| 摘要 |
<p>Powdered or granular washing and cleaning agents contain surfactant washing substances, non-surfactant cleaning components and washing auxiliaries, 1-70 wt. % esp. 20-50 wt. % of the agent consists of cation-exchange polymers, insol. in water and in alkaline solns. which have been cross-linked with DVB or other monomers contg. is not 2 vinyl gps. or other cpds. contg. double bonds. The agent has high washing activity and gives a clean substrate with a high degree of whiteness.</p> |
