High styrene resin 150 pts stabilizers non-polluting
Synthetic rubber 1502 100 pts coagulant acid
total styrene 60% Proportion 0.99
Emulsifier fatty acid patterns patch

Volatile matter,% WT 0.75 Max SOAP % WT 0.50 Max
Ash content,% WT 1.50 Max organic acid,% WT 3.6-5.6

                        Physical characteristics: (ASTM test method D1646,D412 and D2084))

                        Viscosity-40-60 MML 1+4 (100. C)



                        Feature: 1904 is a high styrene SBR mixing together, with more than 60% styrene compositions