Chemical name

                          N-Tertiarybutyl-2-benzothiazole Sulfenamide

        Classification

                          Sulphenamides Accelerator

        Molecular formula

                          C11H14N2S2

        CAS No.

                          95-31-8

 Specification

        Item

Index

Test Method

        Physical Form

      ― ―

Powder

Granule

Visual

        Appearance

      ― ―

Grey white or pale yellow

Visual

        Initial M.P.

°C min.

104.0

104.0

GB/T  21840-2008

        Loss on drying

% max.

0.40

0.40

GB/T  21840-2008

        Ash content

% max.

0.30

0.30

GB/T  21840-2008

        Residue on 100 mesh sieve

% max.

0.10

—

GB/T  21840-2008

        Methanol insoluble

% max.

0.50

0.50

GB/T  21840-2008

        Free amine

% max.

0.50

0.50

GB/T  21840-2008

        Purity

% min.

96.0    

96.0

GB/T  21840-2008

        Application

NS is a vulcanization accelerator with delayed action, short cure time. It has good scorch and processing safety. Widely used in all sorts of rubber products and tyres, especially In the radial tyre manufacturing. The product is excellent delayed accelerator with more delayed action and great curing rate.

        Storage

To keep the bags tightly closed in a cool, well-ventilated place.  And to avoid from moisture, sunshine, light and fires. The recommended max.shelf life Is 6 months.

        Package

25kg paper bag or PP weaved bag lined with plastic bag. Or to pack as required.