Production apparatus and production method of triptane

Patent metadata

Field	Value
Publication number	US-11565984-B2
Application number	US-202217577173-A
Country	US
Kind code	B2
Filing date	Jan 17, 2022
Priority date	Jan 20, 2021
Publication date	Jan 31, 2023
Grant date	Jan 31, 2023

Abstract

Production apparatus of triptane includes: carbon dioxide recovery unit configured to recover carbon dioxide from air; hydrogen generation unit configured to electrolyze water by renewable electricity to generate hydrogen; carbon monoxide generation unit configured to generate carbon monoxide from recovered carbon dioxide and hydrogen generated; methanol generation unit configured to generate methanol from carbon monoxide generated and hydrogen generated; acetic acid generation unit configured to generate acetic acid by reacting methanol generated with recovered carbon dioxide or with carbon monoxide generated; acetone generation unit configured to generate acetone and carbon dioxide from acetic acid generated; pinacolone generation unit configured to generate pinacolone from acetone generated; Grignard reagent generation unit configured to generate Grignard reagent from methanol generated; trimethyl butanol generation unit configured to generate 2,3,3-trimethyl-2-butanol by reacting pinacolone generated with Grignard reagent generated; and triptane generation unit configured to generate 2,2,3-trimethylbutane from 2,3,3-trimethyl-2-butanol generated.

First claim

What is claimed is:

1. A production apparatus of triptane, comprising:
a carbon dioxide recovery unit configured to recover carbon dioxide from air to obtain a recovered carbon dioxide;
a hydrogen generation unit configured to electrolyze water by renewable electricity to generate a hydrogen;
a carbon monoxide generation unit configured to generate a carbon monoxide from the recovered carbon dioxide recovered by the carbon dioxide recovery unit and the hydrogen generated by the hydrogen generation unit;
a methanol generation unit configured to generate a methanol from the carbon monoxide generated by the carbon monoxide generation unit and the hydrogen generated by the hydrogen generation unit;
an acetic acid generation unit configured to generate an acetic acid by reacting the methanol generated by the methanol generation unit with the recovered carbon dioxide recovered by the carbon dioxide recovery unit or with the carbon monoxide generated by the carbon monoxide generation unit;
an acetone generation unit configured to generate an acetone and a carbon dioxide from the acetic acid generated by the acetic acid generation unit;
a pinacolone generation unit configured to generate a pinacolone from the acetone generated by the acetone generation unit;
a Grignard reagent generation unit configured to generate a Grignard reagent from the methanol generated by the methanol generation unit;
a trimethyl butanol generation unit configured to generate a 2,3,3-trimethyl-2-butanol by reacting the pinacolone generated by the pinacolone generation unit with the Grignard reagent generated by the Grignard reagent generation unit; and
a triptane generation unit configured to generate a 2,2,3-trimethylbutane from the 2,3,3-trimethyl-2-butanol generated by the trimethyl butanol generation unit.

2. The production apparatus of triptane according to claim 1 , further comprising:
a carbon dioxide purification unit configured to purify the carbon dioxide generated by the acetone generation unit to obtain a purified carbon dioxide, wherein
the acetic acid generation unit generates the acetic acid by reacting the methanol generated by the methanol generation unit with the recovered carbon dioxide recovered by the carbon dioxide recovery unit and the purified carbon dioxide purified by the carbon dioxide purification unit.

3. The production apparatus of triptane according to claim 1 , further comprising:
a carbon dioxide purification unit configured to purify the carbon dioxide generated by the acetone generation unit to obtain a purified carbon dioxide, wherein
the carbon monoxide generation unit generates the carbon monoxide by reacting the recovered carbon dioxide recovered by the carbon dioxide recovery unit and the purified carbon dioxide purified by the carbon dioxide purification unit with the hydrogen generated by the hydrogen generation unit, wherein
the acetic acid generation unit generates the acetic acid by reacting the methanol generated by the methanol generation unit with the carbon monoxide generated by the carbon monoxide generation unit.

4. A production method of triptane, comprising:
a carbon dioxide recovery process configured to recover carbon dioxide from air to obtain a recovered carbon dioxide;
a hydrogen generation process configured to electrolyze water by renewable electricity to generate a hydrogen;
a carbon monoxide generation process configured to generate a carbon monoxide from the recovered carbon dioxide recovered in the carbon dioxide recovery process and the hydrogen generated in the hydrogen generation process;
a methanol generation process configured to generate a methanol from the carbon monoxide generated in the carbon monoxide generation process and the hydrogen generated in the hydrogen generation process;
an acetic acid generation process configured to generate an acetic acid by reacting the methanol generated in the methanol generation process with the recovered carbon dioxide recovered in the carbon dioxide recovery process or with the carbon monoxide generated in the carbon monoxide generation process;
an acetone generation process configured to generate an acetone and a carbon dioxide from the acetic acid generated in the acetic acid generation process;
a pinacolone generation process configured to generate a pinacolone from the acetone generated in the acetone generation process;
a Grignard reagent generation process configured to generate a Grignard reagent from the methanol generated in the methanol generation process;
a trimethyl butanol generation process configured to generate a 2,3,3-trimethyl-2-butanol by reacting the pinacolone generated in the pinacolone generation process with the Grignard reagent generated in the Grignard reagent generation process; and
a triptane generation process configured to generate a 2,2,3-trimethylbutane from the 2,3,3-trimethyl-2-butanol generated in the trimethyl butanol generation process.

Assignees

• Honda Motor Co Ltd

Inventors

• Hashimoto Kohtaro

Classifications

• C07C51/12

  on an oxygen-containing group in organic compounds, e.g. alcohols · CPC title

• B01J2219/0004

  Processes in series · CPC title

• C25B1/04

  by electrolysis of water · CPC title

• C07C29/132

  by reduction of an oxygen containing functional group · CPC title

• C07C45/41

  by hydrogenolysis or reduction of carboxylic groups or functional derivatives thereof · CPC title