IT7923657A0 - Procedimento migliorato per lapreparazione di viscosa eprocedimento di filatura della viscosa cosi' ottenuta. - Google Patents

Procedimento migliorato per lapreparazione di viscosa eprocedimento di filatura della viscosa cosi' ottenuta.

Info

Publication number
IT7923657A0
IT7923657A0 IT7923657A IT2365779A IT7923657A0 IT 7923657 A0 IT7923657 A0 IT 7923657A0 IT 7923657 A IT7923657 A IT 7923657A IT 2365779 A IT2365779 A IT 2365779A IT 7923657 A0 IT7923657 A0 IT 7923657A0
Authority
IT
Italy
Prior art keywords
viscose
procedure
preparation
spinning
improved
Prior art date
Application number
IT7923657A
Other languages
English (en)
Other versions
IT1121810B (it
Inventor
Angelini Gianfranco
Paoletti Ugo
Original Assignee
Snia Viscosa
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 by Snia Viscosa filed Critical Snia Viscosa
Publication of IT7923657A0 publication Critical patent/IT7923657A0/it
Priority to IT23657/79A priority Critical patent/IT1121810B/it
Priority to GB8017695A priority patent/GB2052510B/en
Priority to US06/157,109 priority patent/US4368078A/en
Priority to GR62147A priority patent/GR69237B/el
Priority to TR21184A priority patent/TR21184A/xx
Priority to AR281377A priority patent/AR221647A1/es
Priority to IN691/CAL/80A priority patent/IN153907B/en
Priority to PT71377A priority patent/PT71377A/pt
Priority to ES492356A priority patent/ES8105750A1/es
Priority to BR8003703A priority patent/BR8003703A/pt
Priority to JP8006780A priority patent/JPS562301A/ja
Priority to FR8013256A priority patent/FR2459250B1/fr
Priority to RO80101419A priority patent/RO80086A/ro
Priority to KR1019800002369A priority patent/KR840001625B1/ko
Application granted granted Critical
Publication of IT1121810B publication Critical patent/IT1121810B/it

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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B9/00—Cellulose xanthate; Viscose

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Artificial Filaments (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
IT23657/79A 1979-06-15 1979-06-15 Procedimento migliorate per la preparazione di viscosa e procedimento di filatura della viscosa cosi'ottenuta IT1121810B (it)

Priority Applications (14)

Application Number Priority Date Filing Date Title
IT23657/79A IT1121810B (it) 1979-06-15 1979-06-15 Procedimento migliorate per la preparazione di viscosa e procedimento di filatura della viscosa cosi'ottenuta
GB8017695A GB2052510B (en) 1979-06-15 1980-05-30 Process for the preparation of viscose and process for the spinning of the viscose thus obtained
US06/157,109 US4368078A (en) 1979-06-15 1980-06-06 Process for the preparation of viscose and process for the spinning of the viscose thus obtained
GR62147A GR69237B (it) 1979-06-15 1980-06-06
TR21184A TR21184A (tr) 1979-06-15 1980-06-10 Viskoz hazirlanmasi icin islah edi mis usul ve sekilde hazirlanmis viskozun egirilmesi icin usul
IN691/CAL/80A IN153907B (it) 1979-06-15 1980-06-12
AR281377A AR221647A1 (es) 1979-06-15 1980-06-12 Procedimiento para xantogenar celulosa alcalina,viscosa obtenida por este procedimiento,procedimiento de hilatura continua de rayon viscosa e hilado de rayon otenido por este procedimiento
PT71377A PT71377A (en) 1979-06-15 1980-06-12 Improved process for the preparation of viscose and process for the sminning of the viscose thus obtained
ES492356A ES8105750A1 (es) 1979-06-15 1980-06-12 Procedimiento para la xantacion de celulosa alcalina
BR8003703A BR8003703A (pt) 1979-06-15 1980-06-13 Processo para a xantatacao de alcalii-celulose, processo para a producao de viscose, viscose obtida, processo para a fiacao continua de raion de viscose e fio de raion obtido
JP8006780A JPS562301A (en) 1979-06-15 1980-06-13 Viscose manufacture improvement and its viscose spinning method
FR8013256A FR2459250B1 (fr) 1979-06-15 1980-06-13 Procede de preparation et de filage de viscose et produits obtenus
RO80101419A RO80086A (ro) 1979-06-15 1980-06-14 Procedeu de obtinere a unei mase de filare pe baza de xantogenat de celuloza
KR1019800002369A KR840001625B1 (ko) 1979-06-15 1980-06-16 비스코스 제조에 있어서의 알카리-셀룰로스 황화방법

