EP0023469A1 - Post-traitement au moyen d'ammoniac liquide de matériaux cellulosiques fibreux apprêtes par un agent ignifugeant - Google Patents

Post-traitement au moyen d'ammoniac liquide de matériaux cellulosiques fibreux apprêtes par un agent ignifugeant Download PDF

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Publication number
EP0023469A1
EP0023469A1 EP80810081A EP80810081A EP0023469A1 EP 0023469 A1 EP0023469 A1 EP 0023469A1 EP 80810081 A EP80810081 A EP 80810081A EP 80810081 A EP80810081 A EP 80810081A EP 0023469 A1 EP0023469 A1 EP 0023469A1
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EP
European Patent Office
Prior art keywords
fiber material
textile
dried
liquid ammonia
optionally
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.)
Granted
Application number
EP80810081A
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German (de)
English (en)
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EP0023469B1 (fr
Inventor
Fritz Mayer
Svein Dr. Holtermann
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Novartis AG
Original Assignee
Ciba Geigy AG
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Publication date
Application filed by Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of EP0023469A1 publication Critical patent/EP0023469A1/fr
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Publication of EP0023469B1 publication Critical patent/EP0023469B1/fr
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Classifications

    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/58Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with nitrogen or compounds thereof, e.g. with nitrides
    • D06M11/59Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with nitrogen or compounds thereof, e.g. with nitrides with ammonia; with complexes of organic amines with inorganic substances
    • D06M11/61Liquid ammonia
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/02Natural fibres, other than mineral fibres
    • D06M2101/04Vegetal fibres
    • D06M2101/06Vegetal fibres cellulosic

