When was plastic bottles invented

The patent was issued to Wyeth in and assigned to DuPont. PET bottles and the sun are helping millions of people in developing countries obtain potable water. Using a system called SODIS solar water disinfection , inhabitants set water-filled PET bottles in the sun for several hours or days - depending on how much sunlight is available - as a simple but effective means of destroying disease-causing bacteria and gaining safe drinking water. More than 1. It could be molded when heated and retained its shape when cooled.

Swiss textile engineer Dr. Jacques Edwin Brandenberger created Cellophane, a clear layer of packaging for any product — the first fully flexible, water impermeable wrap.

Brandenberger originally aimed to apply a clear flexible film to cloth to make it stain-resistant. Later to be renamed Cellophane Tape, it was an attractive way for grocers and bakers to seal packages. Ralph Wiley, a Dow Chemical lab worker, accidentally discovered another plastic: polyvinylidene chloride which became known as SaranTM.

The plastic was first used to protect military equipment and later for food packaging. Saran would cling to almost any material — bowls, dishes, pots and even itself — and became a terrific tool for maintaining the freshness of food at home.

Tupperware and other plastic containers with an airtight seal are one of the most notable products in plastic packaging history. Learn more about the history of polyethylene. The first major commercial plastic spray bottle was developed by Dr. The familiar black or green plastic garbage bag made from polyethylene was invented by Canadians Harry Wasylyk and Larry Hansen.

Once ready, the finished bottles will be boxed up, ready for dispatch. The final step is putting a cap onto the bottle. This is done by the food company, after the drink or food has been added. Whilst plastic is a very versatile material, it can take hundreds of years to decompose naturally. In the latest series, Sidney is finding out about a whole load of everyday objects from tin cans and toothbrushes to plastic bottles and Pyrex….

Discover the incredible stories behind some world famous inventions in this podcast. But how is a plastic bottle made? More to click