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT23657/79A IT1121810B (it) 1979-06-15 1979-06-15 Procedimento migliorate per la preparazione di viscosa e procedimento di filatura della viscosa cosi'ottenuta

Publications (2)

Publication Number Publication Date
IT7923657A0 true IT7923657A0 (it) 1979-06-15
IT1121810B IT1121810B (it) 1986-04-23

Family

ID=11208936

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23657/79A IT1121810B (it) 1979-06-15 1979-06-15 Procedimento migliorate per la preparazione di viscosa e procedimento di filatura della viscosa cosi'ottenuta

Country Status (14)

Country Link
US (1) US4368078A (it)
JP (1) JPS562301A (it)
KR (1) KR840001625B1 (it)
AR (1) AR221647A1 (it)
BR (1) BR8003703A (it)
ES (1) ES8105750A1 (it)
FR (1) FR2459250B1 (it)
GB (1) GB2052510B (it)
GR (1) GR69237B (it)
IN (1) IN153907B (it)
IT (1) IT1121810B (it)
PT (1) PT71377A (it)
RO (1) RO80086A (it)
TR (1) TR21184A (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4383962A (en) * 1979-09-27 1983-05-17 Asahi Kasei Kogyo Kabushiki Kaisha Process for producing viscose rayon filament yarn
ATE246031T1 (de) 1997-05-21 2003-08-15 Turbotak Technologies Inc Entfernung von verunreinigungen aus abgasen der produktion von viskosefasern
US7108907B1 (en) * 1999-11-08 2006-09-19 Asahi Kasei Kabushiki Kaisha Cellulose dope and method for producing the same
WO2003027370A1 (fr) * 2001-09-19 2003-04-03 Katsuyama Technos Ltd. Fil et etoffe contenant de la peau de bambou et procede de fabrication de ce fil et de cette etoffe
JP3687962B2 (ja) * 2001-09-19 2005-08-24 有限会社勝山テクノス 筍の皮の利用方法
US7280004B2 (en) 2005-04-14 2007-10-09 Ems Technologies, Inc. Latching ferrite waveguide circulator without E-plane air gaps
GB2493491B (en) * 2011-05-20 2016-01-20 Innovia Films Ltd Process
GB2493489A (en) * 2011-05-20 2013-02-13 Innovia Films Ltd Process for making cellulose film
AT514001B1 (de) * 2012-12-06 2016-03-15 Chemiefaser Lenzing Ag Verfahren zur Herstellung eines cellulosischen Formkörpers
CN115821408A (zh) * 2022-12-06 2023-03-21 金光纤维(江苏)有限公司 一种降低二硫化碳消耗的粘胶短纤维生产方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB273280A (en) * 1927-06-14 1928-09-14 Jacques Marc Bernard Processes for the preparation of the cellulose compounds designated as "viscose"
US2629714A (en) * 1949-10-12 1953-02-24 Du Pont Short stop xanthation
US2592355A (en) * 1949-11-21 1952-04-08 Tachikawa Shozo Process for manufacturing macromolecular cellulose fiber
US3395140A (en) * 1966-05-02 1968-07-30 American Enka Corp Shortening time required for xanthatecaustic slurry formation
US3835113A (en) * 1972-12-26 1974-09-10 Tee Pak Inc Preparation of viscose
US4076934A (en) * 1976-10-22 1978-02-28 Olin Corporation Method for controlling oxygen level during continuous xanthation of alkali cellulose

