CPC A61K 9/5153 (2013.01) [A61K 9/0019 (2013.01); A61K 9/5138 (2013.01); A61K 9/5146 (2013.01); A61K 38/28 (2013.01); A61K 47/6803 (2017.08); A61K 47/6933 (2017.08); A61K 47/6937 (2017.08); A61P 3/10 (2018.01); A61P 35/00 (2018.01); Y02A 50/30 (2018.01)] | 16 Claims |
1. A nanoparticle comprising a pH-responsive polymer blended with a pH-insensitive polymer forming a mixture of the polymers, and a payload molecule, wherein the ratio of the amount of the pH-responsive polymer to the amount of pH-insensitive polymer is in the range from 10:90 to 20:80 by weight.
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