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公开(公告)号：US20190202087A1
公开(公告)日：2019-07-04
申请号：US16323664
申请日：2017-08-01
Applicant: BASF SE
Inventor： Jerome LOHMANN , Peter GUTMANN , Bangaru Dharmapuri Sriramulu SAMPATH , Andreas KUENKEL , Juergen AHLERS , Uwe KEPPELER , Thomas HEITZ , Jens-Uwe SCHIERHOLZ
CPC classification number: B29B9/065 , B29B9/12 , B29B9/14 , B29B9/16 , B29C44/3461 , B29C44/445 , B29C48/0012 , B29C48/0022 , B29K2033/04 , B29K2105/0005 , B29K2995/0063 , C08J9/0061 , C08J9/0066 , C08J9/122 , C08J9/16 , C08J9/232 , C08J9/236 , C08J9/34 , C08J2201/026 , C08J2201/03 , C08J2203/06 , C08J2203/182 , C08J2300/16 , C08J2367/02 , C08J2400/16 , C08J2467/02 , C08L67/02 , C08L2203/14
Abstract: The invention relates to a process for production of expanded foam beads of one or more polyesters based on aliphatic or aliphatic and aromatic dicarboxylic acids and aliphatic diols, comprising the steps of: (a) melting the polyester and admixing the polyester with 1 to 3.5 wt %, based on the polyester, of a carbon dioxide and/or nitrogen blowing agent and also 0.1 to 2 wt % of a nucleating agent, and pressing the nucleated polyester melt, containing blowing agent, through a perforated disk controlled to a temperature between 150° C. and 185° C. and into a pelletizing chamber, (b) using a cutting device to comminute the polymer melt pressed through the perforated disk into individual expanding pellets, (c) discharging the pellets from the pelletizing chamber into a stream of water which is at a temperature of 5 to 90° C. and a pressure of 0.1 bar to 20 bar above ambient pressure.
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公开(公告)号：US20190001279A1
公开(公告)日：2019-01-03
申请号：US16069206
申请日：2017-01-16
Applicant: BASF SE
Inventor： Dietrich SCHERZER , Frank PRISSOK , Lena ARNOLD , Juergen AHLERS , Martin WEBER
Abstract: The present invention relates to shaped bodies comprising a composition (Z1), wherein said composition comprises at least one polymer having an elongation at break of >30% and at least one porous metal-organic framework material, to processes for producing shaped bodies of this kind and to the use of a composition (Z1) comprising at least one polymer having an elongation at break of >30% and at least one porous metal-organic framework material for production of a film, membrane or laminate having a water vapor permeability according to DIN 53122 at 38° C./90% rel. humidity of greater than 1000 g/(m2*d), based on a film thickness of 10 μm.
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公开(公告)号：US20230211598A1
公开(公告)日：2023-07-06
申请号：US18008509
申请日：2021-05-21
Applicant: BASF SE
Inventor： Ulrike LICHT , Oliver HARTZ , Lionel GEHRINGER , Sabine BOCIEK , Erich RIES , Juergen AHLERS , Stephan DOHMEN
CPC classification number: B32B43/006 , B32B7/12 , B32B5/18 , B32B5/245 , B32B5/022 , B32B5/026 , B32B1/08 , B32B2255/26 , B32B2307/748 , B32B2266/0292 , B32B2266/0278 , B32B2262/0276 , B32B2437/02 , B32B2250/02 , B32B2433/04
Abstract: A method is described for debonding a bonded article. The bonded article comprises at least two components which are bonded to one another by means of a polyurethane adhesive selected from aqueous polyurethane dispersion adhesives and polyurethane hotmelt adhesives. At least one of the components is a thermoplastic polyurethane. The components are debonded by treatment with an aqueous surfactant composition at elevated temperatures.
