FI68415C - Vattenhaltig polyisocyanatemulsion och dess anvaendning som bidemedel vid framstaellning av formstycken - Google Patents

Vattenhaltig polyisocyanatemulsion och dess anvaendning som bidemedel vid framstaellning av formstycken Download PDF

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Publication number
FI68415C
FI68415C FI801700A FI801700A FI68415C FI 68415 C FI68415 C FI 68415C FI 801700 A FI801700 A FI 801700A FI 801700 A FI801700 A FI 801700A FI 68415 C FI68415 C FI 68415C
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FI
Finland
Prior art keywords
weight
polyisocyanate
carbon atoms
emulsion
hydrocarbon group
Prior art date
Application number
FI801700A
Other languages
English (en)
Finnish (fi)
Other versions
FI801700A (fi
FI68415B (fi
Inventor
Hans-Joachim Scholl
Helmut Reiff
Hanns Immo Sachs
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of FI801700A publication Critical patent/FI801700A/fi
Application granted granted Critical
Publication of FI68415B publication Critical patent/FI68415B/fi
Publication of FI68415C publication Critical patent/FI68415C/fi

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Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/703Isocyanates or isothiocyanates transformed in a latent form by physical means
    • C08G18/705Dispersions of isocyanates or isothiocyanates in a liquid medium
    • C08G18/706Dispersions of isocyanates or isothiocyanates in a liquid medium the liquid medium being water
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L97/00Compositions of lignin-containing materials
    • C08L97/02Lignocellulosic material, e.g. wood, straw or bagasse
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • C08L75/04Polyurethanes
    • 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
    • Y10T428/25Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/253Cellulosic [e.g., wood, paper, cork, rayon, etc.]

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Materials Engineering (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)

Claims (6)

1. Emulsion, som används som bindemedel vid fraivst." lining är formstycken och under vars inverkan formstyckena efter varm-pressningen av sig själva lossnar frän pressformen, och som innehäller, A) 80-20 vikt-% vatten, beräknat pa emulsionens totalvikt, B) 18-79 vikt-% av ett organiskt polyisocyanat, beräknat pä emulsionens totalvikt varvid polyisocyanatet är 2,4·- eller 2,6-toluylendiisocyanat eller en blandning av isomerer av dessa polyfenylpolymetylenpolyisocyanat, som framställs medelst ani-linformaldehydkondensation och därtillhörande fosgenering, eller ett polyisocyanat, modifierat med karbodimid-, uretan-, allotanatisocyanurat-, urea- eller biuretgrupper, och som härleds frän 2,4- och/eller 2,6-toluylendiisocyanat eller 4,4'-och/eller 2,4‘-difenylmetandiisocyanat, C) 1-10 vikt-% av ett icke joniskt, ytaktivt medel som emulgator, beräknat pä polyisocyanatets vikt, känneteck-n a d därav, att den innehäller D) 0,5-5 vikt-%, beräknat pä emulsionens totalvikt, av en sulfonsyra med den allmänna formeln (I) R1-fS°3H)n (I) väri n är heltalet 1 eller 2 och är en aromatisk kolvätegrupp med 6-14 kolatomer, en alifatisk kolvätegrupp med 10-18 kolatomer, en cykloalifatisk kolvätegrupp med 6-15 kolatomer, en aralifatisk kolvätegrupp med 7-15 kolatomer eller en alkylaromatisk kolvätegrupp med 7-24 kolatomer.
2. Emulsion enligt patentkravet 1, känneteck-n a d därav, ett den innehäller en sulfonsyra med den allmänna formeln (I), väri n är 1 och R^ är en alkylsubstituerad fenylgrupp med 9-20 C-atomer.
3. Emulsion enligt patentkravet 1 eller 2, känne-t e c k n a d därav, att komponenten B) är en fosfogenerings-produkt. av den icke destillerade bottenfraktion som upp-kommer med vid avlägsnande av 25-90 vikt-% av 2,2'-, 2,4'-och/eller 4,41-diaminodifenyImetän ur anilinformaldehydkon-densatet, eller en icke destillerad bottenfraktion som upp-kommer vid avläasnande av 25-90 vikt-% av 2,2'- och/eller 4,4'-
FI801700A 1979-05-29 1980-05-27 Vattenhaltig polyisocyanatemulsion och dess anvaendning som bidemedel vid framstaellning av formstycken FI68415C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2921726 1979-05-29
DE19792921726 DE2921726A1 (de) 1979-05-29 1979-05-29 Waessrige isocyanat-emulsionen sowie deren verwendung als bindemittel in einem verfahren zur herstellung von formkoerpern

