Paper and Paperboard Packaging Materials

1. Which of the following pulping methods involves the use of chemicals to dissolve lignin?

• Mechanical pulping

• Chemical pulping

• Semi-chemical pulping

• Thermomechanical pulping

1. What type of paper is typically thicker than standard paper and used for packaging?

• 1. Kraft paper

• Glassine paper

• Paperboard

• Waxed paper

1. Which type of wood is primarily used for producing stronger paper due to its long fibers?

• 1. Hardwood

• 1. Bamboo

• Cotton

• 1. Softwood

What is the main advantage of using chemical pulping over mechanical pulping?

• Higher yield of pulp

• Lower production cost

• Stronger and cleaner fibers

• Faster processing time

Which of the following papers is characterized by its translucent quality and is often used for packaging?

• Glassine paper

• Waxed paper

• Kraft paper

• Parchment paper

Water removal is accomplished by presses and dryers. This step is essential during the process of ___________

The primary advantage of using _________ board in packaging is its lightweight nature combined with strength, making it suitable for shipping products

Pulping method is a process of separating fibrous raw materials (pulp) without destroying them, and it includes mechanical, chemical, and semichemical pulping methods. Which of the following statements describes the mechanical pulping method?

I. Used for manufacturing newsprint and paperboard

II. Produce a strong paper

III. Low Mechanical strength

IV. Various length and high composition of lignin

V. Degrade and dissolve away the lignin from middle lamella of pulp

• I, III, and IV

• I, II, and IV

• II, III, IV, and V

• All above

Paper is produce from two major steps which is _______, ___________ processes.

1. Which of the following statement shows the role of soft woods

• Short-fibered wood

• Oak and Maple tree

• Best used for paperboard such as boxes which requires strength.

• 20% Lignin content