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公开(公告)号：US20240166793A1
公开(公告)日：2024-05-23
申请号：US16768980
申请日：2017-12-18
IPC分类号： C08G18/38 , C08J9/00 , C08J9/228 , C08K5/3432
CPC分类号： C08G18/3846 , C08J9/0028 , C08J9/228 , C08K5/3432
摘要： A reaction mixture and production method for making a polyurethane comprising material having reduced aldehyde emissions.
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公开(公告)号：US20240158315A1
公开(公告)日：2024-05-16
申请号：US18280704
申请日：2022-03-09
摘要： A water submersible controlled release fertilizer particle comprising: (i) a fertilizer core material; (ii) a polyurethane coating layer encapsulates the fertilizer core material; and (iii) a hydrophilic outer layer encapsulates the polyurethane coating layer wherein the hydrophilic outer layer dissolves when subjected to water.
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公开(公告)号：US20240132654A1
公开(公告)日：2024-04-25
申请号：US18278308
申请日：2022-02-22
发明人： Annelies VANDEVELDE , Herman Eugene Germain MOUREAU , Joris PITTEVILS , Veerle MOONS , Natasja GLORIE
CPC分类号： C08G18/1875 , C08G18/10 , C08G18/163 , C08G18/4808 , C08G18/485 , C08G2101/00 , C08G2110/0008 , C08G2120/00
摘要： A reactive mixture and method for making a moulded flexible polyurethane comprising foam having a demould time
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4.发明公开公开(公告)号：US20230399481A1
公开(公告)日：2023-12-14
申请号：US18032235
申请日：2021-11-04
发明人： Bram VANROY , Hugo VERBEKE , Bert JANSSENS , Kevin VAN LOOY
IPC分类号： C08J9/12 , C08J9/00 , C08G18/08 , C08G18/12 , C08G18/48 , C08G18/44 , C08G18/32 , C08G18/18 , C08G18/22 , C08G18/16
CPC分类号： C08J9/125 , C08J9/0061 , C08G18/14 , C08G18/12 , C08G18/4854 , C08G18/44 , C08G18/3206 , C08G18/1816 , C08G18/222 , C08G18/163 , C08J2203/10 , C08G2101/00
摘要： A polyurethane-polyurea comprising water blown foam having an apparent density in the range 30-700 kg/m3 measured according to ISO 845 and having a tensile strength (measured according to DIN 53504) over apparent density ratio of at least 10 kPa·m3/kg.
These foams are very suitable for use in footwear and automotive and more in particular in applications aiming for consumer comfort.-
公开(公告)号：US20230312976A1
公开(公告)日：2023-10-05
申请号：US18023989
申请日：2020-09-01
发明人： Bao LUAN , Zhuxia RONG , Sixuan DU
IPC分类号： C09D175/08 , C08G18/18 , C08G18/73 , C08G18/24 , C08G18/75
CPC分类号： C09D175/08 , C08G18/1875 , C08G18/735 , C08G18/246 , C08G18/757 , C08G2150/00
摘要： This disclosure generally provides polyfunctional isocyanate compositions and polyurethane compositions made thereof which has improved impact resistance, wherein the polyfunctional isocyanate composition comprising a polyfunctional isocyanate compound which is a derivative of an ether based diisocyanate; wherein the functionality of the polyfunctional isocyanate compound is 3.
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6.发明公开公开(公告)号：US20230203232A1
公开(公告)日：2023-06-29
申请号：US18116732
申请日：2023-03-02
发明人： Sachchida N. SINGH , Lifeng WU , Khang NGUYEN
CPC分类号： C08G18/163 , C08G18/1833 , C08G18/227 , C08G18/3221 , C08G18/329 , C08G18/7664 , C08J9/144 , C08G2110/0025 , C08J2203/182 , C08J2205/10 , C08J2207/04
摘要： A polyurethane insulation foam composition is disclosed herein. The polyurethane insulation foam comprises: (i) an isocyanate compound; (ii) an isocyanate reactive compound; (iii) water; (iv) a tertiary amine compound; (v) a hydrophilic carboxylic acid compound; (vi) a halogenated olefin compound; and (vii) optionally, other additives.
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公开(公告)号：US20220356294A1
公开(公告)日：2022-11-10
申请号：US17639453
申请日：2020-09-02
发明人： Zhenghe Zhang , Fan Xie , Hualiang Zhong , Yuefan Zhang
摘要： This disclosure generally provides tris (hydroxymethyl) phosphine oxide based polyfunctional polyester polyol compounds and resin compositions made therefrom which have improved flammability, wherein the resin composition comprising: (a) a polyfunctional isocyanate; (b) an isocyanate reactive composition comprising (b1) a polyfunctional polyol composition and a catalyst composition; and optionally (b2) a polyfunctional amine; wherein the polyfunctional polyol composition comprises tris (hydroxymethyl) phosphine oxide based polyfunctional polyester polyol compound.
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公开(公告)号：US20220081526A1
公开(公告)日：2022-03-17
申请号：US17414134
申请日：2018-12-21
发明人： Bao Luan , Zuxia Rong , Yuefan Zhang , Lies Bonami , Joris Bosman
IPC分类号： C08J9/00 , C08G18/76 , C08G18/48 , C08G18/32 , C08G18/66 , C08G18/18 , C08K5/1545 , C08K5/132 , C08K5/1535 , C08J9/12
摘要： Disclosed is a reaction mixture for the manufacturing of a polyurethane foam, which mixture can be obtained by reacting a polyfunctional isocyanate with an isocyanate-reactive compound, in the presence of a scavenger and at least one catalyst; and curing such reaction mixture enables providing a foam with reduced aldehyde emissions particularly useful in means of transport, such as interior part of cars.
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公开(公告)号：US20210388168A1
公开(公告)日：2021-12-16
申请号：US17290844
申请日：2018-11-09
发明人： Yuefan Zhang , Fan Xie
IPC分类号： C08J9/12 , C08G18/76 , C08G18/48 , C08G18/34 , C08G18/32 , C08G18/16 , C08G18/18 , C08G18/22 , C08K5/357
摘要： This disclosure generally provides compositions with improved flammability resistance and processes for preparing these compositions, wherein the resin composition comprising: (a) a polyfunctional isocyanate; (b) an isocyanate reactive composition comprising (b1) a polyfunctional polyol and a catalyst composition; and/or (b2) a polyfunctional amine; and (c) a benzoxazine component solved in the resin composition.
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公开(公告)号：US20210340310A1
公开(公告)日：2021-11-04
申请号：US17273198
申请日：2019-09-05
摘要： The present invention relates to a compound obtained by a process comprising the following steps: (i) Reacting at least one isocyanate containing compound, in stoichiometric excess, with a first isocyanate-reactive compound having a number average molecular weight lower than 400, resulting in the formation of at least one prepolymer, (ii) Reacting said prepolymer, in stoichiometric excess, with a second isocyanate-reactive compound having a number average molecular weight equal to or higher than 400, resulting in the formation of a modified prepolymer, (iii) Reacting said modified prepolymer with a hydroxyl-ester compound or a hydroxyl-acid compound with the formation of hydroxyl-ester terminated prepolymer or hydroxyl-acid terminated prepolymer, and Ring-closing said hydroxyl-ester terminated prepolymer or hydroxyl-acid terminated prepolymer; (iv) Formation of said compound made of oxazolidinedione-terminated prepolymer and oxazolidinedione-terminated monomer, which is soluble in said oxazolidinedione-terminated prepolymer.
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