>rothschild + psbsr
First result is a patent for
preparation method of TZ-PSBSR thermal weld rubber plastic blend waterproof roll, form by POE (7380), butadiene-styrene rubber (1502), SBS (1401), precipitated calcium carbonate, carbon black N330, modifier TP-10, DOP, sulphur, anti-aging agent RD, TMTD, antioxidant 4010, pressing formula
https://duckduckgo.com/?t=ffab&q=rothschild+%2B+psbsr&atb=v193-1&ia=web
https://patents.google.com/patent/CN101585212A/en