Carboxyl styrene butadiene latex is a copolymer produced by emulsion polymerization with butadiene, styrene, acrylic acid and other auxiliary agents. Milky white with a blue - purple sheen of water dispersions, little semell. Combined with styrene ratio is higher, has the high cohesive force and high conjunctiva intensity, mechanical and chemical stability, liquidity, good storage stability, filling the advantages of large volume, little residual of benzene class monomers, environmentally friendly products.