Definitions

  • the present invention relates to the aftertreatment of refined, cellulose-containing fiber materials with liquid ammonia.
  • the present invention furthermore relates to a process for the aftertreatment of cellulose-containing, refined, optionally dyed and lightened fiber materials, to which at least one textile finishing agent has been applied and fixed beforehand and the fiber materials have subsequently optionally been washed and dried, which is characterized in that uses liquid ammonia for aftertreatment.
  • liquid ammonia for the aftertreatment of cellulose-containing, refined, optionally dyed and lightened fiber material and the cellulose-containing, refined, optionally dyed and lightened fiber material which has been after-treated with liquid ammonia by the process according to the invention form further objects of the present invention.
  • the textile finishing agents which are used in stage (a) of the process according to the invention are the commercial textile finishing agents.
  • commercially available crease-resistant, shrink-proof, wet-strength, soft-grip, hydrophobic, oleophobic and / or flame retardant agents are commercially available.
  • finishing agents such as hydrophobic- together with oleophobicizing agents or flame-retardant- together with crease-resistant, hydrophobic and / or soft grip agents used.
  • finishing agents for the same purpose such as various commercially available K nitterfest-, water repellents or oil repellents can be used together.
  • finishing agents have a wide variety of chemical constitutions.
  • fluoroalkyl phosphates and / or Fluroalkylmethacrylate as hydrophobicity round / or O leophobierstoff
  • optionally fatty acid-modified and etherified aminoplast precondensates as Knitterfest-, hydrophobicity round / or softener and / or methylolated phosphonium salts or hydroxides or water-soluble condensation products with aminoplast or methylolated Alkylphosphonklareamide or water-soluble Polymers or copolymers with aminoplast formers used as flame retardants.
  • aminoplast formers are understood to be methylolizable nitrogen compounds, preferably those of the urea and s-triazine series.
  • nitrogen compounds are e.g. Cyanamide, dicyandiamide, guanidine, biuret, urethane, optionally substituted by hydroxy substituted alkylene or propylene urea, ethylene diurea, preferably urea itself, unsubstituted ethylene urea, and also cyanuric acid, ammeline, ammelide, acetoguanamine, benzoguanamine, acetoguaniazine, uronogiaziazine, preferably acetoguaniazine, uretogiazine , Triazine and especially melamine mentioned.
  • aminoplast precondensates are understood to be the addition products of formaldehyde to these methylolated nitrogen compounds.
  • Preferred aminoplast precondensates are thus e.g. a methylolated urea or ethylene urea or a methylolated triazine or melamine.
  • the preferred textile finishing agents are mono- or bis (fluoroalkyl) ammonium phosphates with 6 to 24 fluorine atoms and 4 to 28 carbon atoms in each fluroalkyl radical, fluoroalkyl methacrylates with 4 to 15 fluorine atoms and 5 to 16 carbon atoms in the fluoroalkyl radical and / or condensation products of stearic acid with one methylolated etherified with methyl or ethyl melamine as Hydrcphobier or oil repellent compositions, condensation products of urea stearic acid adduct with a methylolated by H y droxy substituted ethyleneurea and / or with a substituted by methyl or ethyl triazone as crease-resisting agents, condensates of a methylolated Stearinklamids with a methylolated melamine etherified with methyl or ethyl as a softening agent and
  • Examples of specific representatives of oleophobicizing and hydrophobicizing agents include Bis- (perfluoroalkylmethyl) -, bis- (1H, 1H-pentadecafluorooctyl) -, bis- (1H, 1H, 9H-hexadecafluorononyl) ammonium phosphate and 1H, 1H, 2H, 2H-heptadeca- fluorodecyl methacrylate and similar fluorine compounds, for example in British patents 939 902, 971 732, 1 010 539 and 1 011 612.
  • An example of a specific hydrophobizing agent is a condensation product of stearic acid with hexamethylolmelamine-hexamethyl ether
  • an example of a specific softening agent is a condensation product of stearic acid methylolamide with hexamethylolmelamine hexamethyl ether
  • an example of a specific anti-crease agent is a condensation product of a reactive stearylurea derived from a mixture of dimethylolamine with a derivative of dimethylolamine called dihydroxyethylene urea and dimethylolmethyltriazon.
  • Examples of specific flame retardants include tetrakis (hydroxymethyl) phosphonium chloride, sulfate or hydroxide, a condensation product of tetrakis (hydroxymethyl) phosphonium chloride with urea or self-condensation products of tetrakis (hydroxymethyl) phosphonium chloride or hydroxide mentioned, which are described, for example, in British Patents 1 075 033, 1 545 793 and 1 453 296, and, inter alia, in particular 0.0'-dimethyl-N-hydroxymethyl-phosphonopropionic acid amide, which is of primary interest and, for example, in German Patent 1,469,281.
  • the textile finishing agents are generally used as commercially available aqueous formulations.
  • Such formulations are preferably in the form of aqueous emulsions and in particular in the form of aqueous solutions which are diluted with water to form aqueous preparations before use and applied to the fiber materials.
  • Such formulations or preparations can contain, in addition to the finishing agents that can be used, especially if a phosphorus-containing flame retardant is used as the finishing agent, an aminoplast former or an aminoplast precondensate of the type already specified.
  • preferred aminoplast formers or preconsensates include e.g. optionally methylolated and etherified with methyl or ethyl ureas or melamines, especially dimethylol urea, di- and trimethylol melamine and hexamethylol melamine hexamethyl ether.
