Patent ID: 6753382
Filing Date: 2004-06-22
Classification: C08F,C08L,Y10S

Abstract:
A preparation method of acrylonitrile-butadiene-styrene latex comprising the step of emulsion-polymerizing i) polybutadiene rubber latex comprising a large-diameter-polybutadiene rubber latex having high gel content, that has 2600 to 5000 Ã¥ of an average particle diameter, 70 to 95% of a gel content, 12 to 30 of swelling index, and a large-diameter-polybutadiene rubber latex having low gel content, that has 2600 to 5000 Ã¥ of an average particle diameter, 60 to 85% of a gel content, 18 to 40 of swelling index; ii) aromatic vinyl compound; and iii) vinyl cyan compound with the addition of a reactive emulsifier.