Sekisui Chemical Co. Ltd was established in 1947 after developing PVB resin, the material necessary
for the production of PVB interlayer Film. In 1958 Sekisui Chemical started to produce PVB interlayer Film.

S-LEC™ PVB film has now been produced for over 40 years.
The cutting-edge technology behind S-LEC™ Film is recognised throughout the world and today our products are widely used in the automotive industry.

Depending on the country and the application, the use of laminated glass can be obligated by law. For a variety of reasons there is now increasing use of laminated glass in the building industry too.

Sekisui S-LEC™ is a part of the Japanese SEKISUI group with over 18.000 employees worldwide. The SEKISUI group is a part of Sekisui Chemical Co. Ltd, a producer of a wide variety of plastic products for industrial applications as well as consumer products.

The history of PVB-interlayer production at Sekisui S-LEC™:

1958
Production PVB film (1st in Japan)  

1967
Introduction of High Penetration Resistant (HPR) Film with a high moisture resistance.  

1973
Introduction of PVB film with a shaded band produced with extrusion (world 1st).  

1987
Introduction of PVB film with a shaded band in 5 different colours(world 1st).  

1996
Introduction of S-LEC™ Sound Acoustic Film with three-layer-technology (world 1st).  

2002
Introduction of S-LEC™ Solar Control Film with heat resistant particles (world 1st).  

2005
Introduction of Sound and Solar Film, a combination of increased sound and solar protection (world 1st).