US 11,891,354 B2
Tricyclodecane dimethanol composition and preparation method of the same
Hee Il Chae, Gyeonggi-do (KR); Ju-Sik Kang, Gyeonggi-do (KR); Jeong Ho Park, Gyeonggi-do (KR); Song Lee, Gyeonggi-do (KR); and Yu Mi Chang, Gyeonggi-do (KR)
Assigned to SK Chemicals Co., Ltd., Gyeonggi-do (KR)
Appl. No. 18/003,445
Filed by SK CHEMICALS CO., LTD., Gyeonggi-do (KR)
PCT Filed May 20, 2022, PCT No. PCT/KR2022/007238
§ 371(c)(1), (2) Date Dec. 27, 2022,
PCT Pub. No. WO2022/255696, PCT Pub. Date Dec. 8, 2022.
Claims priority of application No. 10-2021-0072733 (KR), filed on Jun. 4, 2021.
Prior Publication US 2023/0192577 A1, Jun. 22, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. C07C 29/158 (2006.01); C07C 45/50 (2006.01); C07C 31/27 (2006.01)
CPC C07C 29/158 (2013.01) [C07C 31/278 (2013.01); C07C 45/50 (2013.01)] 11 Claims
 
1. A composition comprising tricyclodecane dimethanol; and
one or more of C11-12 diol compounds represented by the following Formula 1-1 and Formula 1-2,
wherein the total content of the C11-12 diol compounds is 10% by weight to 20% by weight:

OG Complex Work Unit Chemistry
in Formula 1-1,
R1 and R2 are each independently hydrogen or methyl, provided that both R1 and R2 being methyl is excluded,

OG Complex Work Unit Chemistry
in Formula 1-2,
n is 3 or 4,
when n is 3, R3 is hydrogen or methyl, and
when n is 4, R3 is hydrogen.