History

August 2003

A commercial and industrial company «Koros» began the project of establishment its own production of cellular polycarbonate in Chekhov, Moscow region. The plant «Polyalt»- the first of realized productive projects by the company «Koros» implemented under the strategy of import substitution.

December 3, 2004

The plant «Polyalt» was opened, Moscow Region, Chekhov District.

October 2005

The production of cellular polypropylene Sellex was launched.

July 2006

Warehouses, a shop of the production of packaging of cellular polypropylene were started to produce.

November 2008

The line of profile production for mounting of cellular polycarbonate sheets was launched.

November 2008

The granulation line processing technology of polycarbonate wastes was launched.

December 2008

The second line «OMIPA» was launched for the production of cellular polycarbonate.
The plant «Polyalt» is one of the first plants that started to produce cellular polycarbonate in Russia. Purpose of establishment is the production of the material that corresponds to the best foreign analogues.