Search results
Results from the WOW.Com Content Network
Vulcanization can be defined as the curing of elastomers, with the terms 'vulcanization' and 'curing' sometimes used interchangeably in this context. It works by forming cross-links between sections of the polymer chain which results in increased rigidity and durability, as well as other changes in the mechanical and electrical properties of ...
Because of its tolerance of extreme conditions, neoprene is used to line landfills. Neoprene's burn point is around 260 °C (500 °F). [21] In its native state, neoprene is a very pliable rubber-like material with insulating properties similar to rubber or other solid plastics. Neoprene foam is used in many applications and is produced in ...
[14] [15] [16] Only one fatality as a result of chloroprene intoxication has been recorded which was a result of cleaning a container used for chloroprene. [ 16 ] The primary occupational concern for chloroprene is limited to the facilities producing chloroprene and using chloroprene to produce the synthetic rubber, polychloroprene.
Uncured rubber is used for cements; [55] for adhesive, insulating, and friction tapes; and for crepe rubber used in insulating blankets and footwear. Vulcanized rubber has many more applications. Resistance to abrasion makes softer kinds of rubber valuable for the treads of vehicle tires and conveyor belts, and makes hard rubber valuable for ...
The "compressed neoprene" and "crushed neoprene" used for hot water suits and dry suits, is permanently reduced in volume by intentional hydrostatic compression during the manufacturing process, specifically to reduce buoyancy change with depth, at the cost of reducing insulation.
Mesoamericans used natural rubber for balls, and figurines. [1] 1000 BCE: First written evidence of Shellac. Middle Ages: Europeans used treated cow horns as translucent material for windows. Japanese and Chinese use ox horns for the same purpose, as well as for shades of oil lamps.
Also, the approach being used by the Germans undoubtedly lead to the development of neoprene rubber years later at DuPont Labs. Bolton married Margarite L. Duncan in 1916 and they had three children, a daughter and two sons. He retired from DuPont after a distinguished career in 1951, but continued to follow the scientific literature.
Polyolefin elastomer POE is used as a main ingredient in the molded flexible foam technology such as in the fabrication of self skinned footwear (for example, Crocs shoes), seat cushions, arm rests, spa pillows, etc. Hydrogenated polyalphaolefin (PAO) is used as a radar coolant. Head makes polyolefin tennis racket strings.