| PATENT ASSIGNEE'S COUNTRY | Germany |
| UPDATE | 06.99 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
Emulsion polymn process for prodg aq dispersion comprising combining in presence of water & water-soluble initiators - Butadiene (20 - 80 parts) - Styrene (20 - 80 parts - (Meth)acrylic acid (0.1 - 10 parts) - (Meth)acrylonitriles (< 20 parts) - Copolymerizable vinyl compds (< 20 parts) - Base to neutralize 1 - 50 % of -COOH - Emulsifier (0.1 - 5 parts) & being: sulphuric acid half-ester of ethoxylated fatty acid alc. wherein 15 - 85 % of emulsifier is added within time required to obtain 40 % conversion |
| PATENT PHOTOCOPY | Available on request |
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