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| LIFL7131 | CELLULOSE HYDROLYSIS AND DEGRADATION | 3+0+0 | ECTS:7.5 | | Year / Semester | Spring Semester | | Level of Course | Third Cycle | | Status | Elective | | Department | DEPARTMENT of FIBER and PAPER TECHNOLOGY | | Prerequisites and co-requisites | None | | Mode of Delivery | Face to face, Lab work , Practical | | Contact Hours | 14 weeks - 3 hours of lectures per week | | Lecturer | Prof. Dr. Esat GÜMÜŞKAYA | | Co-Lecturer | None | | Language of instruction | Turkish | | Professional practise ( internship ) | None | | | | The aim of the course: | | The students should determine hydrolysis and degradation of cellulose in lignocellulosic materials during chemical processes. |
| Programme Outcomes | CTPO | TOA | | Upon successful completion of the course, the students will be able to : | | | | PO - 1 : | determine reasons of hydrolysis and degradation of cellulose in lignocellulosic materials | 2,3,6,9 | 1,2,4 | | PO - 2 : | determine degradation degree of cellulose in hydrolysis mechanism | 2,3,6,9 | 1,2,4 | | PO - 3 : | determine the effects of hydrolysis on cellulose properties | 2,3,6,9 | 1,2,4 | | PO - 4 : | control hydrolysis of cellulose in lignocellulosic materials during chemical processes | 2,3,6,9 | 1,2,4 | | CTPO : Contribution to programme outcomes, TOA :Type of assessment (1: written exam, 2: Oral exam, 3: Homework assignment, 4: Laboratory exercise/exam, 5: Seminar / presentation, 6: Term paper), PO : Learning Outcome | | |
| Hydrolysis reactions of cellulose, effectiveness of different acids for hydrolysis of cellulose, autohydrolysis, prehydrolysis, products of cellulose hydrolysis, control pf cellulose degradation |
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| Course Syllabus | | Week | Subject | Related Notes / Files | | Week 1 | Physical and chemical structure of cellulose | | | Week 2 | Factor in cellulose hydrolysis | | | Week 3 | Autohydrlysis and prehydrolysis | | | Week 4 | One and two-stage hydrolysis | | | Week 5 | Cellulose hydrolysis with acids | | | Week 6 | Reactions and products of cellulose hydrolysis | | | Week 7 | Enzymatic breakdown of cellulose | | | Week 8 | Material and methods in enzymatic breakdown
| | | Week 9 | Mid-term exam | | | Week 10 | Heat treatment of cellulşose and pyrolysis | | | Week 11 | Pyrolysis products | | | Week 12 | The control of cellulose hydrolysis | | | Week 13 | Solvent for cellulose degradation | | | Week 14 | The effects of solvents on cellulose chemical structure | | | Week 15 | Cotrolling of cellulose hydrolysis | | | Week 16 | End-of-term exam | | | |
| 1 | Shenouda, S.G., The Structure of Cellulose , In Applied Fibre Science, Vol. 3 , Edited by F. Happey, Academic Press, London, 1979 | | | |
| 1 | Hon, D.S., Shiraishi, N., Wood and Cellulose Chemistry, Markel Dekker Inc., New York, 2000. | | | 2 | Preston, R.D., Natural Cellulose, In Cellulose Structure, Modification and Hydrolysis, Edited by Raymond A. Young and Roger M. Rowell, John Wiley and Sons Inc., New York, 1986 | | | |
| Method of Assessment | | Type of assessment | Week No | Date | Duration (hours) | Weight (%) | | Mid-term exam | 9 | | 1,2 | 50 | | End-of-term exam | 16 | | 1,2 | 50 | | |
| Student Work Load and its Distribution | | Type of work | Duration (hours pw) | No of weeks / Number of activity | Hours in total per term | | Yüz yüze eğitim | 3 | 14 | 42 | | Sınıf dışı çalışma | 5 | 14 | 70 | | Laboratuar çalışması | 5 | 10 | 50 | | Arasınav için hazırlık | 4 | 4 | 16 | | Arasınav | 1 | 1 | 1 | | Ödev | 2 | 6 | 12 | | Dönem sonu sınavı için hazırlık | 4 | 4 | 16 | | Dönem sonu sınavı | 1 | 1 | 1 | | Total work load | | | 208 |
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