DE69415837D1 - Verfahren zur Verminderung des freien Aldehydgehaltes von N-Alkylolamidmonomeren - Google Patents

Verfahren zur Verminderung des freien Aldehydgehaltes von N-Alkylolamidmonomeren

Info

Publication number
DE69415837D1
DE69415837D1 DE69415837T DE69415837T DE69415837D1 DE 69415837 D1 DE69415837 D1 DE 69415837D1 DE 69415837 T DE69415837 T DE 69415837T DE 69415837 T DE69415837 T DE 69415837T DE 69415837 D1 DE69415837 D1 DE 69415837D1
Authority
DE
Germany
Prior art keywords
alkylolamide
monomers
reducing
free aldehyde
aldehyde content
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 - Lifetime
Application number
DE69415837T
Other languages
English (en)
Other versions
DE69415837T2 (de
Inventor
John C Leighton
Rama S Chandran
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Celanese International Corp
Original Assignee
National Starch and Chemical Investment Holding Corp
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 National Starch and Chemical Investment Holding Corp filed Critical National Starch and Chemical Investment Holding Corp
Publication of DE69415837D1 publication Critical patent/DE69415837D1/de
Application granted granted Critical
Publication of DE69415837T2 publication Critical patent/DE69415837T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20Macromolecular organic compounds
    • D21H17/33Synthetic macromolecular compounds
    • D21H17/34Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/38Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing crosslinkable groups
    • D21H17/39Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing crosslinkable groups forming ether crosslinkages, e.g. alkylol groups
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/22Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/24Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C231/00Preparation of carboxylic acid amides
    • C07C231/12Preparation of carboxylic acid amides by reactions not involving the formation of carboxamide groups
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00Post-polymerisation treatments
    • C08F6/006Removal of residual monomers by chemical reaction, e.g. scavenging
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00Use of organic ingredients
    • C08K5/16Nitrogen-containing compounds
    • C08K5/20Carboxylic acid amides
    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04HMAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/58Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives
    • D04H1/587Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives characterised by the bonding agents used
    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04HMAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/58Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives
    • D04H1/64Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives the bonding agent being applied in wet state, e.g. chemical agents in dispersions or solutions
    • 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
    • D06M11/80Treating 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 boron or compounds thereof, e.g. borides
    • 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
    • D06M15/00Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/21Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/285Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acid amides or imides
    • D06M15/29Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acid amides or imides containing a N-methylol group or an etherified N-methylol group; containing a N-aminomethylene group; containing a N-sulfidomethylene group
    • 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
    • D06M15/00Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/21Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/327Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated alcohols or esters thereof
    • D06M15/333Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated alcohols or esters thereof of vinyl acetate; Polyvinylalcohol
    • 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
    • D06M15/00Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/693Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural or synthetic rubber, or derivatives thereof
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20Macromolecular organic compounds
    • D21H17/33Synthetic macromolecular compounds
    • D21H17/34Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/36Polyalkenyalcohols; Polyalkenylethers; Polyalkenylesters
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/29Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2904Staple length fiber
    • Y10T428/2907Staple length fiber with coating or impregnation
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/20Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
    • Y10T442/2762Coated or impregnated natural fiber fabric [e.g., cotton, wool, silk, linen, etc.]
    • Y10T442/277Coated or impregnated cellulosic fiber fabric
    • Y10T442/2828Coating or impregnation contains aldehyde or ketone condensation product
    • Y10T442/2852Amide-aldehyde condensate [e.g., modified urea-aldehyde condensate, etc.]
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60Nonwoven fabric [i.e., nonwoven strand or fiber material]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Epidemiology (AREA)
  • Hematology (AREA)
  • Dispersion Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polymerization Catalysts (AREA)
DE69415837T 1993-02-25 1994-02-25 Verfahren zur Verminderung des freien Aldehydgehaltes von N-Alkylolamidmonomeren Expired - Lifetime DE69415837T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/023,268 US5415926A (en) 1993-02-25 1993-02-25 Process for reducing the free aldehyde content in N-alkylol amide monomers

