FR1015558A - Process for the separation of water and sodium sulfate from spinning baths and washing solutions in the manufacture of viscose yarns and films - Google Patents

Process for the separation of water and sodium sulfate from spinning baths and washing solutions in the manufacture of viscose yarns and films

Info

Publication number
FR1015558A
FR1015558A FR1015558DA FR1015558A FR 1015558 A FR1015558 A FR 1015558A FR 1015558D A FR1015558D A FR 1015558DA FR 1015558 A FR1015558 A FR 1015558A
Authority
FR
France
Prior art keywords
films
separation
manufacture
water
sodium sulfate
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.)
Expired
Application number
Other languages
French (fr)
Inventor
Heinrich Josef Hampel
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR1015558A publication Critical patent/FR1015558A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
    • C01D5/16—Purification
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
    • C01D5/006—Recovery of sodium sulfate from coagulation baths for the spinning of viscose
    • 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
    • D01F13/00—Recovery of starting material, waste material or solvents during the manufacture of artificial filaments or the like
    • D01F13/02—Recovery of starting material, waste material or solvents during the manufacture of artificial filaments or the like of cellulose, cellulose derivatives or proteins
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
    • Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
FR1015558D 1948-03-24 1948-03-24 Process for the separation of water and sodium sulfate from spinning baths and washing solutions in the manufacture of viscose yarns and films Expired FR1015558A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1015558T 1948-03-24

Publications (1)

Publication Number Publication Date
FR1015558A true FR1015558A (en) 1952-10-15

Family

ID=9573090

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1015558D Expired FR1015558A (en) 1948-03-24 1948-03-24 Process for the separation of water and sodium sulfate from spinning baths and washing solutions in the manufacture of viscose yarns and films

Country Status (1)

Country Link
FR (1) FR1015558A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0032007A2 (en) * 1979-12-11 1981-07-15 The Electricity Council Method for the regeneration of acid in the manufacture of regenerated cellulose
WO2003002460A1 (en) * 2001-06-29 2003-01-09 Inco Limited Process for removing sodium sulfate from nickel hydroxide effluent streams

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0032007A2 (en) * 1979-12-11 1981-07-15 The Electricity Council Method for the regeneration of acid in the manufacture of regenerated cellulose
EP0032007A3 (en) * 1979-12-11 1981-11-04 The Electricity Council Method and apparatus for the regeneration of acid in the manufacture of regenerated cellulose
WO2003002460A1 (en) * 2001-06-29 2003-01-09 Inco Limited Process for removing sodium sulfate from nickel hydroxide effluent streams
US6652603B2 (en) 2001-06-29 2003-11-25 Inco Limited Process for removing sodium sulfate from nickel hydroxide effluent streams

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