US 10,119,173 B2Granted

Ionic liquid and method for dissolving cellulose using the same

AssigneePanasonic Intellectual Property Management Co., Ltd.

InventorsTakahiro Aoki, Tomoko Kawashima, Haruka Kusukame, Yuko Taniike

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Abstract

The present invention provides an ionic liquid represented by the following chemical formula, [(CH3)3N(CH2)2OH]+[NH2(CH2)3CH(NH2)COO]−. The present invention provides an ionic liquid capable of dissolving cellulose within twenty-four hours.

Claims14

Dependent claims

A method for dissolving cellulose, the method comprising:

(a) adding cellulose to ionic liquid represented by the following chemical formula (I):
[(CH3)3N(CH2)2OH]+[NH2(CH2)3CH(NH2)COO]− (I).

Dependencies are inferred from the claim text.

Facts

Application: 15/671,176Filed 8 Aug 2017
Priority: JP 2016-20430418 Oct 2016
Published: US 2018/0105890 A119 Apr 2018
Granted: 6 Nov 2018
Term ends: Not estimatedThe source records don’t support an estimate.

Classification19 codes

C13K 1/02
Glucose ; Glucose-containing syrups: obtained by saccharification of cellulosic materials
C07C 215/08
And acyclic: with only one hydroxy group and one amino group bound to the carbon skeleton
C07C 229/26
The carbon skeleton being acyclic and saturated: having more than one amino group bound to the carbon skeleton, e.g. lysine
C07C 229/36
The carbon skeleton containing six-membered aromatic rings: with at least one amino group and one carboxyl group bound to the same carbon atom of…

Family

US 2018/0105890 A1Pre-grant publication · published 19 Apr 2018
US 10,119,173 B2This patent

From the US filing history. Foreign family members aren’t listed.

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