I chose vinyl records for my project because I have many records of my own and I find them fascinating. I also really wanted to know more about how they worked and were made. Vinyl records have been around since the 1950s. Records are not as popular as they used to be but they still are used by a handful of people.
Composition of ...
Main Chemicals, Compounds, Components
Vinyl records are made by unifying chlorine and ethylene. The liquid resulting is called ethylene dichloride or EDC. The EDC is put through a cracking process which results in PVC. The PVC is a clear color so the addition of carbon creates the classic black color of records.
Polyvinyl Chloride- PVC
PVC in records is a copolymer(a mixture of two monomers) vinyl chloride and vinyl acetate
Analog Sound Storage Medium disc with an inscribed, modulated spiral grove
How to create the pressing discs.
Polyvinyl Chloride is CH2=CHCL
Raw materials are derived from salt and oil
Acetates are the discs used to check quality before production
Aluminum disc covered in a thin coating of nitrocellulose lacquer
Discovery of vinyl records.
Discovered Polyvinyl Chloride (PVC or Vinyl)
Powder form that turned into a rubbery gel when mixed with hot solvent
Manufacturing of Vinyl
How PVC is made.
Dangers of PVC
PVC real world uses.
Detailed process of making PVC.
How to make ethylene from petroleum
Ethylene used to produce chloroethene (vinyl chloride) and hence poly(chloroethene), i.e. poly(vinylchloride)
ALL ABOUT ETHYLENE
About the Author
Bailey Evenson is a high school senior attending Billings Senior High. She enjoys being creative, playing volleyball, and listening to music. She has had a record player for about a year now with tons of old "garage sale" records plus about ten new bands(including her favorite, The Head and The Heart). In the summer of 2015 she will attend Montana
State University to study some field of engineering. At this time she is thinking of maybe chemical, industrial, of design engineering. Her passion for engineering drives from the fact that engineers can change the world and impact the lives of others. Bailey is an executive member of the Billings Senior High STEM society and competes on an all girl FTC Robotics team.