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公开(公告)号:US12077628B2
公开(公告)日:2024-09-03
申请号:US17252929
申请日:2019-06-18
Applicant: BASF SE
Inventor: Sebastian Richter , Zeljko Tomovic , Sirus Zarbakhsh
CPC classification number: C08G18/3206 , C08G18/4213 , C08G18/4216 , C08G18/664 , C08G18/7671 , C08J5/18
Abstract: The present invention relates to a thermoplastic polyurethane obtainable or obtained by reacting a polyisocyanate composition, a chain extender, and a polyol composition, wherein the polyol composition comprises at least one polyol (P1) which has a molecular weight Mw in the range from 500 to 2500 g/mol and has at least one aromatic polyester block (B1), wherein the polyol (P1) includes 20% to 70% by weight of the aromatic polyester blocks (B1), based on the overall polyester polyol (P1). The present invention further relates to a process for producing a shaped body comprising such a thermoplastic polyurethane, and to shaped bodies obtainable or obtained by a process of the invention.
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公开(公告)号:US20200216640A1
公开(公告)日:2020-07-09
申请号:US16620106
申请日:2018-06-07
Applicant: BASF SE
Inventor: Andreas Emge , Sirus Zarbakhsh , Berend Eling , Andre Meyer
Abstract: Provided herein is a process for producing fiber composite materials which includes mixing an isocyanate component A and a polyol component B to afford a reaction mixture, impregnating fibers with the reaction mixture and the curing the impregnated fibers, wherein the polyol component B includes the alkoxylation product of a mixture of fat-based alcohol (i) and at least one OH-functional compound having aliphatically bonded OH groups and an OH functionality of 2 to 4 which is not a fat-based alcohol (ii). The present compound further relates to a fiber composite material obtainable by such a process and using the fiber composite material as a mast.
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公开(公告)号:US09512266B2
公开(公告)日:2016-12-06
申请号:US14597618
申请日:2015-01-15
Applicant: BASF SE
Inventor: Kerstin Wiss , Sirus Zarbakhsh , Achim Loeffler , Peter Deglmann , Lothar Riebel , Michael Limbach , Ronald Lindner , Michael Ludwik Lejkowski , Julia Frauke Grosse-Willerich
IPC: C08G63/00 , C08G63/685 , C08G63/82 , C08G65/02 , C08G18/28 , C08G18/48 , C08G18/32 , C08G65/26 , C08G77/08
CPC classification number: C08G63/685 , C08G18/28 , C08G18/3206 , C08G18/48 , C08G18/4837 , C08G63/823 , C08G65/02 , C08G65/2672 , C08G77/08
Abstract: The present invention relates to a process for organocatalytic ring-opening polymerization of at least one monomer M suitable for ring-opening polymerization, or of mixtures thereof, wherein, in a step (i), at least one N-heterocyclic compound is subjected in the presence of at least one Zerevitinov-active compound Z1 to a temperature of at least 80° C. for a period of at least 30 seconds and, in a step (ii), the monomer M is added and reacted.
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公开(公告)号:US09056945B2
公开(公告)日:2015-06-16
申请号:US13850594
申请日:2013-03-26
Applicant: BASF SE
Inventor: Kerstin Wiss , Sirus Zarbakhsh , Achim Loeffler , Peter Deglmann , Lothar Riebel , Michael Limbach , Ronald Lindner , Michael Ludwik Lejkowski , Julia Frauke Grosse
CPC classification number: C08G63/685 , C08G18/28 , C08G18/3206 , C08G18/48 , C08G18/4837 , C08G63/823 , C08G65/02 , C08G65/2672 , C08G77/08
Abstract: The present invention relates to a process for organocatalytic ring-opening polymerization of at least one monomer M suitable for ring-opening polymerization, or of mixtures thereof, wherein, in a step (i), at least one N-heterocyclic compound is subjected in the presence of at least one Zerevitinov-active compound Z1 to a temperature of at least 80° C. for a period of at least 30 seconds and, in a step (ii), the monomer M is added and reacted.
