INSA nowadays belongs to chemical sector of KUO Group (formerly DESC Group) and started its operations in 1967 with 45,000 MTPY capacity through a Joint Venture between Polysar and Pemex, forming the first synthetic rubber plant in Latin America.

1971 NBR batch process startup with Polysar technology.

1980 Expanded capacity to 72,000 MTPY

1986 Polysar leaves JV. Only a technical update agreement is kept.

1988 Company acquired by private capital.

Total quality system started using Crosby philosophy.

1990 Plant acquired by Desc.

1993 ISO 9002 certification.

1995 Started relation with Uniroyal Chemical Company to produce Paracril NBR rubber in Altamira.

1997 Started capacity increase to 96,000 MTPY.

1998 Joint venture agreement with Uniroyal Chemical Company to form Paratec Elastomers as producer of Paracril NBR rubbers.
Behavior Safety Training, safety process starts in Altamira.

1999 Started operations of 40,000 MTPY of NBR line to produce the complete range of Paracril rubbers for Paratec in Altamira.

2001 INSA acquired the Quimir trade mark (Arlatex and Pyratex) and started operations of 5,000 MTPY of SB Latex.