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Peroxide Ketazine Process

GREEN CHEMISTRY

Flow Diagram

5000 T/yr

= 347 mol/min HZ

325 mol/min W

Simplified Chemical Plant

A: NH3

HP: H2O2

MEZ: Me(Et)C=NN=C(Et)Me

MEI: Me(Et)CONH

MEK: Me(Et)C=O

MEB: Me(Et)C=NH

W: H2O

H: N2H2

6

MEK

Reactor 2

7

Separator 1

4

2

H

W

Reactor 1

MEZ

1

MEZ

W

MEB

A

MEK

HP

MEB

W

3

W

5

Overall Flows

Market Conditions

Agricultural

(Herbicides)

Pharma-

ceuticals

- Versatile utility & high in demands

- Potential customers : chemical industries.

- Mature market (since 1950s)

- Toxicity concerns (EPA)

- "Greener" than Raschig and Urea process.

=> Despite the constraints, steady income might be guaranteed.

Water

Treatment

Hydrazine

Economic Analysis

DOF Analysis

Plastics (PVC, rubbers)

Fuels

(HydrogenFuel cells)

Comparison to other hydrazine manufacturing processes

Equipment Costs

Assume equipment cost

=

15% of Fixed capital investment

Reactions

Generation - Consumption Analysis

Cash Flows

Note: Figures in USD ('000)

Profit and Loss Statement

Variable Costs

Utilities

Cash Flow Diagram

Raw

Materials

Total utilities cost based on similar plant study:

US$ 123,344

Total raw material cost based on previous flows:

US$ 9,051,305

Manufacturing Process

Economic Analysis

Hydrazine Manufacture

Peroxide Ketazine Process

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