Block copolymers and self-assembling nanoparticles formed therefrom

A block copolymer comprising:

• a hydrophilic block;
• and
• a hydrophobic block containing at least one thioether functional group, the block copolymer of having the structure of formula I:
• wherein m is 228 and x is 10.

A block copolymer comprising:

• a hydrophilic block;
• and
• a hydrophobic block containing at least one thioether functional group, the block copolymer having the structure of formula II:
• wherein n is 114 and y is 10.

A block copolymer comprising:

• a hydrophilic block;
• and
• a hydrophobic block containing at least one thioether functional group, the block copolymer having the structure of formula II:
• wherein n is 228 and y is 10.

A block copolymer comprising:

• a hydrophilic block;
• and
• a hydrophobic block containing at least one thioether functional group, the block copolymer having the structure of formula III:
• wherein p is 114 and z is 5.

A block copolymer comprising:

• a hydrophilic block;
• and
• a hydrophobic block containing at least one thioether functional group, the block copolymer having the structure of formula III:
• wherein p is 228 and z is 5.