发明名称 |
Retention system for paper, used for packaging and writing |
摘要 |
Making paper by formation and drying of aqueous paper paste containing cellulose paste and mineral fillers comprises incorporating into mother-paste, before sheet formation, retention system comprising (i) cationic starch and/or cationic galactomannane; and (ii) suspension of precipitated silica comprising filtered precipitate. Also claimed is paper made by said method. |
申请公布号 |
FR2766849(A1) |
申请公布日期 |
1999.02.05 |
申请号 |
FR19970009891 |
申请日期 |
1997.08.01 |
申请人 |
RHODIA CHIMIE |
发明人 |
LAFON MARIE ODILE;HRUSCHKA HERBERT |
分类号 |
D21H;D21H17/24;D21H17/29;D21H17/31;D21H17/32;D21H17/67;D21H17/68;D21H17/70;D21H21/10;D21H23/76;D21H27/00 |
主分类号 |
D21H |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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