to help conserve valuable resources, such as metals, wood and energy. this unit is devoted to the recycling of metals, some basic chemicals and polymers, all within the context of the chemical industry. recycling of basic chemicals sulfuric acid some sulfuric acid is produced from 'spent' (used) acid...
become porous to air. by kind permission of basf. a second use is the production of the so-called superabsorbents. these are polymers of mainly propenoic acid and sodium propenoate. polymerization is initiated with, for example, potassium (or ammonium) peoxodisulfate, k s o , which decomposes to form...
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