Advanced Finishing - AS, CR, FR

Which of the following is true for Pyrolysis temperature (Tp) & Combustion temperature (Tc)

• Tp<Tc

• Tp=Tc

• Tp > Tc

• None of the above

The product on combustion of fiber is

• Char

• Non-flammable gases

• Oxygen

• Liquid condensates

The LOI of _____ is 25

• Cotton

• Acrylic

• Wool

• Polypropylene

Which of the following is not a testing method for Antistatic finish

• Cling test

• Spray test

• Electrostatic Voltage testing

• Electrical Resistivity testing

If the relative humidity increases, the antistatic property of fiber

• Increases

• Decreases

• Remains same

Polyglycol derivatives are used as finish to obtain _____ property

• Antistatic

• Flame retardancy

• Water repellency

• Crease resistance

During spinning, balloning of fibers occurs due to

• Synthetic yarn

• Static charge generation

• Natural fiber

• Dirt particles

Easy care finishing is tested with

• Crease recovery angle

• Tensile strength

• 45 degree tester

• Drapability tester

A typical wrinkle recovery finish bath does not contain which of the following

• DMDHEU

• Acid liberating agent

• Alkali

• Softener

A formaldehyde free resin is

• DMU

• DMEU

• BTCA