Thesis topic Study on producing screen printing ink has the smell of natural and synthetic flavor.By Ms. suparat Iam urn.Ms. suwicha Da also คำไชย.Printing technology.Supervisor assistant professor. ประทุมทอง Dr.Assistant Professor, Dr. somporn Jane - watIn 2558._ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _.Abstract.Study on producing screen printing ink has the smell of natural and synthetic flavor by purpose. To study the adhesion of the printing system, screen printing on the printed material break is a paper by using rubber as binder (Resin) and starch. As an additive (Addition) to increase the adhesive property. And the use of pigment from nature. To test the adhesion of the test of pigment from leaves of Camellia sinensis (green). And turmeric (yellow) using ratio of flour: Rubber: colours, 100: 200: 10 grams mixed lime smell smell and bananas were 3 ratio and 20 30 40 ml The formulation with the ratio of screen printing ink has the 20 ml Formula is the best when tested with screen printing on paper. Drying test by the timer. Test and adhesion of the ink smell, extracted from natural and synthetic flavor on paper cards and paper. Under the condition of different temperature is in the refrigerator temperature - 5 ° C in average temperature 28 ° C-30° C and in normal temperature 33 ° C-35 ° C trial period 5 days. Do the evaluation questionnaire 5 levels from the 15, the ารประเมิน test is the ink smell natural extracts. (lime) printed on the paper for the fridge temperature - 5 ° C. Smell of medium and long lasting than other types of paper
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