https://cn.bioecon.ru/technologies/polyacrylamide-replacement/Recent content in Polyacrylamide-Replacement on 生物经济Hugozh-CNThu, 30 Jul 2026 00:10:04 +0700https://cn.bioecon.ru/technology/paper-bio-dry-strength-agents/Wed, 29 Jul 2026 00:00:00 +0000https://cn.bioecon.ru/technology/paper-bio-dry-strength-agents/生物干强剂——阳离子与热改性淀粉、纤维素类聚合物及精炼酶——在以废纸为原料的纸与纸板中重建赋予纸张抗张、耐破与短跨距压缩强度的氢键网络，同时替代合成聚丙烯酰胺化学。