Applications of Polymers

Natural polymers, such as proteins, starch, cellulose, hevea rubber, and gum which have been available for centuries, have been applied as materials for food, leather, sizings, fibers, structures, waterproofing, and coatings. During the past century, the use of both natural and syn­ thetic polymers has been expanded to include more intricate applications, such as membranes, foams, medicinals, cond...