申请人:UNIVERSITY OF DELAWARE
公开号:US20210040055A1
公开(公告)日:2021-02-11
Disclosed herein are processes for the preparation of compounds of formula (I) from one or more bio-derived reactants, and their use as base oils:
(R
1
-A)
b
-(CH
x
)
a
(CHR
2
)
m
—(C(R
4
R
5
))
n
—(CHR
3
)
o
—(CH
y
)
c
-(A-R
1′
)
d
(I)
wherein a and c are independently 0 or 1, b and d are independently 1 or 2, x and y are independently 1 or 2, dependent upon the values of a-d, m and o are independently 0 or 1, n is an integer of 0-6, and each A is independently an unsaturated furan ring, a partially saturated furan ring, a saturated furan ring, or —(CH
2
)
4
—. Also, R
1
, R
1′
, R
2
, R
3
, R
4
and R
5
are independently selected from the group consisting of H and alkyl groups having 1 to 18 carbon atoms, with a proviso that at least one of R
2
, R
3
, R
4
, and R
5
is not hydrogen, and the total carbon content of the compound of formula (I) is in the range of 20-62.
本文公开了一种从一个或多个生物衍生反应物制备式(I)化合物的过程,并将其用作基础油:(R1-A)b-(CHx)a(CHR2)m-(C(R4R5))n-(CHR3)o-(CHy)c-(A-R1')d(I),其中a和c独立地为0或1,b和d独立地为1或2,x和y独立地为1或2,取决于a-d的值,m和o独立地为0或1,n为0-6的整数,每个A独立地为不饱和呋喃环,部分饱和呋喃环,饱和呋喃环或-(CH2)4-。此外,R1、R1'、R2、R3、R4和R5独立地选自H和具有1至18个碳原子的烷基基团的群,但其中至少一个R2、R3、R4和R5不是氢,并且式(I)化合物的总碳含量在20-62的范围内。