DE240242C - - Google Patents

Info

Publication number
DE240242C
DE240242C DENDAT240242D DE240242DA DE240242C DE 240242 C DE240242 C DE 240242C DE NDAT240242 D DENDAT240242 D DE NDAT240242D DE 240242D A DE240242D A DE 240242DA DE 240242 C DE240242 C DE 240242C
Authority
DE
Germany
Prior art keywords
copper
saturated
copper oxide
oxide ammonia
cellulose solutions
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
DENDAT240242D
Other languages
German (de)
Publication of DE240242C publication Critical patent/DE240242C/de
Active legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
    • D01F2/02—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from solutions of cellulose in acids, bases or salts
    • D01F2/04—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from solutions of cellulose in acids, bases or salts from cuprammonium solutions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)

Description

GEDRUCKT IN DER REIäHSBRUCKEREi.PRINTED IN THE REICHBRUCKEREi.

Claims (1)

Patent-Anspruch:Patent claim: Verfahren zur Herstellung oxycellulosearmer Cellulosegebilde aus kupfertetraminsulfathaltigen Kupferoxydammoniakcelluloselösungen, dadurch gekennzeichnet, daß man mit Kupfertetraminsulfat gesättigte oder nahezu gesättigte Kupferoxydammoniakcelluloselösungen vor oder während der Verarbeitung erwärmt.Process for the production of low-oxycellulose cellulose structures from copper tetramine sulfate Copper oxide ammonia cellulose solutions, characterized in that they are saturated with copper tetramine sulfate or nearly saturated copper oxide ammonia cellulose solutions before or during the Processing heated.
DENDAT240242D Active DE240242C (en)

Publications (1)

Publication Number Publication Date
DE240242C true DE240242C (en)

Family

ID=499623

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT240242D Active DE240242C (en)

Country Status (1)

Country Link
DE (1) DE240242C (en)

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