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专利名称：AQUEOUS EMULSION OF A SIZING AGENT发明人：Ingrid Haufe,Klaus Möller,Attila Kurucz申请号：US14771868申请日：20140224
公开号：US20160010282A1公开日：20160114
摘要：A method of preparing an aqueous emulsion of a sizing agent for use in apapermaking process comprising, emulsifying the sizing agent into an aqueous liquid, inwhich an aqueous dispersion of a water-soluble polymer of N-vinylformamide and/or N-vinylacetamide units is added to either the sizing agent or the aqueous liquid before,during or after emulsification, wherein the dispersion contains, based on 100 parts byweight of water, (A) from 0.1 to 80 parts by weight of a water-soluble polymer containingN-vinylformamide units and/or N-vinylacetamide units, and (B) from 0.02 to 50 parts byweight of at least one polymeric dispersant.
申请人：BASF SE
地址：Ludwigshafen DE
国籍：DE
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