technical data sheet l-br-307
2011. july
technical data sheet of liquid rubber
l-br-307
chemical name: liquid polybutadiene
structure
features
✓ good compatibility with br and sbs.
applications
✓ sealants for automobile.
✓ reactive plasticizer.
✓ pressure sensitive adhesives.
－typical properties－
item typical value measurement method
molecular weight 8,000
melt viscosity (pa･s at 38℃) 1.5 jis k 7117
specific gravity (g/cc) 0.89
glass transition temp. (℃) -95
volatile (%) < 0.30 jis k 6220
grit (ppm) < 20 20% toluene solution, 200 mesh.
ch2 ch ch ch2
n
technical data sheet l-br-307
2011. july
－regulatory information－
1. precautions should be taken in handling and storing. refer to the appropriate material safety data sheet for
further safety information.
2. in using kuraray liquid rubber, please confirm related law and regulations, and examine its safety and
suitability for the application.
3. for medical, healthcare and food contact applications, please contact your kuraray liquid rubber
representative for specific recommendations. kuraray liquid rubber should not be used in any devices or
materials intended for implantation in the human body.
tsca inventory (usa) 9003-17-0
dsl (canada) 9003-17-0
einecs (eu) polymer exempt (monomer listed)
aics (australia) 9003-17-2
ecl (korea) ke-03724
iecsc (china) 9003-17-2
piccs (philippines) 9003-17-2
encs (japan) 6-720

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上海殊誉化工有限公司
刘先生
13771058782
上海松江区九新公路90弄1110室