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Patent Agency Ranking
公开(公告)号：US20200277458A1
公开(公告)日：2020-09-03
申请号：US16646255
申请日：2018-10-08
Applicant: BASF SE
Inventor： Frank PRISSOK , Juergen AHLERS , Martin WEBER , Oliver GRONWALD
Abstract: The invention relates to an elastic membrane comprising an elastomer having an elongation at break of greater than 150% measured according to DIN 53504, wherein the thermoplastic elastomer (P1) comprises a polyurethane elastomer based on the following components: 11 % to 79% by weight of a mixture of at least one diol (D1) and at least one isocyanate (I1), 21% to 89% by weight of at least one compound (C1) having at least two isocyanate-reactive groups. The invention further relates to a process for producing such an elastic membrane comprising an elastomer having an elongation at break of greater than 150% measured according to DIN 53504. The invention further relates to an elastic membrane comprising an elastomer having an elongation at break of greater than 150% measured according to DIN 53504 obtained or obtainable by the process, to an elastic fabric comprising a fabric and at least one laminated-on elastic membrane, having an overall elongation at break of greater than 150% measured according to DIN 53504, and also to the use of the elastic membrane or of an elastic membrane obtained or obtainable by the process for the coating of fabric.
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5.发明申请公开(公告)号：US20190203009A1
公开(公告)日：2019-07-04
申请号：US16311888
申请日：2017-06-21
Applicant: BASF SE
Inventor： Uwe KEPPELER , Juergen BARTL , Juergen AHLERS , Christian DAESCHLEIN , Peter GUTMANN , Frank PRISSOK
CPC classification number: C08J9/18 , B29C44/3453 , B29C44/3461 , B29K2077/00 , B29K2101/12 , B29K2995/0063 , C08G69/40 , C08J9/122 , C08J9/141 , C08J9/232 , C08J2201/032 , C08J2201/034 , C08J2300/22 , C08J2300/26 , C08J2377/00 , C08J2377/06
Abstract: A process for producing foam particles composed of thermoplastic elastomers having polyamide segments, comprising the steps:(a) production of a suspension of pellets of the thermoplastic elastomer in a suspension medium, (b) addition of a blowing agent, (c) impregnation of the pellets with the blowing agent by heating of the suspension in a pressure vessel to an impregnation temperature IMT at an impregnation pressure IMP, depressurization of the suspension by emptying of the pressure vessel via a depressurization device and work-up of the foam particles obtained, and also foam particles obtainable by the process.
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公开(公告)号：US20220127424A1
公开(公告)日：2022-04-28
申请号：US17428526
申请日：2020-01-31
Applicant: BASF SE
Inventor： Simon GRAMLICH , Juergen AHLERS , Peter GUTMANN , Isa Alexandra QUEIROZ DA FONSECA
Abstract: Granulate based on high-temperature thermoplastics with a bulk density in the range of 100 to 650 kg/m3 in accordance with DIN ISO 697:1984 and less than 1% by weight content of volatile organic compounds, and also method for their production and use for the production of membranes or coatings, or for the toughness-modification of reactive resins.
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7.发明申请公开(公告)号：US20200269191A1
公开(公告)日：2020-08-27
申请号：US16646417
申请日：2018-10-08
Applicant: BASF SE
Inventor： Frank PRISSOK , Raymond A NEFF , Juergen AHLERS , Martin WEBER , Oliver GRONWALD
Abstract: A process for preparing a porous membrane containing a thermoplastic polymer, the process containing: (i) forming a film shaped compound containing the thermoplastic polymer and a water soluble polymer; and (ii) extracting the film shaped compound with a solvent mixture, thereby obtaining the porous membrane; wherein the thermoplastic polymer has pores with an average pore diameter
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公开(公告)号：US20190112474A1
公开(公告)日：2019-04-18
申请号：US16090663
申请日：2017-04-11
Applicant: BASF SE
Inventor： Oliver GRONWALD , Martin WEBER , Juergen AHLERS , Frank PRISSOK
IPC: C08L75/04 , C08G18/76 , C08G18/73 , C08G18/32 , C08G18/61 , C08G18/65 , C08J5/18 , D06M15/564 , B01D71/54 , B01D67/00 , B01D69/02
Abstract: The present invention is directed to a membrane, comprising a polyurethane (PU1), wherein the polyurethane (PU1) is based on 80 to 100% by weight of a mixture of at least one diol (D1) and at least one polyisocyanate (I1), and 0 to 20% by weight of at least one compound (C1) with at least two functional groups which are reactive towards isocyanate groups. Furthermore, the present invention is directed to a process for preparing a membrane, comprising providing a solution (L1) at least comprising a polyurethane (PU1) and preparing a membrane from solution (L1) using phase inversion; as well as the use of a membrane according to the present invention for coating a woven article.
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