Novel block macromolecular material and preparation method thereof

Novel block macromolecular material and preparation method thereof

  • CN 101,062,981 A
  • Filed: 04/26/2006
  • Published: 10/31/2007
  • Est. Priority Date: 04/26/2006
  • Status: Active Grant
First Claim
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1. the preparation method of a block macromolecular material, comprise the steps:

  • that (1) is cracked into base material the fragment that has required end group, described base material comprises polyhydroxyalkanoate, poly(lactic acid), lactic-co-glycolic acid, poly-(6-caprolactone), aromatic polyester and polymeric amide and urethane, or the mixture of their arbitrary proportions;

    (2) make the base material fragment carry out end group reaction, chainextender reaction as required or cause other monomer polymerizations, obtain described block macromolecular material.

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