Essays about: "Hemicellulosa"
Showing result 16 - 20 of 23 essays containing the word Hemicellulosa.
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16. Thermogravimetric analysis and modeling of pyrolysis of macroscopic wood particles
University essay from KTH/Skolan för kemivetenskap (CHE)Abstract : The knowledge of kinetics of pyrolysis is important. It is also challenging to find parameters for kinetic which can be applied at different sizes of biomass. Many researchers have been investigating the pyrolysis behavior of wood powders due to heat and mass transfer limitations. READ MORE
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17. Utfodringsrelaterad kolik hos häst
University essay from SLU/Dept. of Animal Nutrition and ManagementAbstract : Denna litteraturstudie rör området utfodringsrelaterad kolik hos häst och inriktar sig främst på olika fodermedel och utfodringsrutiner, med syftet att göra en fördjupning kring betydelsen av dessa för uppkomst av kolik. Kolik är en mycket allvarlig sjukdom som drabbar både häst och hästägare hårt. READ MORE
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18. Development of characterization methods for lignocellulosic biogas substrates
University essay from Lunds universitet/Kemiteknik (CI)Abstract : As the need of environmentally friendly alternatives to fossil fuels is growing bigger, so is the need for knowledge and research around possible new raw materials that could serve that pur-pose. One discussed product is biogas. READ MORE
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19. Starch and Hemicellulose as Barrier Materials in Food Packaging : - A study of the materials permeability and structure with polyvinyl alcohol as a reference
University essay from Karlstads universitet/Fakulteten för hälsa, natur- och teknikvetenskap (from 2013)Abstract : To prevent permeation through food packages, the packaging are often combined with barrier coatings. Many of these coatings are petroleum based and wished to be replaced with renewable materials. READ MORE
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20. The origin of fibre charge in chemical pulp
University essay from KTH/Skolan för kemivetenskap (CHE)Abstract : 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. READ MORE