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发明授权
CN102121207B 一种造纸干强剂 有权

一种造纸干强剂
摘要：
本发明公开了一种造纸干强剂，干强剂由重量百分比为0.5～2.5%的变性淀粉、10-40%聚阴离子纤维素、40-84%丙烯酰胺、1-20%丙烯酸或其酯类、1-10%羧酸酯、1-10%丙烯腈、pH调节剂、1-5%防交联剂、0.1-1%反应抑制剂、0.5-2%多元复合催化剂、0.5-2%熟化剂制成。采用一步法同时进行接枝和多元共聚反应工艺技术制备而成。
摘要（英）：

The invention discloses a papermaking dry-strengthening agent, wherein the dry-strengthening agent consists of the following components by weight percent: 0.5-2.5% of modified starch; 10-40% of poly-anionic cellulose, 40-84% of acrylamide, 1-20% of acrylics or ester thereof, 1-10% of carboxylic acid ester, 1-10% of vinyl cyanide, 1-5% of anti-crosslinking agent, 0.1-1% of reaction inhibitor, 0.5-2% of polybasic composite catalyst, 0.5-2% of curing agent and the balance of pH regulator. The papermaking dry-strengthening agent is made by one-step method with stem grafting and multivariant copolymerization technology.

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