Plastic Packaging Technology
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Plastic Packaging Technology Syllabus — Unit-wise Content
The official GTU curriculum for Plastic Packaging Technology (subject code 2162310) as prescribed for Plastic · Semester 6 divides the course into 7 units, covering 59 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 (2162310)Unit 1 INTRODUCTION
- Historical background
- definition of packaging as an integral part of production & marketing
- Basic concepts- Physical & Physico-chemical such as collogative properties
- gas laws
- surface tension
- energy measurements, etc
- Package – components
- weight distribution
- suspension & closures
Unit 2 Packaging Characteristic
- Physical characteristics of product – physical state
- center of gravity
- surface finish
- etc. Physico-chemical characteristic – susceptibility to water
- water vapour
- light – mechanism of spoilage. Principles of corrosion & prevention. Compatibility – permissible plasticizers in plastics & coating media
- their migration to food – can lining compounds & lacquers for containers for fruit & vegetables
- meat & other products. Package design – factors influencing design / product- package relationship
- Role of nano technology in packaging
Unit 3 Raw Material Selection Criteria
- Materials used
- limitations of various plastics like PE, PP, PVC, PS, POLYESTER
- EVA COPOLYMER
- EVOH, PC, IONOMER
- IMIDE COPLYMERS
- ADHESIVE RESIN
- &ACIDIC COPOLYMER OF ETHELENE
Unit 4 CONVERSION PROCESSES
- Injection moulding- containers
- containers with safety closures
- small size containers. Extrusion process- Mono layer
- multi layer
- oriented films
- coating films
- woven sacks
- aluminium foil
- tubes & profiles
- twist wrap film
- plasma barrier coating. Blow molding process- composite containers
- composite drums
- small hollow containers
- medical & pharmaceutical bottles
- stretch blow moulding Foam moulding process – expanded polyethylene
- poly styrene
- structural & decorative foams. Rotary thermo forming
- Batch & continuous thermo forming
- Compression Moulding
- Transfer moulding
Unit 5 Fabrication & decorative Techniques
- adhesive bonding. Printing
- foil in lay moulding
- hot stamping
- Inmould decoration
Unit 6 Testing Of Plastics Packages
- General test methods
- Heavy duty packages
- drop tests
- stack test
- load test
- vibration test
- Testing of flexible films
- Indian standard .for food containers
Unit 7 Packaging & Hazardous & their controls
- Types – static charge problems
- damaging factors & effects Pollution factors Toxicity of Materials
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