Publications (2)

Publication Number Publication Date
DE69415837D1 true DE69415837D1 (de) 1999-02-25
DE69415837T2 DE69415837T2 (de) 1999-07-29

Family

ID=21814085

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69415837T Expired - Lifetime DE69415837T2 (de) 1993-02-25 1994-02-25 Verfahren zur Verminderung des freien Aldehydgehaltes von N-Alkylolamidmonomeren

Country Status (5)

Country Link
US (1) US5415926A (de)
EP (1) EP0612718B1 (de)
JP (1) JPH0825976B2 (de)
CA (1) CA2116318C (de)
DE (1) DE69415837T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69321068T2 (de) * 1992-11-04 1999-03-25 Nat Starch Chem Invest Emulsionsbindemittel mit niedrigem Restformaldehyd und mit verbesserter Reissfestigkeit
IT1276816B1 (it) * 1995-10-04 1997-11-03 Atochem Elf Italia Emulsione a basso voc
EP0771912B1 (de) * 1995-11-02 2002-09-18 Atofina Splitterschutzscheiben aus Polymethylmethacrylat
US5830928A (en) * 1996-02-20 1998-11-03 Ppg Industries, Inc. Waterborne coating compositions
DE19631935A1 (de) * 1996-08-08 1998-02-12 Wacker Chemie Gmbh Lösungsmittelfestes Textilbindemittel
US20020065381A1 (en) * 2000-10-17 2002-05-30 Lorah Dennis Paul Redox process for preparing emulsion polymer having low formaldehyde content
US7064091B2 (en) * 2003-01-29 2006-06-20 Air Products Polymers, L.P. Incorporation of a self-crosslinking polymer into a nonwoven binder for use in improving the wet strength of pre-moistened wipes
US7297644B2 (en) * 2003-05-28 2007-11-20 Air Products Polymers, L.P. Nonwoven binders with high wet/dry tensile strength ratio
AU2004285578B2 (en) * 2003-10-30 2010-10-07 Nano Met-Zero, Inc. Absorbent articles comprising metal-loaded nanoparticles
US7897708B2 (en) 2007-07-31 2011-03-01 Celanese International Corp. Self-crosslinking dispersions utilizing acrylamide/N-alkylolacrylamide crosslinking mixture with C2-C10 alkylol
CN101368054B (zh) 2007-08-14 2012-06-20 罗门哈斯公司 减少水性涂料和皮革表面加工组合物中醛含量的方法
US8292863B2 (en) 2009-10-21 2012-10-23 Donoho Christopher D Disposable diaper with pouches

