Green Plastics Ppt Final
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Transcript of Green Plastics Ppt Final
“GREEN PLASTICS”An Effort to save Environment
Presented
by
Ms. Anita.G.Sharma
Research Scholar
ICT Mumbai
Introduction to Plastics
Disadvantages of plastics
Need of biodegradable plastics
Contents
Introduction to Plastics
What are plastics?
-Materials that can be reshaped on application of heat and pressure
Importance of plastics in the present era
Copper Era Iron & Bronze Era
Steel EraStone EraPlastic Era
Use of plastics
Disadvantages of plastics
No disadvantages in using plastics it is just in the way of its disposal
Recycling of Plastics
Secondary Recycling
QuaternaryRecycling
Tertiary Recycling
Primary Recycling
Recycling of Plastics
Recycling Codes for Plastics
1
3
5
6
4
2
PET- Polyethylene terphthalate
HDPE- High Density polyethylene
PVC- Polyvinyl chloride
LDPE-Low density polyethylene
PP-Polypropylene
PS-Polystyrene
Can we live without plastics??
Need Of Biodegradable Plastics
Average earth temperature rise by 0.76 degrees
Emission of carbon dioxide. Melting of icebergs Green plastics reduce all the above.
Green Plastics What are green plastics?videos\Biodegradable Plastic - ECO-ONE Additive - YouTube.FLV
Benefits of green plastics
Breakdown(Less Time)
Renewable
Eco friendly
Less Energy
Recycle
Non Toxic
Less Oil
Raw materials used
Artificial Polymers Natural Polymers
LDPEHDPEPPPVCPETPSNYLON
Wool SilkBamboo StarchCelluloseRosinCorn
Corn plastics
Corn plastics
Secondary enzymesinserted in stover
Stover = leaves + stem
Chlorophyll (acetyl co-enzyme A)
Plastics
Why not use green plastics
Not economical
Lengthy purification techniques
Some techniques not full proof
How to be cost effective
How can we minimize plastic waste
Points to think and react!!
A person throwing a plastic bag on the road. What
will you do?
A rag picker collecting plastics and sorting them.
What do you thing he is doing?
People at big bazaar and other big stores pricing
for plastic bags. Do you think they are right??
Travelling in a train you drink tea in plastic cups.
What do you do with the cups after drinking tea?
Some basic Info for day to day use
Food for thought!!!
Who invented Plastic?Ans: Leonard Da Vinci How long does it take to degrade plastics?Ans:400 years State at least 6 materials with which green
plastics can be made?Ans: Corn, bamboo, green algae, cellulose,
starch, silk, wool What are the different eras mankind has gone
through?Ans: Stone , Copper , Iron and bronze , Steel
Concluding Video
videos\why use biodegradable plastics_ - YouTube.FLV
ANY QUESTIONS
???
Thank you…