1942

Uniroyal is member company of WWII synthetic rubber program.

1954

Production of Paracril NBR with Standard Oil of New Jersey (Esso) in Baton Rouge, La.

1964

Start up of NBR production in Painesville Ohio Uniroyal plant. Shut down of Baton Rouge production line

1967

Pemex JV Polysar. Capacity 45 KTA SBR.

1971

NBR Production starts (Polysar Technology).

1986

Polysar leaves JV.

1988

Company becomes private. Capacity 72 KTA.

1990

Acquisition by KUO Group.e

1994

Production of Uniroyal NBR at Insa Altamira in a toll production agreement.

1995

KUO Group and UCC form JV.

1999

KUO/UCC Capacity Increase to 120 KTA. Closure of Uniroyal plant in Painesville, Ohio.

2001

Sale of all NBR assets and "know how" from Uniroyal to INSA.

2012

KUO – GPRO form joint venture company: IGSR