US 12,252,579 B2
Thermoplastic polyurethane containing a polysiloxane caprolactone polyol
Trinidad Piedra Clemente, Barcelona (ES)
Assigned to Lubrizol Advanced Materials, Inc., Cleveland, OH (US)
Appl. No. 17/632,255
Filed by Lubrizol Advanced Materials, Inc., Cleveland, OH (US)
PCT Filed Aug. 3, 2020, PCT No. PCT/US2020/044742
§ 371(c)(1), (2) Date Feb. 2, 2022,
PCT Pub. No. WO2021/026069, PCT Pub. Date Feb. 11, 2021.
Claims priority of application No. 19382681 (EP), filed on Aug. 5, 2019.
Prior Publication US 2022/0289898 A1, Sep. 15, 2022
Int. Cl. C08G 18/61 (2006.01); C08G 18/32 (2006.01); C08G 18/42 (2006.01); C08G 18/65 (2006.01); C08G 18/66 (2006.01); C08G 18/73 (2006.01); C08G 18/76 (2006.01); C08G 18/79 (2006.01); C08G 77/445 (2006.01)
CPC C08G 18/61 (2013.01) [C08G 18/3206 (2013.01); C08G 18/3215 (2013.01); C08G 18/4277 (2013.01); C08G 18/6511 (2013.01); C08G 18/6637 (2013.01); C08G 18/73 (2013.01); C08G 18/7671 (2013.01); C08G 18/792 (2013.01); C08G 77/445 (2013.01)] 10 Claims
 
1. A thermoplastic polyurethane composition comprising the reaction product of:
(a) a polyol component comprising

OG Complex Work Unit Chemistry
where n and m are individually 0 to 15, provided that n+m is 12 to 15, y is 25 to 33, and R1 and R2 are the same or different and are selected from linear or branched C1 to C10 groups; and
(b) a diisocyanate.