-
1.发明申请PREPOLYMERS CONTAINING ISOCYANATE GROUPS AND A METHOD FOR THE PRODUCTION THEREOF 审中-公开含异氰酸酯基及其制造方法预聚物
公开(公告)号：WO9961501A8
公开(公告)日：2000-01-27
申请号：PCT/EP9903195
申请日：1999-05-10
Applicant: BASF AG , REICHELT MICHAEL , ROTERMUND UDO , HEMPEL RENATE , FALKE PETER , VON MALOTKI PETER , SEIFERT HOLGER
Inventor： REICHELT MICHAEL , ROTERMUND UDO , HEMPEL RENATE , FALKE PETER , VON MALOTKI PETER , SEIFERT HOLGER
CPC classification number: C09K3/1021 , C08G18/10 , C08G18/5006 , C08G18/7664 , C08G2101/0008 , C08G2101/0025 , C08G2101/0083 , C08G18/6674
Abstract: The invention relates to prepolymers which contain isocyanate groups and which can be produced by reacting an isocyanate mixture, said mixture being predominantly comprised of diphenylmethane diisocyanates and polyphenyl polymethylene polyisocyanates, with a maximum proportion of two-core isomers of 74 wt.% with at least 4 functional polyols or with a mixture of polyols having an average functionality of at least 4. The polyols or polyol mixture comprise(s) a hydroxyl value ranging from 200 to 1650 mg KOH/g and an average molar mass of less than 1100 g/mol with an NCO content of at least 30.0 wt.%. In addition, the invention relates to a method for producing these prepolymers which contain isocyanate groups, to their use for producing polyurethanes, and to a method for producing polyurethanes by reacting at least one of the inventive prepolymers which contain isocyanate groups, optionally mixed with additional organic and/or modified organic isocyanates (a), with compounds having at least two reactive hydrogen atoms (b) in the presence of optional expanding agents (c), catalysts (d), optional additional auxiliary agents and/or additives (e).
Abstract translation: 本发明涉及含有可获得异氰酸酯基通过由二苯基甲烷二异氰酸酯和多苯基多亚甲基多异氰酸酯的主要的异氰酸酯混合物反应的预聚物，具有至少4官能的多元醇的不大于74重量％或具有至少4的平均官能度的多元醇的混合物两环异构体的比例 方法，其中所述多元醇或多元混合物具有的羟基数为200至1650毫克KOH /克和低于1100克/ mol的数均分子量，具有至少30.0重量％的NCO含量。 本发明的目的也可用于，任选地与另外的有机和/或改性的有机异氰酸酯的混合物制备含异氰酸酯基团，它们用于制备聚氨酯这些预聚物和含有异氰酸酯基的至少一种本发明的预聚物反应制备的聚氨酯的处理的方法（a）中 与具有化合物中的至少两个反应性氢原子（b）中，如果需要的话的情况下，发泡剂（C），催化剂（D），以及任选的其它助剂和/或添加剂（E）。
-
公开(公告)号：WO2006037540A3
公开(公告)日：2006-11-09
申请号：PCT/EP2005010491
申请日：2005-09-28
Applicant: BASF AG , EMGE ANDREAS , SEIFERT HOLGER , DINSCH STEFAN , KLASSEN JOHANN , STELLING CHRISTIAN
Inventor： EMGE ANDREAS , SEIFERT HOLGER , DINSCH STEFAN , KLASSEN JOHANN , STELLING CHRISTIAN
CPC classification number: C08G18/482 , C08G18/4883 , C08G18/5027 , C08G18/7664 , C08G2101/0025 , C08G2101/005
Abstract: The invention relates to a method for producing rigid polyurethane foams by reacting a) polyisocyanates with b) compounds with at least two hydrogen atoms that are reactive with isocyanate groups, in the presence of c) foaming agents. The inventive method is characterized by using, as the compounds with at least two hydrogen atoms that are reactive with isocyanate groups b), a mixture b1) from a polyether alcohol having a functionality of 4 and a hydroxyl number of 380 to 450 mg KOH/g and a viscosity of more than 12000 mPa s, producible by addition of ethylene oxide and/or propylene oxide to TDA, b2) a polyether alcohol having a functionality of 5 to 7.5 and a hydroxyl number of 380 to 480 mg KOH/g, producible by addition of propylene oxide to sucrose and/or sorbite, b3) a polyether alcohol having a functionality of 2 to 4 and a hydroxyl number of 140 to 250 mg KOH/g, producible by addition of ethylene oxide and propylene oxide to TDA or of propylene oxide to alcohols having a functionality of 2, 3 or 4, or to amines or castor oil derivatives different from TDA.
