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process to remove residual monomers of water-absorbing polymer particles
专利权人:
BASF SE
发明人:
Karin Flore,Robert Wengeler
申请号:
BR112012023789
公开号:
BR112012023789A2
申请日:
2011.03.22
申请国别(地区):
BR
年份:
2020
代理人:
摘要:
process for removing residual monomers of water-absorbing polymer particles. the invention relates to a method for removing residual water-absorbing polymeric monomers, in which the water-absorbing polymeric particles are subsequently heat treated in a mixer with rotating mixing tools at a temperature of at least 60 <;198>; and in the presence of steam.processo para remover monômeros residuais de partículas poliméricas absorventes de água. a invenção refere-se a um método para remover monômeros residuais poliméricas absorventes de água, no qual as partículas poliméricas absorventes de água são subsequentemente termicamente tratadas em um misturador com ferramentas misturadoras rotativas em uma temperatura de pelo menos 60<;198>;c na presença de vapor.
来源网站:
中国工程科技知识中心
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http://www.ckcest.cn/home/

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