Hundreds and perhaps even thousands of years before Charles Goodyear discovered the vulcanization process that made commercial rubber viable, Mesoamerican peoples were carrying out a similar process ...

One hundred years ago last week a persevering Yankee named Charles Goodyear brewed some crude rubber, sulfur and white lead on his kitchen stove, discovered vulcanization. That invention changed ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

Continuous ultrasonic devulcanization of 40 mesh ground tire rubber (GTR) powder at a frequency of 40 kHz and ultrasonic amplitudes at 0 μm (without ultrasonic treatment) and 8 μm was carried out ...