申请人:XEROX CORPORATION
公开号:US20140213816A1
公开(公告)日:2014-07-31
The disclosure provides a diurethane gelator having the structure of Formula I.
wherein R
1
and R
1
′ each, independently of the other, is a C
1
-C
22
saturated aliphatic hydrocarbon group selected from the group consisting of (1) linear aliphatic groups, (2) branched aliphatic groups, (3) cyclic aliphatic groups, (4) aliphatic groups containing both cyclic and acyclic portions, any carbon atom of the saturated aliphatic hydrocarbon group may be optionally substituted with an alkyl group (cyclic or acyclic), wherein (1) and (2) groups have a carbon number of from about 1 to about 22 carbons, and wherein (3) and (4) groups have a carbon number of from about 4 to about 10 carbons; and X is selected from the group consisting of: (i) an alkylene group, (ii) an arylene group, (iii) an arylalkylene group, and (iv) an alkylarylene group.
本公开提供了一种具有I式结构的二尿素凝胶剂,其中R1和R1'各自独立地为来自以下群组的C1-C22饱和脂肪族烃基,所述群组包括(1) 线性脂肪族基,(2) 支链脂肪族基,(3) 环状脂肪族基,(4) 含有环状和非环状部分的脂肪族基,所述饱和脂肪族烃基的任何碳原子均可以选择性地被烷基取代(环状或非环状),其中(1) 和(2) 群组的碳数为约1到约22个碳,而(3) 和(4) 群组的碳数为约4到约10个碳; X选自以下群组:(i) 烷基,(ii) 芳基,(iii) 芳基烷基,以及(iv) 烷基芳基。