  • an N-methylolated 0.0'-dimethyl- or diethylphosphono-propionic acid amide is used as the aqueous preparation which contains the textile finishing agent special 0,0'-dimethyl-N-hydroxymethyl-phosphonopropionamide as a flame retardant in the presence of a methylolated and optionally etherified with methyl or ethyl melamine as aminoplast precondensate, in particular a mixture of di- and trimethylolmelamine or hexamethylolmelamine hexamethyl ether, is used.
  • the aqueous preparations which are applied to the fiber material contain 50 to 500 g / l of a finishing agent and 0 to 100 g / 1 of an aminoplast former or precondensate, and in particular 200 to 400 g / 1 of a flame retardant as finishing agent and 20 up to 100 g / 1 of an aminoplast precondensate.
  • aqueous, dilute preparations usually have an acidic to neutral or weakly alkaline pH, which is generally from 2 to 7.5, preferably from 4 to 7 and is adjusted in a customary manner by adding base or acid if necessary.
  • the aqueous preparations of the textile finishing agents may also contain further additives.
  • further additives e.g. an addition of 0.1 to 0.5 g / 1 preparation of a high molecular weight polyethylene glycol advantageous.
  • Other usual plasticizers can be added to the preparations, e.g. an aqueous polyethylene or silicone oil emulsion.
  • Suitable copolymers can also be added to the preparations to improve the mechanical strength of the fibers, e.g. Copolymers of N-methylolacrylamide or cationic copolymers.
  • hardening catalysts or so-called latent acid catalysts e.g. Ammonium chloride, ammonium dihydrogen phosphate. Phosphoric acid, magnesium chloride, zinc nitrate, 2-amino-2-methyl-l-propanol hydrochloride can often prove to be advantageous.
  • buffer substances e.g. Sodium bicarbonate, di- and trisodium phosphate or triethanolamine.
  • halogenated paraffins to the aqueous preparations, if appropriate in combination with a polyvinyl halide compound.
  • aqueous preparations can also contain proportions of organic solvents, which serve primarily as solubilizers for the plasticizer, e.g. Dioxane, acetone, n-butyl glycol, isopropanol, ethanol or ethyl acetate.
  • organic solvents e.g. Dioxane, acetone, n-butyl glycol, isopropanol, ethanol or ethyl acetate.
  • wetting agents e.g. nonionic adducts of ethylene oxide with an alkylphenol, such as a condensation product of 1 mole of p-tert-nonylphenol and 6 to 12 moles of ethylene oxide.
  • the aqueous preparations of the textile finishing agent are applied to the fiber materials in a manner known per se.
  • the fiber materials are impregnated with the aqueous preparations by, for example, spraying, popping or dipping.
  • the exhaust process can also be considered.
  • the textile finishing agents After the textile finishing agents have been applied to the fiber material, they still have to be fixed on the fiber material.
  • This fixation can be done by various methods, e.g. by the so-called wet or wet storage process, by the ammonia fixing process or by the heat setting process.
  • the completely wet fiber material is stored at about 40 to 60 ° C. for 12 to 48 hours, possibly rinsed and washed and then dried at about 60 to 100 ° C.
  • the moisture fixation procedure is similar, with the difference that the wet fiber material is dried to a residual moisture of about 2 to 20% before storage.
  • the treated fiber material is first gassed with ammonia in the moist state, whereby the temperature automatically increases to temperatures of e.g. rises to 80 ° C, or rinsed in an ammonia solution at 20 to 80 ° C, preferably 20 to 40 ° C and then e.g. dried at 60 to 100 ° C.
  • ammonia fixation process is preferred over the wet or wet storage process.
  • the so-called heat-setting process is of primary interest.
  • the impregnated fiber material is dried and subjected to a heat treatment.
  • the material is expediently used at temperatures up to 100 ° C, e.g. 60 to 100 ° C dried.
  • the material is then subjected to a heat treatment at temperatures above 100 ° C, e.g. Subject to 100 to 200 ° C, preferably 130 to 180 ° C, the duration of which can be shorter the higher the temperature. This duration of heating is e.g. 30 seconds to 10 minutes.
  • the material is optionally washed and dried again in the optional step (b) of the process according to the invention.
  • This rewashing takes place especially in the case in which a phosphorus-containing flame retardant has been used as a textile finishing agent. Since phosphorus-containing flame retardants are usually applied from acidic aqueous preparations, it is necessary to wash the flame retardant equipment on the fiber material in most cases.
  • the fiber material is washed with an aqueous solution which contains an acid-binding agent and optionally an oxidizing agent, and the material is used in e.g. 60 to 100 ° C dried.
  • the acid binding agent used is e.g. Sodium hydroxide or sodium carbonate.
  • the aqueous wash solution contains 0.1 to 0.8, preferably 0.3 to 0.6 g / 1 of the acid-binding agent and 0 to 8, preferably 3 to 6 g / 1 of the oxidizing agent.
  • the after-washing is carried out at 20 to 90 ° C., preferably 60 to 80 ° C.
  • the material is expediently rinsed with water at 20 to 90 ° C, preferably 60 to 80 ° C and e.g. dried at 60 to 100 ° C.
  • the treatment of a fiber material with liquid ammonia is described, for example, in Melliand Textile Reports 8/1976, page 684.
  • the treatment must be carried out below the boiling point of the ammonia, ie at a maximum of -33 ° C (under atmospheric pressure).
  • the treatment is carried out in a closed device, in which the ammonia is recovered in the gas state, liquefied and returned to the process.
  • a closed device is also described on page 684 of Melliand Textile Reports 8/1976.
  • the fiber material is preferably post-treated with liquid ammonia for 0.1 to 10, in particular 1 to 6, seconds in the device described, in which the material is appropriately padded under tension in order to enable dimensional control.
