Invention Grant
US5945495A Use of surfactants in the drying of hydrophilic highly swellable
hydrogels
失效
在亲水性高度溶胀性水凝胶的干燥中使用表面活性剂
- Patent Title: Use of surfactants in the drying of hydrophilic highly swellable hydrogels
- Patent Title (中): 在亲水性高度溶胀性水凝胶的干燥中使用表面活性剂
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Application No.: US785723Application Date: 1997-01-17
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Publication No.: US5945495APublication Date: 1999-08-31
- Inventor: Thomas Daniel , Norbert Herfert , Gustav Remmel , Ulrich Riegel , Uwe Stuven , Fritz Engelhardt
- Applicant: Thomas Daniel , Norbert Herfert , Gustav Remmel , Ulrich Riegel , Uwe Stuven , Fritz Engelhardt
- Applicant Address: NJ Mount Olive
- Assignee: BASF Corporation
- Current Assignee: BASF Corporation
- Current Assignee Address: NJ Mount Olive
- Priority: DEX19601763 19960119
- Main IPC: C08J3/00
- IPC: C08J3/00 ; C08J3/075 ; C08F20/06
Abstract:
The present invention relates to the use of surfactants for improving the drying properties of hydrophilic, highly swellable hydrogels in the course of drying with the aid of contact dryers.
Public/Granted literature
- US5544328A Coded modulation with unequal error protection Public/Granted day:1996-08-06
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