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chapter 1. introduction to pharmaceutical excipientsÒ©Óø¨ÁϸÅÊö  1.1 definition of pharmaceutical excipients  1.2 what are excipients doing in medicines?  1.3 quality and safty of excipients  1.4 relationship between polymers and pharmaceutical excipients  1.5 specific notes for polymers used in drug delivery system  ±¾ÕÂÖÐÎĵ¼¶Á  referenceschapter 2. introduction to polymers¸ß·Ö×Ó²ÄÁϸÅÊö  2.1 what are polymers?    2.2 polymer structure and morphology    2.2.1 molecular weight    2.2.2 configuration and conformation    2.2.3 chain structure    2.2.4 crystalline  2.3 synthesis    2.3.1 addition polymerization    2.3.2 condensation polymerization    2.3.3 cross-linking reaction  2.4 characteristic properties of polymers    2.4.1 thermal properties    2.4.2 mechanical properties    2.4.3 viscoelastic properties  2.5 characterization techniques    2.5.1 determination of molecular weight    2.5.2 determination of structure    2.5.3 differential scanning calorimetry  2.6 fabrication and processing    2.6.1 injection molding    2.6.2 extrusion    2.6.3 spinning  ±¾ÕÂÖÐÎĵ¼¶Á  referenceschapter 3. natural polymers as pharmaceutical excipientsÌìÈ»À´Ô´µÄÒ©Óø߷Ö×Ó¸¨ÁÏ  3.1 starch and its derivates    3.1.1 starch    3.1.2 pregelatinized starch    3.1.3 dextrin    3.1.4 cyclodextrin    3.1.5 sodium carboxymethyl starch  ±¾½ÚÖÐÎĵ¼¶Á  3.2 cellulose and its derivates    3.2.1 microcrystalline cellulose    3.2.2 powdered cellulose    3.2.3 methylcellulose    3.2.4 ethylcellulose    3.2.5 hydroxyethyl cellulose    3.2.6 hydroxypropyl cellulose    3.2.7 hydroxypropyl methylcellulose    3.2.8 carboxymethylcellulose sodium    3.2.9 carboxymethylcellulose calcium    3.2.10 cellulose acetate phthalate  ±¾½ÚÖÐÎĵ¼¶Á  3.3 other natural polymers in pharmaceutics    3.3.1 chitin/chitosan    3.3.2 alginate and sodium/calcium alginate    3.3.3 acacia    3.3.4 xanthan gum    3.3.5 gelatin    3.3.6 albumin  ±¾½ÚÖÐÎĵ¼¶Á  referenceschapter 4. synthetic polymers as pharmaceutical excipientsºÏ³ÉµÄÒ©Óø߷Ö×Ó·óÁÏ  4.1 polymers based on polyvinyl    4.1.1 polyvinyl alcohol    4.1.2 polymethacrylates    4.1.3 polyvinylpyrrolidone (povidone)    4.1.4 crospovidone    4.1.5 carbomer  ±¾½ÚÖÐÎĵ¼¶Á  4.2 polymers based on polyether    4.2.1 polyethylene glycol    4.2.2 poloxamer    4.2.3 polysorbates  ±¾½ÚÖÐÎĵ¼¶Á  referenceschapter 5. novel synthetic biodegradable polymers as drug delivery carrierÐÂÐÍ¿ÉÉúÎï½µ½âµÄºÏ³ÉÒ©Óø߷Ö×Ó²ÄÁÏ  5.1 introduction  5.2 polymers based on polyester    5.2.1 poly(lactic acid) and poly(lactic-co-glycolic acid) copolymers    5.2.2 polycaprolactone    5.2.3 poly(¦Â-hydroxybutyrate)  5.3 other biodegradable polymers    5.3.1 poly(orthoesters)    5.3.2 poly(phosphate esters)    5.3.3 polyanhydrides    5.3.4 poly(amino acids)    5.3.5 polyphosphazenes  ±¾ÕÂÖÐÎĵ¼¶Á  referenceschapter 6. advanced applications of functional polymer in drug delivery¹¦Äܸ߷Ö×Ó²ÄÁÏÔÚÒ©ÎïÊäËÍÖеÄÓ¦ÓýøÕ¹  6.1 hydrogels for pharmaceutical application    6.1.1 introduction    6.1.2 preparation of hydrogels    6.1.3 properties of hydrogels    6.1.4 pharmaceutical applications of hydrogels  ±¾½ÚÖÐÎĵ¼¶Á  6.2 polymer-based nanomedicine and self-assemblying polymers    6.2.1 introduction to nanomedicine    6.2.2 micellation of self-assemblying polymers    6.2.3 biological significance of polymeric micelles    6.2.4 drug release from polymeric micelles    6.2.5 examples of polymeric micelles for drug delivery  ±¾½ÚÖÐÎĵ¼¶Á  6.3 polymer-drug conjugates    6.3.1 introduction    6.3.2 design and development of polymer-drug conjugates    6.3.3 examples for polymer-drug conjugates  ±¾½ÚÖÐÎĵ¼¶Á  6.4 polymers for gene delivery    6.4.1 introduction to gene delivery    6.4.2 polymeric vectors  ±¾½ÚÖÐÎĵ¼¶Á  references