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Manufacturing Facility (Organic Compounds)

Kumiai Chemical is engaged in the manufacture of organic synthetic chemical raw materials, as well as contract manufacturing for customers. The Company takes into consideration the individual needs and requirements of each customer.

Kumiai Chemical operates a multi-purpose plant that is capable of handling both large- and small-scale production. The Company also boasts large and clean waste treatment facilities consistent with its focus on environmental protection. Kumiai Chemical is further distinguished by its legacy of organic synthetic technologies that are used to achieve a broad range of reactions.
Quick Response
Reliable Quality Assurance
Safe and Clean Manufacturing
Underpinned by these key objectives, Kumiai Chemical works steadfastly toward achieving the goal of clean production that accurately addresses customer needs.
Manufacturing Facility

Main Facility (Organic Compounds)

Facilities Materials Capacity Number Temp. & Press.
Reactors GL 1,000-6,000L 15 Operating temperature: 0℃-140℃
7,000-13,000L 23
14,000- 7
SUS 1,000-6,000L 11 Operating temperature: 0℃-220℃
7,000-13,000L 10
MA 2,500-10,000L 5 Operating temperature: Room temperature -220℃
HC 13,000L 1 Operating temperature: Room temperature -140℃
Rectifier SUS 300-600mmØ 11 Operating temperature: Room temperature -140℃
Number of theoretical stages: 4 to 20 stages
GL 250-400mmØ 3
CB 510mmØ 2
TI 800mmØ 1
Centrifuge SUS 40-48 inch 6 Bottom discharge type
SUS 800mmØ × 340mm 2 Horizontal Inverting Filter Centrifuge
TEF 40, 48 inch 2 Bottom discharge type
HC 800mmØ × 340mm 1 Horizontal Inverting Filter Centrifuge
Press. Filter SUS Filtration area:0.6㎡ 1 Horizontal Plate Filter
Dryer SUS 1,900-4,000L 10 Nauter type
HC 3,000L 1 Nauter type
GL 3,000L 1 Conical type

Principal Technologies (Organic Compounds)

Reaction Method Reaction Scheme


Using chlorine gas


Friedel-Crafts reaction

Using acid anhydrides


Using alkyl halide

By NaH

By n-BuLi


By H2O2




By Pd catalysts


Vilsmeier reaction

Acetylene Formation

Predominant technology


COS using gas(continuous reaction)