Abstract translation: 本发明通过一种）用b多异氰酸酯反应，涉及用于生产硬质聚氨酯泡沫塑料的制造方法）的化合物具有通过不其特征在于，具有至少两个反应性异氰酸酯基的氢原子b中的化合物的至少两个与异氰酸酯基，在C的存在下的氢原子）发泡剂，反应性 ）一个b1的混合物）具有4的官能度和380-450毫克KOH / g的羟值和大于12000毫帕·秒的粘度的聚醚醇，通过将环氧乙烷和/或环氧丙烷与TDA的制备，B2）与聚醚醇 功能从5至7.5和380-480毫克KOH /克，通过将环氧丙烷产生的羟基数，以蔗糖和/或山梨糖醇，b3）的具有2〜4的官能度和140-250毫克的羟值的聚醚醇 KOH / g，可通过将环氧乙烷和环氧丙烷添加到TDA或TMA中制备 的环氧丙烷与2-，3-或4-官能醇反应，使用TDA-不同的胺或蓖麻油衍生物。
-
公开(公告)号：BRPI0516462A
公开(公告)日：2008-09-02
申请号：BRPI0516462
申请日：2005-09-28
Applicant: BASF AG
Inventor： EMGE ANDREAS , SEIFERT HOLGER , DINSCH STEFAN , KLASSEN JOHANN , STELLING CHRISTIAN
Abstract: The invention relates to a process for producing rigid polyurethane foams by reacting a) polyisocyanates with b) compounds having at least two hydrogen atoms which are reactive toward isocyanate groups in the presence of c) blowing agents wherein a mixture of b1) a polyether alcohol which has a functionality of 4 and a hydroxyl number of from 380 to 450 mg KOH/g and a viscosity of greater than 12 000 mPa·s and can be prepared by addition of ethylene oxide and/or propylene oxide onto TDA, b2) a polyether alcohol which has a functionality of from 5 to 7.5 and a hydroxyl number of from 380 to 480 mg KOH/g and can be prepared by addition of propylene oxide onto sucrose and/or sorbitol, b3) a polyether alcohol which has a functionality of from 2 to 4 and a hydroxyl number of from 140 to 250 mg KOH/g and can be prepared by addition of ethylene oxide and propylene oxide onto TDA or of propylene oxide onto 2-, 3- or 4-functional alcohols, amines other than TDA or castor oil derivatives, is used as compounds b) having at least two hydrogen atoms which are reactive toward isocyanate groups.
-
公开(公告)号：MX2007011954A
公开(公告)日：2007-12-12
申请号：MX2007011954
申请日：2006-04-05
Applicant: BASF AG
Inventor： SEIFERT HOLGER , DINSCH STEFAN , HOPPNER GERD , WINKLER JURGEN
Abstract: La invencion se relaciona con un metodo para producir alcoholes de polieter mediante al adicion catalitica de oxidos de alqueno a una substancia original que contiene substancias originales H-funcionales, solubles en agua que son solidas a temperatura ambiente y alcoholes y agua que son liquidos a la temperatura de reaccion, utilizando hidroxido de alquilo y/o hidroxidos alcalino terreos como catalizadores. El metodo se caracteriza en que la cantidad de agua es entre 1.0 a 6.0% en peso, con relacion al peso de la mezcla de substancia original, la ultima no conteniendo constituyentes aminicos.
-
公开(公告)号：DE102004048728A1
公开(公告)日：2006-04-06
申请号：DE102004048728
申请日：2004-10-05
Applicant: BASF AG
Inventor： EMGE ANDREAS , SEIFERT HOLGER , DINSCH STEFAN , KLASSEN JOHANN , STELLING CHRISTIAN
Abstract: The invention relates to a process for producing rigid polyurethane foams by reacting a) polyisocyanates with b) compounds having at least two hydrogen atoms which are reactive toward isocyanate groups in the presence of c) blowing agents wherein a mixture of b1) a polyether alcohol which has a functionality of 4 and a hydroxyl number of from 380 to 450 mg KOH/g and a viscosity of greater than 12 000 mPa·s and can be prepared by addition of ethylene oxide and/or propylene oxide onto TDA, b2) a polyether alcohol which has a functionality of from 5 to 7.5 and a hydroxyl number of from 380 to 480 mg KOH/g and can be prepared by addition of propylene oxide onto sucrose and/or sorbitol, b3) a polyether alcohol which has a functionality of from 2 to 4 and a hydroxyl number of from 140 to 250 mg KOH/g and can be prepared by addition of ethylene oxide and propylene oxide onto TDA or of propylene oxide onto 2-, 3- or 4-functional alcohols, amines other than TDA or castor oil derivatives, is used as compounds b) having at least two hydrogen atoms which are reactive toward isocyanate groups.
-
Patent Agency Ranking
公开(公告)号：AU2003267434A1
公开(公告)日：2004-05-04
申请号：AU2003267434
申请日：2003-10-06
Applicant: BASF AG
Inventor： EMGE ANDREAS , KNORR GOTTFRIED , MALOTKI PETER , SEIFERT HOLGER , ZASCHKE BERND
Abstract: The invention relates to a process for producing rigid polyurethane foams by reacting a) polyisocyanates with b) compounds having at least two hydrogen atoms reactive toward isocyanate groups, in the presence of c) catalysts, and d) blowing agents, where, among the compounds having at least two hydrogen atoms reactive toward isocyanate groups, there is at least one graft polyol present capable of preparation via in-situ polymerization of ethylenically unsaturated monomers in polyether alcohols.
