This series of products are refined from gum rosin which they are eliminated impurity and the coloring radical
Refined Hydrogenated Rosin
Type
SBRHR-1
SBRHR-2
Fe-Co color scale / Lovibond color
max
XC
1.5
0.3
XC
2.0
0.6
Softening Point(R&B),
min
78
Acid Value
,
mgKOH/g
min
165
Abietic acid,%
max
2.0
Dehydroabietic acid
,
%
max
10.0
Hydrogenated Resin acid
,
%
min
90.0
Test of heat stability (200
/2h)
max
max
4~6#
5~7#
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