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1411715A (fr) * 1964-06-09 1965-09-24 Nobel Bozel Amides alpha, beta-éthyléniques nu-alcoylolées et leur procédé de fabrication
US3380851A (en) * 1965-03-31 1968-04-30 Air Reduction Nonwoven fabric with vinyl acetateethylene-n-methylol acrylamide interpolymer as binder
NL159681B (nl) * 1967-03-13 1979-03-15 Air Prod & Chem Werkwijze voor het verenigen van een voorwerp met een substraat met behulp van een kleefmiddel, bestaande uit een waterige, vinylacetaat-etheencopolymeer bevattende emulsie.
NL6810687A (de) * 1967-08-30 1968-10-25
US3678133A (en) * 1970-04-24 1972-07-18 Rohm & Haas Modified vinyl halide polymers
US4086296A (en) * 1970-07-17 1978-04-25 Rohm And Haas Company Blends of thermoplastic polymer with a multi-phase acrylic composite polymers
US3714099A (en) * 1970-09-03 1973-01-30 Union Oil Co Self-crosslinking vinyl acetate-ethylene latexes
US3723058A (en) * 1972-04-27 1973-03-27 Agriculture Removal of free formaldehyde from solutions of methylolated carbamatefinishing agents and textiles treated therewith
US4164488A (en) * 1974-03-29 1979-08-14 E. I. Du Pont De Nemours And Company Aqueous thermosetting acrylic enamel
JPS588410B2 (ja) * 1975-11-04 1983-02-16 住友化学工業株式会社 スイセイブンサンエキノ セイゾウホウホウ
US4189370A (en) * 1978-06-21 1980-02-19 Societe Sebia Process for obtaining gels of N-methylol-acrylamide copolymers and application of said gels for the stepped gradient separation of seric lipoproteins
DE2920377A1 (de) * 1979-05-19 1980-12-04 Basf Ag Binde-, impraegnier- und ueberzugsmittel auf basis einer waessrigen dispersion eines amidgruppenhaltigen copolymerisats
US4267277A (en) * 1980-01-07 1981-05-12 Rapco Foam, Inc. Method of producing urea-formaldehyde resin and foam having reduced formaldehyde emission
FR2511011B1 (fr) * 1981-08-10 1985-10-04 Rhone Poulenc Spec Chim Procede de preparation de latex de copolymeres acetate de vinyle-olefine
US4449978A (en) * 1981-08-31 1984-05-22 Air Products And Chemicals, Inc. Nonwoven products having low residual free formaldehyde content
US4360632A (en) * 1981-10-23 1982-11-23 Air Products And Chemicals, Inc. Ketone bisulfites as reducing agent for free radical polymerization
US4461676A (en) * 1982-07-01 1984-07-24 E. I. Du Pont De Nemours And Company Process for refining tetrahydrofuran
US4481250A (en) * 1983-07-29 1984-11-06 Air Products And Chemicals, Inc. Vinyl acetate-ethylene binder composition having good wet tensile strength and low heat seal temperature for nonwoven products
US4814373A (en) * 1984-12-20 1989-03-21 Rohm And Haas Company Modified latex polymer composition
US4590102A (en) * 1985-01-07 1986-05-20 Air Products And Chemicals, Inc. Low temperature curing of nonwoven products bonded with N-methylolacrylamide-containing copolymers
CA1283907C (en) * 1985-03-21 1991-05-07 Robert K. Pinschmidt, Jr. Self-and diol reactive formaldehyde-free crosslinking monomers and their derived polymers
US4663410A (en) * 1985-08-06 1987-05-05 Air Products And Chemicals, Inc. Polymers of self- and hydroxyl reactive formaldehyde-free cyclic hemiamidal and hemiamide ketal crosslinking monomers
US4745025A (en) * 1986-02-19 1988-05-17 Air Products And Chemicals, Inc. Nonwoven products bonded with binder emulsions of vinyl acetate/ethylene copolymers having improved solvent resistance
US4647611A (en) * 1986-03-12 1987-03-03 Air Products And Chemicals, Inc. Trail addition of acrylamidobutyraldehyde dialkyl acetal-type monomers during the polymerization of vinyl acetate copolymer binders
US4814226A (en) * 1987-03-02 1989-03-21 Air Products And Chemicals, Inc. Nonwoven products bonded with vinyl acetate/ethylene/self-crosslinking monomer/acrylamide copolymers having improved blocking resistance
DE3727181A1 (de) * 1987-08-14 1989-02-23 Wacker Chemie Gmbh Verwendung von selbstvernetzenden vinylesterdispersionen mit reduziertem beziehungsweise ohne formaldehydgehalt zur verfestigung textiler fasergebilde
US5137963A (en) * 1987-12-15 1992-08-11 Union Oil Company Of California Fast cure, zero formaldehyde binder for cellulose
US5079067A (en) * 1988-09-15 1992-01-07 H. B. Fuller Company Formaldehyde containing resins having a low free formaldehyde
JP2792883B2 (ja) * 1989-02-03 1998-09-03 花王株式会社 トリメチロール化合物の精製法
JPH0345616A (ja) * 1989-07-14 1991-02-27 Nippon Steel Chem Co Ltd レゾール型フェノール樹脂の製造方法
CA2034217A1 (en) * 1990-01-16 1991-07-17 Bernard North Latex composition with reduced formaldehyde emissions
JPH0495090A (ja) * 1990-08-08 1992-03-27 Mitsubishi Gas Chem Co Inc トリオキサンの精製方法
US5143954A (en) * 1990-11-27 1992-09-01 Rohm And Haas Company Low-formaldehyde, self-crosslinking polymer latex composition
US5177263A (en) * 1991-09-24 1993-01-05 National Starch And Chemical Investment Holding Corporation N-allyl-N-dialkoxyethyl amide or amine monomers

