Printing

How many style of printing are there

• 2

• 3

• 5

• None of these

Dye with dischargeability rating 5 is suitable for

• Colour discharge printing

• Dyeing the ground

• White discharge

• None of these

Following is not a discharging agent

• Stannous chloride

• Rongalite C

• Thiourea dioxide

• Diammonium phosphate

The durability of Pigment printing is dependent on

• Synthetic thickener

• Binder

• Urea

• DAP

Bond formed between cellulose and reactive dye is

• Covalent bond

• Hydrogen bond

• Ionic bond

• Vanderwaal forces

High printing production is obtained by using following machine

• Flat bed

• Table printing

• Inkjet printing

• Rotary printing machine

The thickener used for printing reactive dye is

• Sodium alginate

• Starch thickener

• Gum indalca

• Gum AGBV

Following rating indicates that the wash fastness is excellent

• 1

• 3

• 4

• 5

The major problem using flat bed printing machine are

• Speckiness

• Joint marks

• Selvedge to selvedge variations

• All of these

Which is the measure to avoid hydrolysis of reactive dye

• Use of resist salt in paste

• Use of sodium alginate thickener

• Addition of alkali in paste prior to printing

• All of these