Abstract translation: 本发明涉及至少一种适用于开环聚合的单体M或其混合物的有机催化开环聚合方法,其中在步骤(i)中,至少一种N-杂环化合物经受 存在至少一种泽维生素活性化合物Z1至至少80℃的温度至少30秒,并且在步骤(ii)中,加入单体M并进行反应。
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公开(公告)号:US11981768B2
公开(公告)日:2024-05-14
申请号:US17439693
申请日:2020-03-19
Applicant: BASF SE
Inventor: Hendrik Wagner , Man Fu Zhong , Sirus Zarbakhsh
CPC classification number: C08G18/14 , C08G18/482 , C08G18/4829 , C08G18/4841 , C08G18/485 , C08G2101/00 , C08G2110/0025
Abstract: A polyol component P) contains at least three different polyether polyols A) to C). A method produces rigid polyurethane foams using the polyol component P), and the rigid polyurethane foams produced therefrom are useful.
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公开(公告)号:US11578167B2
公开(公告)日:2023-02-14
申请号:US16618654
申请日:2018-07-03
Applicant: BASF SE
Inventor: Martin Ruebenacker , Kathrin Cohen , Sirus Zarbakhsh , Sindhu Menon , Sabrina Kronig
Abstract: The present invention relates to sulfur-containing polyester polyols and to the preparation and use thereof.
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公开(公告)号:US20220162372A1
公开(公告)日:2022-05-26
申请号:US17439693
申请日:2020-03-19
Applicant: BASF SE
Inventor: Hendrik Wagner , Man Fu ZHONG , Sirus Zarbakhsh
Abstract: A polyol component P) contains at least three different polyether polyols A) to C). A method produces rigid polyurethane foams using the polyol component P), and the rigid polyurethane foams produced therefrom are useful.
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公开(公告)号:US20210309790A1
公开(公告)日:2021-10-07
申请号:US17278637
申请日:2019-09-24
Applicant: BASF SE
Inventor: Johann KLASSEN , Sirus Zarbakhsh , Hendrik Wagner
IPC: C08G18/50 , C08J9/14 , C08J9/08 , C08J9/00 , C08G18/76 , C08G18/48 , C08G18/20 , C08G18/18 , C08L71/02
Abstract: A polyol component P) contains at least three different polyether polyols A) to C), and at least one polyether ester polyol D). A process for producing rigid polyurethane foams using the polyol component P) and the rigid polyurethane foams produced therefrom can be utilized.
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公开(公告)号:US10590231B2
公开(公告)日:2020-03-17
申请号:US15576370
申请日:2016-04-19
Applicant: BASF SE
Inventor: Iran Otero Martinez , Sirus Zarbakhsh
IPC: C08G18/79 , C08G18/76 , C08G18/48 , C08G18/50 , C08G101/00
Abstract: Provided herein is a process for the production of polyurethanes with reduced aldehyde emission, wherein a CH-acidic compound which has one or more alkylene oxide units is added to the reaction mixture for the production of the polyurethane. Further provided herein are polyurethanes produced by this process and to the use of these polyurethanes in the interior of means of transport.
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公开(公告)号:US12258437B2
公开(公告)日:2025-03-25
申请号:US17416032
申请日:2019-12-19
Applicant: BASF SE
Inventor: Andreas Emge , Andre Meyer , Sirus Zarbakhsh
Abstract: Described herein is a compact polyurethane having a density of ≥850 g/l, obtainable by reacting at least the components: i) a polyisocyanate composition; and ii) a polyol composition, including at least one polyether polyol (ii.1) which is obtainable by reacting ii.1.1) a polyol starter with a functionality of 3 to 6 with ii.1.2) propylene oxide and/or butylene oxide, in the presence of a boron-based, fluorine-containing Lewis acid catalyst (ii.1.3), where the polyether polyol (ii.1) has an equivalent molecular weight of 50 to 150 g/mol, and ii.1.4) optionally further auxiliaries and/or additives. Also described herein are a process for producing such a compact polyurethane and compact polyurethanes obtainable by this process. Also described herein is a method of using such a compact polyurethane for the production of a fiber composite. Also described herein are a corresponding fiber composite material and a process for producing such a fiber composite.
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