	US 12,433,832 B2
	Aqueous mixtures comprising cellulose nanocrystals and sulfonated polyester
Soo Ah Jin, Raleigh, NC (US); Emily Facchine, Raleigh, NC (US); Saad A. Khan, Raleigh, NC (US); Orlando Rojas, Raleigh, NC (US); Richard J. Spontak, Raleigh, NC (US); and Koushik Ghosh, Kingsport, TN (US)
Assigned to North Carolina State University, Raleigh, NC (US)
Appl. No. 17/777,925
Filed by North Carolina State University, Raleigh, NC (US)
PCT Filed Nov. 18, 2020, PCT No. PCT/US2020/061048 § 371(c)(1), (2) Date May 18, 2022, PCT Pub. No. WO2021/101989, PCT Pub. Date May 27, 2021.
Claims priority of provisional application 62/936,842, filed on Nov. 18, 2019.
Prior Publication US 2023/0038792 A1, Feb. 9, 2023
Int. Cl. A61K 8/73 (2006.01); A61K 8/67 (2006.01); A61K 8/85 (2006.01); A61Q 1/06 (2006.01); A61Q 1/10 (2006.01)

CPC A61K 8/731 (2013.01) [A61K 8/67 (2013.01); A61K 8/85 (2013.01); A61Q 1/06 (2013.01); A61Q 1/10 (2013.01); A61K 2800/43 (2013.01)]

17 Claims

1. An aqueous mixture, comprising:

5% by weight (wt %) to 20% cellulose nanocrystals; and

10 wt % to 30 wt % sulfonated polyester having a glass transition temperature (T_g) greater than 25° C.,

wherein a viscosity of the aqueous mixture is between 10³Pa·s and 10⁵Pa·s at a shear rate of 0.01 s⁻¹.