Also Published As

Publication number Publication date
EP0612718B1 (de) 1999-01-13
EP0612718A2 (de) 1994-08-31
EP0612718A3 (en) 1996-03-06
JPH0825976B2 (ja) 1996-03-13
US5415926A (en) 1995-05-16
JPH06279382A (ja) 1994-10-04
CA2116318C (en) 2000-02-01
CA2116318A1 (en) 1994-08-26
DE69415837T2 (de) 1999-07-29

Similar Documents

Publication Publication Date Title
DE59403432D1 (de) Verfahren zur Direktreduktion von Eisenoxide enthaltenden Stoffen
DE59603541D1 (de) Verfahren zur Reinigung von Bisphenol-A
DE69707055D1 (de) Verfahren zur Herstellung von Malonat enthaltenden Acrylatmonomeren
DE59002817D1 (de) Verfahren zur kontinuierlichen Reinigung von Caprolactam.
DE69415837T2 (de) Verfahren zur Verminderung des freien Aldehydgehaltes von N-Alkylolamidmonomeren
DE59404520D1 (de) Verfahren zur Hydroformylierung von Butadien-1.3
DE59200262D1 (de) Verfahren zur Reinigung von Bisphenolen.
DE69002903T2 (de) Verfahren zur Erniedrigung des Benzolgehaltes von Benzinen.
DE59206341D1 (de) Verfahren zur Reinigung von Organopolysiloxanen
DE69433634D1 (de) Verfahren zur Umsetzung von Kohlenwasserstoffen
DE69304638T2 (de) Verfahren zur Reinigung von 1,1,1,2-Tetrafluorethan
DE68908801T2 (de) Verfahren zur Reinigung von Dihydroxyphenolen.
DE69204493D1 (de) Verfahren zur Reinigung von Dimethylcarbonat.
DE69407720T2 (de) Verfahren zur Hydroxycarbonylierung von Butadien
DE69317259D1 (de) Verfahren zur Reinigung von Silber enthaltendem Abwasser
DE59204390D1 (de) Verfahren zur Reinigung von Indigo.
DE59208937D1 (de) Verfahren zur Reinigung von Indigo
DE69408279D1 (de) Verfahren zur Herstellung von Copolymeren
DE69428006T2 (de) Verfahren zur Gewinnung von Carbocalcitonin
DE69405189D1 (de) Verfahren zur Reinigung von 1,1,1,2-Tetrafluorethan
DE69400672T2 (de) Verfahren zur Verminderung des Verunreinigungsniveaus in wässrigen Monomerenlösungen
DE59404007D1 (de) Verfahren zur Aufbereitung von Altpapier
DE69405185D1 (de) Verfahren zur Reinigung von 1,1,1,2-Tetrafluorethan
DE69602220D1 (de) Verfahren zur Verbesserung der thermischen Stabilität von Sepiolith
DE59004261D1 (de) Verfahren zur Verminderung des Polymergehaltes bei der Dimerisierung von Keten.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: CELANESE INTERNATIONAL CORP., DALLAS, TEX., US

8328 Change in the person/name/address of the agent

Representative=s name: MEISSNER, BOLTE & PARTNER GBR, 80538 MUENCHEN