Plastics Packaging Technology
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Plastics Packaging Technology Syllabus — Unit-wise Content
The official GTU curriculum for Plastics Packaging Technology (subject code 3722411) as prescribed for PE · Semester 2 divides the course into 4 units, covering 40 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (3722411)Unit 1 Introduction to Packaging –
- Functions of packaging – Major packaging materials viz
- Polyamides (Nylons)
- Polycarbonate and Newer materials such as High Nitrile polymers
- Polyethylene Naphthalate (PEN)
- Polyetherimide (PEI) and LCP – Properties and Applications in Packagings
Unit 2 Conversion Technology-I
- Extrusion – Blown film
- cast film
- multi-layer film and sheet
- stretch and shrink wrap and heat sealing – Injection moulding for manufacturing of packaging products – Influence of process variables and its effects
- Blow moulding – Extrusion blow moulding
- Die shaping
- Programmed parison
- Injection blow moulding and Stretch blow moulding
Unit 3 Conversion Technology-II
- Thermoforming – Vacuum forming
- Drape forming
- Snap-back vacuum forming
- Plug assisted vacuum forming
- Pressure forming
- Matched mould forming
- Scrap less thermoforming
- Skin pack and blister packs
- Thermoform/fill/seal systems (TFFS)
- Advantages and disadvantages of thermoforming
- Printing – Surface treatment
- Printing on films and containers viz
- Flexographic printing
- Rotogravier printing
- Pad printing
- Hot stamping
- Reverse printing
Unit 4 Performance Evaluation of Packaging Products
- Mechanical properties – Tensile properties
- Impact properties
- Tear strength
- Burst strength
- Crease or flex resistance
- Co-efficient of friction
- Orientation and shrinkage
- Optical Properties – Clarity
- Haze and gloss Barrier Properties – Oxygen transmission
- Water vapour transmission rate – Migration. 10 Subject Code: 3722411 w.e.f