Nomenclature of the Baypren^® solid rubber grades

First digit:

Tendency to crystallize

1

=

low

2

=

medium

5 + 6 + 7

=

sulphur modified grades

Second digit:

Viscosity

1

=

low ("soft" grades)

2

=

medium

3

=

high ("hard" grades)

Third digit:

Special properties

0

=

standard grades

1 + 2

=

special characteristics, e.g. regarding

viscosity or crystallization

4

=

pre-crosslinked grades

5

=

pre-crosslinked grades and XD modified

grades

6

=

XD modified grades