Effects of TiO2 on chitosan film and its application in passion fruit preservation

MINISTRY OF EDUCATION AND TRAINING HO CHI MINH CITY UNIVERSITY OF TECHNOLOGY AND EDUCATION GRADUATION THESIS Major: FOOD TECHNOLOGY Effects of TiO2 on chitosan film and its application in passion fruit preservation LECTURER: TRAN THI NHUNG STUDENT: LE THUY TUONG VAN SKL 009135 Ho Chi Minh City, November 2020 \HO CHI MINH UNIVERSITY OF TECHNOLOGY AND EDUCATION FACULTY FOR HIGH QUALITY TRAINING FOOD TECHNOLOGY DEPARTMENT OF FOOD TECHNOLOGY GRADUATION THESIS ID: 2022-18116029 Effects of TiO2 on chitosan film and its application in passion fruit preservation NGUYEN LE ANH PHUONG 18116029 LE HOANG QUAN 18116032 Major: FOOD TECHNOLOGY Supervisor: TRAN THI NHUNG, PROF HO CHI MINH CITY – AUGUST 2022 HO CHI MINH UNIVERSITY OF TECHNOLOGY AND EDUCATION FACULTY FOR HIGH QUALITY TRAINING FOOD TECHNOLOGY DEPARTMENT OF FOOD TECHNOLOGY GRADUATION PROJECT Thesis code 2022-18116029 EFFECTS OF TIO2 ON CHITOSAN FILM AND ITS APPLICATION IN PASSION FRUIT PRESERVATION NGUYEN LE ANH PHUONG 18116029 LE HOANG QUAN 18116032 Major: FOOD TECHNOLOGY Supervisor: TRAN THI NHUNG, Ph.D Ho Chi Minh City – August 2022 - Weight loss 74 - L of passion fruit 75 - A of passion fruit - B of passion fruit 76 Appendix 11: SEM of commercial and systhetic TiO2 - Commercial TiO2 77 78 - Synthetic TiO2 79 80 81 82 Appendix 12: Ripening process of passion fruit preserved by chitosan film combined with TiO2 83 84 85 86 87