Publications (3)

Publication Number Publication Date
FI801700A FI801700A (fi) 1980-11-30
FI68415B FI68415B (fi) 1985-05-31
FI68415C true FI68415C (fi) 1985-09-10

Family

ID=6071925

Family Applications (1)

Application Number Title Priority Date Filing Date
FI801700A FI68415C (fi) 1979-05-29 1980-05-27 Vattenhaltig polyisocyanatemulsion och dess anvaendning som bidemedel vid framstaellning av formstycken

Country Status (8)

Country Link
US (2) US4528117A (sv)
EP (1) EP0019860B1 (sv)
JP (1) JPS55160014A (sv)
AT (1) ATE1198T1 (sv)
AU (1) AU529888B2 (sv)
CA (1) CA1152686A (sv)
DE (2) DE2921726A1 (sv)
FI (1) FI68415C (sv)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2921726A1 (de) * 1979-05-29 1980-12-11 Bayer Ag Waessrige isocyanat-emulsionen sowie deren verwendung als bindemittel in einem verfahren zur herstellung von formkoerpern
DE3201111A1 (de) * 1982-01-15 1983-07-28 Bayer Ag, 5090 Leverkusen Neue waessrige polysocyanat-emulsionen sowie deren verwendung als bindemitel zur herstellung von formkoerpern
JPS58185670A (ja) * 1982-04-22 1983-10-29 Eidai Co Ltd 木質材の接着方法
US4480070A (en) * 1982-05-28 1984-10-30 The Upjohn Company Compositions and process
US4428897A (en) 1982-12-23 1984-01-31 The Upjohn Company Process for preparing particle board
US5098621A (en) * 1985-01-07 1992-03-24 Twin Rivers Engineering Method of forming a foam substrate and micropackaged active ingredient particle composite
DE3521618A1 (de) * 1985-06-15 1986-12-18 Bayer Ag, 5090 Leverkusen In wasser dispergierbare polyisocyanat-zubereitung und ihre verwendung als zusatzmittel fuer waessrige klebstoffe
JPS62169604A (ja) * 1985-07-08 1987-07-25 Dai Ichi Kogyo Seiyaku Co Ltd シ−ト及び成型品の製造方法
FR2608961B1 (fr) * 1985-07-08 1992-04-10 Dai Ichi Kogyo Seiyaku Co Ltd Procede pour la fabrication d'articles de forme a partir de matieres en particules vegetales
US4810551A (en) * 1985-12-16 1989-03-07 Chu Alan C Bamboo board
US5200267A (en) * 1989-03-20 1993-04-06 Medite Corporation Fire-retardant synthretic board product
ATE98922T1 (de) * 1989-03-20 1994-01-15 Medite Europ Vorrichtung und verfahren zur herstellung synthetischer platten inklusive feuerbestaendiger platten.
IT1231963B (it) * 1989-09-25 1992-01-16 Mini Ricerca Scient Tecnolog Composizioni leganti per la preparazione di compositi lignocellulosici.
DE4136618A1 (de) * 1991-11-07 1993-05-13 Bayer Ag Wasserdispergierbare polyisocyanatgemische
DE4433929A1 (de) * 1994-09-23 1996-03-28 Basf Ag Wasseremulgierbare Polyisocyanate
US5674568A (en) * 1995-10-03 1997-10-07 Bayer Corporation Treatment of cellulosic fiber products
KR20010088785A (ko) * 1998-07-27 2001-09-28 추후제출 섬유보드 제조용 디이소시아네이트 저함유 중합체mdi-함유 결합제
DE19921019A1 (de) * 1999-05-06 2000-11-23 Schlingmann Gmbh & Co Korkverbundplatte und Verfahren zur Herstellung einer solchen Verbundplatte
US6841231B1 (en) 2000-08-10 2005-01-11 Masonite Corporation Fibrous composite article and method of making the same
EP2184144A1 (en) * 2008-11-06 2010-05-12 Huntsman International Llc Polyisocyanate composition used for binding lignocellulosic materials
EP2184143A1 (en) * 2008-11-06 2010-05-12 Huntsman International Llc Polyisocyanate composition used for binding lignocellulosic materials
KR20140003443A (ko) 2010-11-19 2014-01-09 휴테네스 알베르투스 케미쉐 베르케 게엠베하 주형 및 코어 제조를 위한 주형 혼합물용 설폰산 함유 결합제
CN202381966U (zh) * 2011-05-03 2012-08-15 科博尼Asa 甲板或地板
DE202012013467U1 (de) 2012-02-09 2017-01-30 HÜTTENES-ALBERTUS Chemische Werke Gesellschaft mit beschränkter Haftung Cold-Box-Bindemittelsysteme und Mischungen zur Verwendung als Additive für solche Bindemittelsysteme
EP3687677A4 (en) 2017-09-29 2021-06-09 Huntsman International LLC COMPRESSION-FRIENDLY BINDING AGENT FOR LIGNOCELLULOSE COMPOSITE MATERIALS

