1
Hendrik D W Roesink, Dirk M Koenhen, Marcellinus H V Mulder, Cornelis A Smolders: Process for preparing a microporous membrane and such a membrane. X Flow, Brooks Haidt Haffner & Delahunty, December 31, 1991: US05076925 (92 worldwide citation)

The invention relates to a process for preparing a microporous membrane, starting from a mixture of at least a hydrophobic polymer and a hydrophilic polymer, by dissolving these polymers first in a suitable solvent or mixture of solvents and subsequently by coagulating in a coagulation bath. Accordi ...


2
Hendrik D W Roesink, Cornelis A Smolders, Marcellinus H V Mulder, Dirk M Koenhen: Process for the preparation of hydrophilic membranes and such membranes. X Flow, Brooks Haidt Haffner & Delahunty, January 17, 1989: US04798847 (25 worldwide citation)

This invention relates to a process for the preparation of hydrophilic membranes by coagulation of a solution of at least one hydrophobic polymer and at least one hydrophilic polymer in a suitable solvent medium in a coagulation medium. The process according to the invention is characterized in that ...


3
Gede Wenten, Dirk M Koenhen, Hendrik D W Roesink, Alan Rasmussen, Gunnar Jonsson: Method for the removal of components causing turbidity, from a fluid, by means of microfiltration. X Flow, Wolf Greenfield & Sacks P C, October 1, 1996: US05560828 (6 worldwide citation)

The invention relates to a process for the removal of components causing turbidity, from a fluid, by means of microfiltration, whereby the fluid is beer, wine, fruit juice, bacterial suspension, blood, milk, enzyme suspension, etc. According to the invention, the fluid to be treated is fed across an ...


4
Dirk M Koenhen, Hendrik D W Roesink: Method for producing a flat porous product. X Flow, Young & Thompson, December 8, 1992: US05169575 (1 worldwide citation)

The invention relates to a method for producing a flat porous product, in which a solution of an elastomeric material is deposited on a temporary substrate and the elastomeric material is coagulated on the substrate from the solution with the aid of a nonsolvent, wherein the surface of the substrate ...


5
Hendrik D W Roesink, Cornelis A Smolders, Marcellinus H V Mulder, Dirk M Koenhen: Process for the preparation of hydrophilic membranes and such membranes. X Flow, Brooks Haidt Haffner & Delahunty, June 29, 1993: USRE034296

This invention relates to a process for the preparation of hydrophilic membranes by coagulation of a solution of at least one hydrophobic polymer and at least one hydrophilic polymer in a suitable solvent medium in a coagulation medium. The process according to the invention is characterized in that ...