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Star macromolecules for personal and home care

  • US 9,382,370 B2
  • Filed: 09/25/2013
  • Issued: 07/05/2016
  • Est. Priority Date: 04/23/2009
  • Status: Active Grant
First Claim
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1. A compound represented by Formula X:


  • [(P1)q1-(P2)q2]t-Core-[(P3)q3]r



    Formula Xwherein;

    Core represents a crosslinked polymeric segment;

    P1 represents a polymeric segment comprised of monomeric residues of polymerized hydrophobic monomers;

    P2 represents a polymeric segment comprised of monomeric residues of polymerized hydrophilic monomers;

    P3 represents a polymeric segment comprised of monomeric residues of polymerized hydrophilic monomers;

    q1 represents the number of the monomeric residues in P1;

    q2 represents the number of the monomeric residues in P2;

    q3 represents the number of the monomeric residues in P3 of between 30 and 500;

    r represents the number of polymeric arms covalently attached to the Core;

    t represents the number of polymeric arms covalently attached to the Core; and

    wherein;

    i) the ratio of r to t is in the range of between 20;

    1 and 2;

    1; and

    ii) at least one polymeric arm has a number average molecular weight of greater than 10,000 g/mol.

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