Puncture-proof multilayer dialysis membrane for artificial kidneys - using modified regenerated cellulose, having high mechanical strength, dialysis capacity and antithrombogenic action

Dialysis membrane for hemodialysis is based on cellulose regenerated from a solution of cellulose and ammoniacal copper oxide, the improvement being that the membrane is formed from >=2 rigidly bonded layers. The side of the membrane which contacts blood is pref. (partially) modified cellulose co...

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DUENWEG,GUSTAV
description Dialysis membrane for hemodialysis is based on cellulose regenerated from a solution of cellulose and ammoniacal copper oxide, the improvement being that the membrane is formed from >=2 rigidly bonded layers. The side of the membrane which contacts blood is pref. (partially) modified cellulose contg., chemically linked, the active antithrombogenic component. The blood contacting layer is pref. 10-50% the total thickness of the membrane and comprises a dialkylaminoalkyl-cellulose with a substitution degree of 0.1-3. The membrane is in the form of a tubular sheet or hollow fibre.
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subjects AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G
CHEMISTRY
COMPOSITIONS BASED THEREON
COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY
DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY
GENERAL PROCESSES OF COMPOUNDING
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
SEPARATION
THEIR PREPARATION OR CHEMICAL WORKING-UP
TRANSPORTING
WORKING-UP
title Puncture-proof multilayer dialysis membrane for artificial kidneys - using modified regenerated cellulose, having high mechanical strength, dialysis capacity and antithrombogenic action
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