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Каучуки

Органічна хімія

QuestionAnswer
Сировиною для виробництва природного каучуку є латекс
Природий каучук нагадує молоко і є ємульсією
Природний каучук містить сік гевеї,фікуса,кульбаби
Синтетичний каучук вперше синтезував Лебедєв,1932р.
Перший синтетичний каучук має назву бута-1,3-діен -дивініл
Для поліпшення якості натуральних і синтетичних каучуків їх перетворюють на гуму
Вулканізація-це перетворення каучуку в гуму при нагріванні у присутності сірки
Гуму добув .американський винахідник Чарльз Гудьір 1839 р
Created by: 100002552984419
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