发明名称 |
Enzymatic opacifying composition for paper, pulp or paperboard, processes using same and pulp, paper or paperboard produced therefrom |
摘要 |
An organic agent for enhancing opacity in paper, paperboard or pulp comprises a hydrolase or an oxido-reductase; this enzymatic opacifying agent overcomes drawbacks associated with traditional organic and inorganic opacifying agents but also serves to provide increased strength and reduced porosity in paper and paperboard.
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申请公布号 |
US2007029059(A1) |
申请公布日期 |
2007.02.08 |
申请号 |
US20050198294 |
申请日期 |
2005.08.08 |
申请人 |
ELGARHY YASSIN;DE LARYSSA ALEXANDRE |
发明人 |
ELGARHY YASSIN;DE LARYSSA ALEXANDRE |
分类号 |
D21H17/02 |
主分类号 |
D21H17/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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