dioxide; ClO2; localized corrosion; weld oxides; redox potential; potentiostatic polarization; scanning Kelvin probe;

    Abstract : Stainless steels are extensively used in pulp bleach plantsbecause of their high corrosion resistance. However, alsostainless steels might suffer from corrosion and in bleachplants this is a problem. READ MORE

  4. 12. Delignification and bleachability of kraft pulps pretreated with nitrogen dioxide

    Author : Per Larsson; Chalmers tekniska högskola; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; chlorine dioxide; oxygen bleaching; molecular mass; paper properties; ozone bleaching; nitrogen dioxide; kraft pulps; pretreatment; gel permeation chromatography; indulin AT; hydrogen peroxide; consecutive alkaline extractions;

    Abstract : .... READ MORE

  5. 13. High-yield chemimechanical pulping of bagasse

    Author : Fuhua Peng; Chalmers tekniska högskola; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; pretreatment; newsprint; paper properties; bleaching; chemimechanical pulping; hydrogen peroxide; specific energy; sodium sulfite; sodium hydroxide; impregnation; bagasse;

    Abstract : .... READ MORE

  6. 14. The Emergence of Conditional Subordinators in Swedish : A Study in Grammaticalization

    Author : Henrik Rosenkvist; tolkning i offentlig sektor och översättning danska och isländska Avdelningen för svenska; []
    Keywords : HUMANIORA; HUMANITIES; Scandinavian languages and literature; conditionality; source determination; image schema; abstraction; bleaching; grammaticalization; reanalysis; language change; syntax; Nordiska språk språk och litteratur ; subordinator; conditional;

    Abstract : This thesis is an empirical and theoretical study of the emergence of five Swedish conditional subordinators: utan, om, hvar, ifall and bara. The first changes occur in the 13th century, and the last in the 18th century. READ MORE

  7. 15. Oxidizable structures in kraft pulps : chemical properties and bleaching response

    Author : Olena Sevastyanova; KTH; []
    Keywords : ;

    Abstract : .... READ MORE