  • the excess ammonia is removed, liquefied and recovered by the action of heat, for example dry heat or preferably by steaming the fiber material, if appropriate under a slight vacuum.
  • the textile material is preferably subjected to mechanical shrinkage, especially if tension is used in the aftertreatment, as e.g. in the textbook on textile chemistry by H. Rath, Springer-Verlag 1963, pages 146 to 148.
  • This mechanical shrinkage also called forced shrinkage or shrinkage
  • suitable apparatuses which are also described in the textbook by Rath, in which the fiber material is steamed and pressed in the wet state between hot calendars. This operation is also known as sanforizing. Desired shrinkage, preferably 1 to 10 percent of the length of the treated material, can be achieved with high calender temperatures, preferably 110 to 140 ° C.
  • the aftertreatment according to the invention with liquid ammonia of the fiber materials finished with textile finishing agents has significant advantages.
  • the textile mechanical properties of the fiber materials such as handle, tear resistance etc. are improved without adversely affecting the finishing effect and, if applicable, its permanence.
  • This also applies to the whiteness of optically brightened material. If colored material is used, it may even be possible an increase in the color strength can be achieved without influencing the shade.
  • both the satin aftertreated with ammonia and the nontreated satin is flame retardant even after 40 washes according to SNV 198 861.
  • the results of the provisions of the Stiffness according to ASTM D 1388-64, the tear resistance according to SNV 198 461, the tear propagation resistance according to Elmendorf according to SNV 198 482 and the color strength of the untreated and the aftertreated satin are summarized in Table I below.
  • the color strength is determined colorimetrically, the relative value 100% being ascribed to the untreated satin as a reference.
  • Example 2 The procedure described in Example 1 is followed, except that a moleskin made from pure cotton and dyed gray with a vat dye is used with a weight per unit area of 350 g / m 2 .
  • Example 2 When testing the flame resistance, the same results as given in Example 1 are achieved.
  • the textile mechanical properties and the color strength are tested as in Example 1, the results being summarized in Table II below.
  • the poplin impregnated in this way is dried at 100 ° C. and then subjected to a heat treatment at 145 ° C. for 4 1/2 minutes.
  • the poplin is then rinsed and dried as indicated in Example 1. Now a part of the poplin as' described in Example 1-treated, steamed, and dried with liquid ammonia.
  • Example 1 When testing the flame resistance, the same results as given in Example 1 are achieved.
  • the textile mechanical properties and the color strength are tested as indicated in Example 1, the results being summarized in Table III below.
  • An olive-dyed twill made of pure cotton with a basis weight of 3 23 g / m 2 is padded with an aqueous preparation at 20 ° C. at a liquor absorption of 70, which contains.
  • the impregnated twill is dried as indicated in Example 1, subjected to the heat treatment, washed, rinsed and dried again.
  • Example 1 When testing the flame resistance, the same results as given in Example 1 are achieved.
  • both the body aftertreated with ammonia and the untreated body when testing water absorption according to Bundesmann according to DIN 53 888 and according to AATCC spray test 22-1971 can be described as water-repellent.
  • the textile mechanical properties and the color strength are tested as indicated in Example 1, the results being summarized in Table IV below.
  • the impregnated twill is dried at 100 ° C and then closed in a suitable, closed for 4 minutes treated his equipment with ammonia gas.
  • a ppara- the twill is supplied to at least 100 1 ammonia gas per minute. The body warms itself to 60 to 70 ° C.
  • the body is then oxidatively treated with a 7% aqueous hydrogen peroxide solution, the pH of which has been adjusted to 8.0 with sodium carbonate, at a liquor ratio of 1: 4 at 20 ° C., in the same liquor ratio with an 0.5% solution , aqueous sodium carbonate solution aftertreated at 50 ° C, rinsed at 50 ° C and again at 20 ° C and dried at 100 ° C.
  • Example 1 When testing the flame resistance, the same results as given in Example 1 are achieved.
  • the textile mechanical properties and the color strength are tested as indicated in Example 1, the results being summarized in Table V below.
  • Example 5 The procedure described in Example 5 is followed, but a satin made of pure cotton and dyed gray with a vat dye is used with a weight per unit area of 327 g / m 2 .
  • Example 1 When testing the flame resistance, the same results as given in Example 1 are achieved.
  • the textile mechanical properties and the color strength are tested as indicated in Example 1, the results being summarized in Table VI below.
  • a poplin dyed with a vat and disperse dye made of a cotton / polyester blend 50/50 with a basis weight of 170 g / m 2 is padded with an aqueous preparation at 20 ° C. at a liquor absorption of 60%, which contains.
  • the poplin impregnated in this way is packed in plastic films, stored at 20 ° C. for 24 hours and then dried at 100 ° C.
  • both the ammonia-treated and the non-treated poplin have a rating of 4.
  • the textile mechanical properties and the color strength are measured as indicated in Example 1, the results being summarized in Table VII below.
  • N un is a part of the Köpers as stated in Example 1-treated, steamed, and dried with liquid ammonia.
  • Both the body aftertreated with ammonia and the body not aftertreated have the mark 5 in the Monsanto crease according to SNV 198 670 (5 represents the best and 1 the worst mark) and the mark 6 when testing oil repellency according to AATCC 118-1972 ( 8 represents the best and 1 the worst grade) and can be described as water-repellent when testing water absorption in accordance with DIN 53 888 and spray test AATCC 22-1971.

