Download Absorbent Polymer Technology by Lisa Brannon-Peppas PDF

By Lisa Brannon-Peppas

In recent times, there was a veritable explosion of study and improvement in consumer-oriented fields that make the most of polymeric fabrics which take in quite a lot of water. those fields surround the training, characterization and commercialization of separation platforms, pharmaceutical and private care items equivalent to baby diapers, female items, incontinence items and lots of different similar components. The polymeric fabrics used in those purposes are often called absorbent or superabsorbent fabrics due to their skill to swell quickly and to preserve huge volumes of water, urine and different organic fluids. the purpose of this ebook is to introduce the basics of polymer constitution and swelling as on the topic of polymers used for those superabsorbent fabrics. within the box of absorbence, specific consciousness is given to crosslinked constructions which swell to greater than fifty occasions their preliminary weight in water or electrolytic recommendations. The booklet additionally presents descriptions of novel functions of superabsorbent fabrics in addition to an in depth research of water shipping in crosslinked polymers

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POLYACRYLATES BY FREE-RADICAL POLYMERIZATION The structure of a polymeric network is ultimately determined by the method of synthesis. The monomer and crosslinker concentrations, the initiator type and concentrations, the relative reactivities of the monomers, the specific solvent and reaction temperature are all significant factors. Commercially, the rate of the polymerization reaction is also of importance, since it directly affects the volumetric efficiency of the production equipment. Fortunately, many of the important structural parameters are determined by the polymerization kinetics and by the various stoichiometries of the reaction.

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