Ionic liquid and viscose composition
AssigneeTaiwan Textile Research Institute
InventorsKuo-Liang Liu, Tung-Ung Chen, Tai-Hong Cheng, Yu-Deng Lin
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Abstract
An ionic liquid, comprising a compound of Formula 1: wherein Ra is a hydrocarbon chain having 2 to 10 carbon atoms and a terminal hydroxyl group and the hydrocarbon chain comprising —O— therein, —CO— therein or comprising both —O— and —CO— therein, Rb is —CxHySO3H, —CxHyPO3H, —CxHyCOOH, —CxHySO3−, —CxHyPO3− or —CxHyCOO−, and x ranges from 1 to 6 and y ranges from 2 to 12.
Claims26
An ionic liquid, comprising a compound of Formula 1:
- wherein Ra is a hydrocarbon chain having 2 to 10 carbon atoms and a terminal hydroxyl group and the hydrocarbon chain comprising —O— therein, —CO— therein or comprising both —O— and —CO— therein, Rb is —CxHySO3H, —CxHyPO3H, —CxHyCOOH, —CxHySO3−, —CxHyPO3− or —CxHyCOO−, and x ranges from 1 to 6 and y ranges from 2 to 12.
A viscose composition, comprising:
- at least one polymeric material;
- and
- at least one ionic liquid, and the polymeric material is dissolved in the ionic liquid, wherein the ionic liquid comprises a compound of Formula 1:
- wherein Ra is a hydrocarbon chain having 2 to 10 carbon atoms and a terminal hydroxyl group and the hydrocarbon chain comprising —O— therein, —CO— therein or comprising both —O— and —CO— therein, Rb is —CxHySO3H, —CxHyPO3H, —CxHyCOOH, —CxHySO3−, —CxHyPO3− or —CxHyCOO−, and x ranges from 1 to 6 and y ranges from 2 to 12.
An ionic liquid, comprising a nitrogen-containing compound having a five-membered ring, a six-membered ring or a nitrogen-substituted naphthalene structure, wherein
- the nitrogen-containing compound having the five-membered ring comprises one selected from Formula (a) to Formula (h),
- the nitrogen-containing compound having the six-membered ring comprises one selected from Formula (i) to Formula (m),
- the nitrogen-containing compound having the nitrogen-substituted naphthalene structure comprises one selected from Formula (n) to Formula (o),
- wherein, R1 and R2 are individually
- —CxHySO3−, —CxHyPO3H−, —(CxHy)(PO3H2)PO3H−, —CxHyCOO−, —CxHySO3H, —CxHyPO3H2, —(CxHy)(PO3H2)PO3H2 or —CxHyCOOH, x ranges from 1 to 6, and y ranges from 2 to 12;
- R1 to R9 are each individually
- Hydrido;
- —(Z1)—O—(Z2)—OH, wherein Z1 and Z2 are individually alkylene with 1 to 6 carbon atoms, or substituted alkylene with 1 to 6 carbon atoms;
- —(Z3)—O—Z4, wherein Z3 is the substituted or unsubstituted alkylene with 1 to 6 carbon atoms, and Z4 is the substituted or unsubstituted alkylene with 1 to 6 carbon atoms;
- or
- a first group or a second group, wherein the first group and the second group are individually alkyl with 1 to 6 carbon atoms, alkenyl with 1 to 6 carbon atoms, alkene with 1 to 6 carbon atoms, alkylene with 1 to 6 carbon atoms, aryl with 1 to 6 carbon atoms, cycloalkyl with 1 to 6 carbon atoms or cyclic group with 1 to 6 carbon atoms, and the second group is substituted by one of the following substituted groups consisting of alkoxy, alkenyl, alkynyl, aryl, heteroaryl, aldehyde, amino, ester, ether, halide, hydroxyl, ketone, nitro, silyl, sulfo-oxo, sulfonyl, sulfone, sulfoxide, sulfate and thiol.
Dependencies are inferred from the claim text.