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  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
EP80810081A 1979-07-16 1980-03-04 Post-traitement au moyen d'ammoniac liquide de matériaux cellulosiques fibreux apprêtes par un agent ignifugeant Expired EP0023469B1 (fr)

Applications Claiming Priority (2)

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CH6607/79 1979-07-16
CH660779 1979-07-16

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EP0023469A1 true EP0023469A1 (fr) 1981-02-04
EP0023469B1 EP0023469B1 (fr) 1983-07-20

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EP80810081A Expired EP0023469B1 (fr) 1979-07-16 1980-03-04 Post-traitement au moyen d'ammoniac liquide de matériaux cellulosiques fibreux apprêtes par un agent ignifugeant

Country Status (5)

Country Link
US (1) US4451262A (fr)
EP (1) EP0023469B1 (fr)
CA (1) CA1154561A (fr)
DE (1) DE3064187D1 (fr)
NO (1) NO154236C (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2513277A1 (fr) * 1981-09-24 1983-03-25 Asahi Chemical Ind Procede de production d'une fibre de cellulose regeneree
US4494951A (en) * 1981-09-28 1985-01-22 Albright & Wilson Limited Flameproofing textiles
US8110548B2 (en) 1997-04-04 2012-02-07 Genentech, Inc. Method for treating cartilage disorders

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5139531A (en) * 1987-01-19 1992-08-18 Albright & Wilson Limited Fabric treatment processes
GB8713224D0 (en) * 1987-06-05 1987-07-08 Albright & Wilson Textile treatment
US5912196A (en) * 1995-12-20 1999-06-15 Kimberly-Clark Corp. Flame inhibitor composition and method of application
US6503875B1 (en) * 2000-08-18 2003-01-07 Ecolab Inc. Stabilized oxalic acid sour
EP1990468A1 (fr) * 2007-05-11 2008-11-12 Huntsman Textile Effects (Germany) GmbH Procédé destiné au traitement des matériaux fibreux absorbant le son
US8557347B1 (en) * 2009-05-04 2013-10-15 Matchmaster Dyeing & Finishing, Inc. Flame retardant fabrics and methods for manufacturing the same
CN113005764A (zh) * 2021-03-05 2021-06-22 鲁泰纺织股份有限公司 纯棉防水抗菌面料的制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL42697C (fr) * 1934-01-25
NL109573C (fr) * 1956-04-19 1900-01-01
NO118847B (fr) * 1964-04-25 1970-02-23 Sentralinst For Ind Forskning
US3498739A (en) * 1965-01-18 1970-03-03 Us Agriculture Preparation of crosslinked cotton textiles

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
TEXTILE CHEMIST AND COLORIST, 1977, Band 9, Oktober, Nr. 10, American Association of Textile Chemists and Colorists, Research Triangle, N.C., US, B.J. TRASK et al.: "Liquid ammonia stabilization of cotton denim", Seiten 33-35 * Seite 33, mittlere Spalte, Zeile 4 bis Ende * *
TEXTILE RESEARCH JOURNAL, Band 44, 1974, Nr. 9, Textile Research Institute, Princeton, N.Y., US, M. LEWIN et al.: "The role of liquid ammonia in functional textile finishes", Seiten 680-686 * Seite 680, linke Spalte, Zeile 26 bis Seite 682, rechte Spalte, Zeile 4; Seite 684, linke Spalte, Zeile 1 bis Seite 686 * *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2513277A1 (fr) * 1981-09-24 1983-03-25 Asahi Chemical Ind Procede de production d'une fibre de cellulose regeneree
US4494951A (en) * 1981-09-28 1985-01-22 Albright & Wilson Limited Flameproofing textiles
US8110548B2 (en) 1997-04-04 2012-02-07 Genentech, Inc. Method for treating cartilage disorders

Also Published As

Publication number Publication date
NO800614L (no) 1981-01-19
DE3064187D1 (en) 1983-08-25
NO154236B (no) 1986-05-05
CA1154561A (fr) 1983-10-04
NO154236C (no) 1986-08-20
US4451262A (en) 1984-05-29
EP0023469B1 (fr) 1983-07-20

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