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| OREN3021 | Wood Modification Methods | 2+0+0 | ECTS:4 | | Year / Semester | Fall Semester | | Level of Course | First Cycle | | Status | Elective | | Department | DEPARTMENT of FOREST INDUSTRY ENGINEERING | | Prerequisites and co-requisites | None | | Mode of Delivery | | | Contact Hours | 14 weeks - 2 hours of lectures per week | | Lecturer | Prof. Dr. Ali TEMİZ | | Co-Lecturer | Prof. Dr. Ümit Cafer YILDIZ | | Language of instruction | Turkish | | Professional practise ( internship ) | None | | | | The aim of the course: | | The main goal of this course is to give knowledge about the chemical and physical wood modification methods applied to solid wood. In addition, it is emphasised that needs for wood modification, and the problems are what they are solved by using these methods. |
| Learning Outcomes | CTPO | TOA | | Upon successful completion of the course, the students will be able to : | | | | LO - 1 : | define wood modification concept and explain the rationales of wood modification treatment. | 2,5,11 | 1,5 | | LO - 2 : | categorize wood modification methods and explain the chemical modification techniques. | 2,5,11 | 1,5 | | LO - 3 : | explain about the acetylation treatment and the effects of its and other anhydrides on wood structure | 2,5,11 | 1,5 | | LO - 4 : | define and explain the physical and thermal modification methods. | 2,5,11 | 1,5 | | LO - 5 : | interpret about the actual position and practicability of modification treatments. | 2,5,11 | 1,5 | | LO - 6 : | improve written and oral exam skills | 2,5,11 | 1,5 | | LO - 7 : | interpret about the national and international professional actual problems. | 2,5,11 | 1,5 | | 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), LO : Learning Outcome | | |
| Recognition and classification of wood modification methods. Wood modification methods. Mechanism of enhancing wood properties with wood modification. Changes in the physical, mechanical and chemical properties of wood owing to wood modification. Usage areas of modified wood. Commercial wood modification methods New approaches that will come into prominence in future. |
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| Course Syllabus | | Week | Subject | Related Notes / Files | | Week 1 | Defination and classification of wood modification | | | Week 2 | Wood preservation and modification | | | Week 3 | Wood components and their relations with modification | | | Week 4 | Wood acetylation mechanism-I | | | Week 5 | Wood acetylation mechanism-II | | | Week 6 | Effect of acetylation on physical, mechanical and biological properties of wood | | | Week 7 | Chemical Modification of wood with other anhydride | | | Week 8 | Chemical modification of wood with other chemicals (carboxylic acid, acid chloride, isocyanate, epoxide) | | | Week 9 | Mid-term exam | | | Week 10 | Furfurylated wood modification | | | Week 11 | Thermal modification of wood | | | Week 12 | Students presentations | | | Week 13 | Surface modification | | | Week 14 | Impregnation modification | | | Week 15 | Commercialization of wood modification methods | | | Week 16 | End-of-term exam | | | |
| 1 | Hill, C. 2006; Wood modification, John Wiley, UK | | | |
| 1 | Sjöström, E. 1981; Wood Chemistry, Academic Press, USA | | | 2 | Sjöström, E. 1981; Wood Chemistry, Academic Press, USA | | | 3 | Rowell, R. 1984; The Chemistry of Solid Wood, American Chemical Society, Washington, D. C | | | 4 | Rowell, R. 1984; The Chemistry of Solid Wood, American Chemical Society, Washington, D. C | | | 5 | Militz, H. , Hill, C. 2005; Wood Modification: Processes, Properties and Commercialisation, The Second European Conference on Wood Modification, October 6th-7th, Göttingen, Germany | | | 6 | Militz, H. , Hill, C. 2005; Wood Modification: Processes, Properties and Commercialisation, The Second European Conference on Wood Modification, October 6th-7th, Göttingen, Germany | | | |
| Method of Assessment | | Type of assessment | Week No | Date | Duration (hours) | Weight (%) | | Mid-term exam | 9 | 12/11/2022 | 35 | 30 | | In-term studies (second mid-term exam) | 0 | | 0 | 0 | | Presentation | 0 | | 0 | 0 | | Homework/Assignment/Term-paper | 15 | 28/12/2022 | | 20 | | End-of-term exam | 16 | 03/01/2023 | 40 | 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 | 2 | 14 | 28 | | Sınıf dışı çalışma | 4 | 14 | 56 | | Arasınav için hazırlık | 6 | 5 | 30 | | Arasınav | 1 | 1 | 1 | | Ödev | 4 | 5 | 20 | | Dönem sonu sınavı için hazırlık | 5 | 5 | 25 | | Dönem sonu sınavı | 1 | 1 | 1 | | Total work load | | | 161 |
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