-
公开(公告)号：DE59901078D1
公开(公告)日：2002-05-02
申请号：DE59901078
申请日：1999-05-10
Applicant: BASF AG
Inventor： REICHELT MICHAEL , ROTERMUND UDO , HEMPEL RENATE , FALKE PETER , VON MALOTKI PETER , SEIFERT HOLGER
Abstract: Prepolymers which contain isocyanate groups, have an NCO content of at least 30.0% by weight and can be prepared by reacting an isocyanate mixture consisting predominantly of diphenylmethane diisocyanates and polyphenylpolymethylene polyisocyanates and having a proportion of two-ring isomers of not more than 74% by weight with at least 4-functional polyols or a mixture of polyols having a mean functionality of at least 4, where the polyols or polyol mixtures have a hydroxyl number of from 200 to 1650 mg KOH/g and a number average molecular weight of less than 1100 g/mol. The present invention also provides a process for preparing these prepolymers containing isocyanate groups, provides for their use for producing polyurethanes and provides a process for producing polyurethanes by reacting at least one novel prepolymer containing isocyanate groups, if desired in admixture with further organic and/or modified organic isocyanates (a), with compounds having at least two reactive hydrogen atoms (b) in the presence of, if desired, blowing agents (c), catalysts (d) and, if desired, further auxiliaries and/or additives (e).
-
公开(公告)号：DE10015001A1
公开(公告)日：2001-09-27
申请号：DE10015001
申请日：2000-03-25
Applicant: BASF AG
Inventor： KNORR GOTTFRIED , SEIFERT HOLGER , MALOTKI PETER VON , DINSCH STEFAN , KLASSEN JOHANN , GIESKER CHRISTIANE
Abstract: Surprisingly, isocyanate based hard foamed plastic can be prepared by a process involving reaction of: (a) polyisocyanates; with (b) compounds having >= 2 H atoms reactive towards isocyanate groups and contain polyether alcohols and are obtained by addition of alkylene oxides to H-functional starting substances having 2-4 active H atoms and an OH number, as determined by DIN 53240, of 100-250 mg KOH/g. An independent claim is included for a foamed plastics material obtained as above.
-
公开(公告)号：DE19817507A1
公开(公告)日：1999-10-21
申请号：DE19817507
申请日：1998-04-20
Applicant: BASF AG
Inventor： ROTERMUND UDO , KNORR GOTTFRIED , HAYAMA YOSHIHIKO , HOLLE JOACHIM , SEIFERT HOLGER
IPC: C08G18/18 , C08G18/40 , C08G18/48 , C08G18/50 , C08J9/14 , C08L75/04 , F25D23/08 , C08G18/32 , C08G18/66 , C08G18/76
Abstract: In the production of rigid polyurethane foam by reacting (a) (modified) organic polyisocyanates with (b) compound(s) of mol. wt. over 400 containing NOTLESS 2 reactive H atoms and optionally (c) H-functional low-molecular chain extenders and/or crosslinking agents of mol. wt. less than 400 in the presence of (d) blowing agents, (e) catalysts and optionally (f) additives, component (b) contains (cyclo)alkyl-, aralkyl-, benzyl- and/or aryl-(alkoxy)alkanol(s) (I). In the production of rigid polyurethane (PUR) foam with low thermal conductivity by reacting: (a) organic and/or modified organic polyisocyanates with (b) compound(s) containing NOTLESS 2 reactive hydrogen (H) atoms and having a molecular weight of over 400 g/mole and optionally (c) H-functional low-molecular chain extenders and/or crosslinking agents of molecular weight less than 400 g/mole in the presence of (d) blowing agents, (e) catalysts and optionally (f) additives component (b) contains (cyclo)alkyl-, aralkyl-, benzyl- and/or aryl-(alkoxy)alkanol(s) of formula (I). R, R' = (m)ethyl, 3-6 carbon (C) alkyl or hydrogen (H); R' may also = benzyl; n = 0-4; m, o = 1-3; X = n-, iso-, neo- or cycloalkyl, aralkyl, benzyl or aryl; and m + o = 4. An Independent claim is also included for the use of compounds (I) in the production of rigid PUR foam with reduced thermal conductivity.
-
公开(公告)号：DE102005057998A1
公开(公告)日：2007-06-06
申请号：DE102005057998
申请日：2005-12-02
Applicant: BASF AG
Inventor： EMGE ANDREAS , SHIN SUNH-HEE , SEIFERT HOLGER , STEINBERGER ROLF , PRETZSCH REGINA , HENZE OLIVER STEFFEN
Abstract: Rigid polyurethane foam containing a flat structure containing infrared (IR) absorber particles is claimed. An independent claim is included for the production of this foam.
-
-
-
-
-
-
-
-
-
Search Results
34
records
(took 0.021 seconds)
