Two Wet Processing-II papers (WPE 311) from BUTEX affiliated colleges' 2023 Level-3 Term-I finals. Questions include roller and screen printing methods, photochemical screen preparation, transfer printing, flock application, stenter sequences, and calendering effects.
Q1
Level-3 Term-I, Final Exám-2023
Subject: Wet Processing-II (Code: WPE 311)
Time: 3.0 Hrs. Full Marks: 72
(Use separate answer script for Part: A and Part: B)
(All parts of a question must be answered consecutively)
Part: A
(Answer any three questions)
1. (a) Differentiate between Printing and Dyeing.
(b) Define: (i) Binder (ii) Sodium Alginate (iii) Curing (iv) Hygroscopic Agent.
(c) Discuss White Discharge Printing and Colored Discharge Printing.
[2+(1.5x4)+4 = 12]
2. (a) Discuss Roller Printing process with diagram.
(b) Explain Photochemical Screen Preparation process.
(c) Differentiate between Flat Bed Screen Printing and Rotary Screen Printing?
Q2
Level-3 Term-II, Final Exám-2023
Subject: Wet Processing-II (Code: WPE 311)
Time: 3.0 Hrs. Full Marks: 72
(Use separate answer script for Part: A and Part: B)
(All parts of a question must be answered consecutively)
Part: A
(Answer any three questions)
1. (a) State the function of printing ingredients.
(b) Define thickener. Mention the essential qualities of thickener.
(c) Distinguish between dyeing and printing.
[5+4+3 = 12]
2. (a) Write down the quality of print paper used in transfer printing.
(b) Describe the vacuum transfer printing process.
(c) State the advantage and disadvantage of burn out printing.
[4+5+3 = 12]