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB247588A (en) * 1925-02-11 1927-06-13 Ig Farbenindustrie Ag Process for preparing emulsions
US3317481A (en) * 1963-12-27 1967-05-02 Du Pont Chemical compositions and process
DE1492507A1 (de) * 1965-11-19 1969-05-22 Novopan Gmbh Verfahren zur Verminderung der Quellung bei Holzwerkstoffen
AT270189B (de) * 1966-03-17 1969-04-25 Novopan Gmbh Verfahren zur Herstellung von Platten oder Formkörpern durch Verpressen, vorzugsweise Heißpressen einer mit Bindemittel versetzten Masse aus Holzspänen, Holzfasern oder aus verholzten Rohstoffen
US3428592A (en) * 1966-05-24 1969-02-18 Du Pont Polyisocyanate emulsions
US4044087A (en) * 1974-04-03 1977-08-23 Chembond Corporation Method of making fast cured lignocellulosic particle board
DE2441843C3 (de) * 1974-05-22 1980-12-04 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von, zur Herstellung von hydrophilen Polyurethanschaumstoffen geeigneten, modifizierten, Ammoniumgruppen aufweisenden Polyisocyanaten und deren Verwendung
GB1523601A (en) * 1975-03-12 1978-09-06 Ici Ltd Sheets or moulded bodies
DE2703271C3 (de) * 1977-01-27 1980-02-14 Basf Ag, 6700 Ludwigshafen Herstellung wäßriger Isocyanatemulsionen
DE2724363C3 (de) * 1977-05-28 1980-07-31 Basf Ag, 6700 Ludwigshafen Wäßrige Isocyanat-Emulsionen für die Verleimung von Spanplatten
DE2724364C2 (de) * 1977-05-28 1985-10-31 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung wäßriger Polyisocyanat-Emulsionen
DE2711958B2 (de) * 1977-03-18 1981-08-13 Bayer Ag, 5090 Leverkusen Binde- oder Imprägnierungsmittel für lignocellulosehaltige Materialien
DE2921689A1 (de) * 1979-05-29 1980-12-11 Bayer Ag Selbsttrennende bindemittel auf isocyanatbasis sowie deren verwendung in einem verfahren zur herstellung von formkoerpern
DE2921726A1 (de) * 1979-05-29 1980-12-11 Bayer Ag Waessrige isocyanat-emulsionen sowie deren verwendung als bindemittel in einem verfahren zur herstellung von formkoerpern
US4376088A (en) * 1981-03-18 1983-03-08 The Upjohn Company Process for preparing a particle board using a self-releasing binder comprising a polyisocyanate and a sulfur-containing release agent

Also Published As

Publication number Publication date
AU5886480A (en) 1980-12-04
JPS55160014A (en) 1980-12-12
US4576771A (en) 1986-03-18
ATE1198T1 (de) 1982-07-15
JPH0338309B2 (sv) 1991-06-10
DE2921726A1 (de) 1980-12-11
FI801700A (fi) 1980-11-30
AU529888B2 (en) 1983-06-23
US4528117A (en) 1985-07-09
DE3060545D1 (en) 1982-08-05
EP0019860A1 (de) 1980-12-10
FI68415B (fi) 1985-05-31
CA1152686A (en) 1983-08-23
EP0019860B1 (de) 1982-06-16

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Owner name: BAYER AKTIENGESELLSCHAFT