DE60123184D1 - Blockierte Urethanpräpolymere als Nassfestigkeitsmittel für Papier - Google Patents

Blockierte Urethanpräpolymere als Nassfestigkeitsmittel für Papier

Info

Publication number
DE60123184D1
DE60123184D1 DE60123184T DE60123184T DE60123184D1 DE 60123184 D1 DE60123184 D1 DE 60123184D1 DE 60123184 T DE60123184 T DE 60123184T DE 60123184 T DE60123184 T DE 60123184T DE 60123184 D1 DE60123184 D1 DE 60123184D1
Authority
DE
Germany
Prior art keywords
paper
wet strength
strength agent
urethane prepolymers
blocked urethane
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 - Fee Related
Application number
DE60123184T
Other languages
English (en)
Inventor
Takeshi Doi
Naofumi Saiuchi
Masahiro Kouchi
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.)
DKS Co Ltd
Original Assignee
Dai Ichi Kogyo Seiyaku Co Ltd
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 Dai Ichi Kogyo Seiyaku Co Ltd filed Critical Dai Ichi Kogyo Seiyaku Co Ltd
Application granted granted Critical
Publication of DE60123184D1 publication Critical patent/DE60123184D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP 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
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/18—Reinforcing agents
    • D21H21/20—Wet strength agents
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP 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
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/54—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen
    • D21H17/57—Polyureas; Polyurethanes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • C08G18/12—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Paper (AREA)
DE60123184T 2000-08-01 2001-07-31 Blockierte Urethanpräpolymere als Nassfestigkeitsmittel für Papier Expired - Fee Related DE60123184D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000232585 2000-08-01

Publications (1)

Publication Number Publication Date
DE60123184D1 true DE60123184D1 (de) 2006-11-02

Family

ID=18725244

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60123184T Expired - Fee Related DE60123184D1 (de) 2000-08-01 2001-07-31 Blockierte Urethanpräpolymere als Nassfestigkeitsmittel für Papier

Country Status (6)

Country Link
US (1) US6488813B2 (de)
EP (1) EP1178151B1 (de)
KR (1) KR20020011332A (de)
CN (1) CN1238602C (de)
CA (1) CA2353005A1 (de)
DE (1) DE60123184D1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002309488A (ja) * 2001-04-11 2002-10-23 Dai Ichi Kogyo Seiyaku Co Ltd ケラティン繊維の防縮加工剤及びこれを用いた防縮加工方法
JP2003138497A (ja) * 2001-10-31 2003-05-14 Dai Ichi Kogyo Seiyaku Co Ltd 湿潤紙力増強剤
US20040249106A1 (en) * 2003-06-03 2004-12-09 Gindin Lyubov K. Modified polyurethanes
DE10328064A1 (de) * 2003-06-23 2005-01-13 Bayer Materialscience Ag Blockierte Polyisocyanate
DE10328063A1 (de) * 2003-06-23 2005-01-13 Bayer Materialscience Ag Wässrige Zubereitungen hydrophiler Polyurethanharze
DE102004060798A1 (de) * 2004-12-17 2006-06-29 Bayer Materialscience Ag Wässrige Beschichtungen für Nahrungsmittelbehälter
US7732554B2 (en) * 2006-09-21 2010-06-08 Momentive Performance Materials Inc. Process for preparing a curable silylated polyurethane resin
CN103866635B (zh) * 2014-02-28 2016-03-09 苏州恒康新材料有限公司 一种甲基丙烯酸月桂酯湿强剂及其制备方法
MX2022000607A (es) * 2019-07-15 2022-03-11 Chemetall Gmbh Composiciones y metodos para el pretratamiento de metales.

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB940771A (de) * 1959-06-02
US3346445A (en) * 1964-12-01 1967-10-10 Hillingsworth & Vose Company Press packing sheet of a fibrous web impregnated with polyurethane and method of making same
DE1621910A1 (de) * 1967-09-06 1971-06-24 Bayer Ag Verfahren zum Beschichten mit Polyurethanen
US3627719A (en) 1968-12-31 1971-12-14 Diamond Shamrock Corp Compositions containing polyurethane resin treating agents derived from mannich base condensates
US3519478A (en) * 1969-01-10 1970-07-07 Diamond Shamrock Corp Paper impregnation with blocked urethane prepolymers
US3694389A (en) * 1970-08-06 1972-09-26 Rohm & Haas Thermosetting coatings based on oxime-blocked isocyanates
US3833525A (en) * 1971-04-23 1974-09-03 Gen Electric Phenolic blocked isocyanate compositions containing a heterocyclic nitrogen catalyst
US3971764A (en) 1974-12-26 1976-07-27 Akzona Incorporated Process for producing a cationic polyurethane
JPS54154497A (en) * 1978-05-26 1979-12-05 Mitsubishi Chem Ind Ltd Preparation of resin for cathode-electrodeposition coating
DE3102038A1 (de) * 1980-01-28 1981-12-10 W.R. Grace & Co., 02140 Cambridge, Mass. Polyurethanpolymeraminsalz als papieradditiv
SE8200472L (sv) * 1981-02-23 1982-08-24 Grace W R & Co Forfarande for att forbettra vatdraghallfastheten hos papper
FR2567151B1 (fr) * 1984-07-04 1986-11-21 Ugine Aciers Procede de fabrication de barres ou de fil machine en acier inoxydable martensitique et produits correspondants
DE3902078A1 (de) * 1989-01-25 1990-07-26 Bayer Ag Verfahren zur herstellung von modifizierten, isocyanuratgruppen aufweisenden polyisocyanaten und ihre verwendung
JP2578033B2 (ja) * 1991-08-08 1997-02-05 第一工業製薬株式会社 紙力増強剤
DE69230476T2 (de) 1991-11-01 2000-07-13 Witco Corp Kationische Polyurethanzusammensetzungen, quaternäre Ammonium-Salze sowie Verfahren zu deren Herstellung
DE59305310D1 (de) 1992-08-07 1997-03-13 Bayer Ag Chlorfreie multifunktionelle Harze für die Papierveredlung
DE19548030A1 (de) * 1995-12-21 1997-06-26 Bayer Ag Verwendung wässriger Dispersionen nachvernetzbarer Beschichtungsmittel zur Textil- und Lederbeschichtung

Also Published As

Publication number Publication date
EP1178151A1 (de) 2002-02-06
US6488813B2 (en) 2002-12-03
CN1238602C (zh) 2006-01-25
KR20020011332A (ko) 2002-02-08
EP1178151B1 (de) 2005-10-12
US20020088583A1 (en) 2002-07-11
CN1336461A (zh) 2002-02-20
CA2353005A1 (en) 2002-02-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee