The results show there is strong static electric interaction between anion(or cationic) aqueous polyureathane resin and collagen.These two compounds can form polyelectrolyte complex in unequal mole.

• 实验结果表明：阴离子型、阳离子型水溶性聚氨酯树脂与胶原间有较强的静电相互作用，且形成非等物质的量比的聚电解质复合物。