PURPOSE: To provide a production method of a cellulose ester fibrillar material with additives imbedded in or impregnated on its surface.
CONSTITUTION: This production method of the cellulose ester fibrillar material comprises a step to prepare a polymer solution or 'dope', a coagulation liquid and additives, a step to mix the polymer solution with the coagulation liquid within the attenuation zone of a nozzle, a step to add the additives to the mixture within the attenuation zone of the nozzle and a step to form the fibrillar material.
|JP05272008||ANTIMICROBIAL ACRYLIC SYNTHETIC FIBER|
|JP3651242||POLYESTER EXCELLENT IN MOLDABILITY AND ITS PRODUCTION|
|JP2000345455||ANTIMICROBIAL NONWOVEN FABRIC|
Serad, George Allibone
Gibson, Baylor D.
Mcnair Jr., Samuel Scott
Next Patent: METHOD FOR PREPARING POLYVINYL ALCOHOL-BASED SPINNING DOPE