Also Published As

Publication number Publication date
PT71377A (en) 1980-07-01
GB2052510B (en) 1983-04-07
RO80086A (ro) 1983-02-01
IN153907B (it) 1984-08-25
GB2052510A (en) 1981-01-28
JPS562301A (en) 1981-01-12
ES492356A0 (es) 1981-06-01
RO80086B (ro) 1983-01-30
JPH024688B2 (it) 1990-01-30
GR69237B (it) 1982-05-11
KR830002920A (ko) 1983-05-31
FR2459250B1 (fr) 1985-08-23
ES8105750A1 (es) 1981-06-01
KR840001625B1 (ko) 1984-10-12
BR8003703A (pt) 1981-01-13
TR21184A (tr) 1983-12-06
IT1121810B (it) 1986-04-23
FR2459250A1 (fr) 1981-01-09
AR221647A1 (es) 1981-02-27
US4368078A (en) 1983-01-11

Similar Documents

Publication Publication Date Title
IT1062219B (it) Glucopiranosido..i..6..mannite..procedimento per la sua preparazione e l'impiego della stessa come surrogato dello zucchero
IT7923657A0 (it) Procedimento migliorato per lapreparazione di viscosa eprocedimento di filatura della viscosa cosi' ottenuta.
IT1121808B (it) Procedimento per la preparazione di 1,4-butindiolo e relativo catalizzatore
RO81681A (ro) Procedeu pentru prepararea unor 1,2,3-tiadiazol-3-in-5-ilidenuree
AR222075A1 (es) Procedimiento de preparacion de 2',6'-dialquil-n-alcoximetil-2-cloro-acetanilida
SE7708642L (sv) 1,5-disubstituerade pyrrolidoner och forfaranden for framstellning derav
IT1133044B (it) Procedimento per la riduzione della stabilita' termica del caglio microbico
NO794199L (no) Fremgangsmaate for fremstilling av spinnflor.
RO75387A (ro) Procedeu pentru prepararea unor derivatidde 4"-aminooleandomicina
SE7804878L (sv) Forfarande for framstellning av 1,2-dikloretan
IT1098090B (it) Procedimento di filatura di elevata produttivita'
FR2353543A1 (fr) Analogues de 5,6-dihydro-prostacycline et leur preparation
IT1101258B (it) Procedimento di preparazione di stilbeni 4,4'-diossi-sostituiti
LU78046A1 (fr) Acyloxy-n,n'diacylmalonamides et leur mode de preparation
BE846802A (fr) Composes de 1,3-benzodithiole-2-one et de 1,3-benzodithiole-2-thione, et leur preparation
IT1094983B (it) Procedimento per la preparazione di 3,5 di alogeno-aniline
SE7811593L (sv) 2,4-diamino-5-bensylpyrimidiner och forfarande for framstellning derav
IT1118225B (it) Procedimento per l'ottenimento di steroidi poliossidrilati,lisergolo ed alcaloidi ergolici
ES491732A0 (es) Procedimiento de preparacion de monohidrato de 1,25-dihidro-xi-colecalciferol
IT1065294B (it) Procedimento per la preparazione di fibre a struttura porosa,fibre porose cosi'ottenute e impieghi delle stesse
IT8019900A0 (it) Procedimento per la fabbricazione di filato e dispositivo per la sua effettuazione.
FI803038A7 (fi) 2,5-diketoglukonihapon valmistus.
BE831532A (fr) Sulfohalogenures d'oxazine-diones, leur preparation et leur transformation en edulcorants
MC1335A1 (fr) Derives de l'acide dihydronicotinique,leur preparation et leur utilisation
BE868146A (fr) Preparation d'oxyde de propylene

Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970627