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公开(公告)号：US20230119120A1
公开(公告)日：2023-04-20
申请号：US17907038
申请日：2021-03-25
摘要： The invention relates to the use of specific hydroycinnamic acid salts for stabilizing organic materials. The invention also relates to a corresponding organic material stabilized by incorporating a specific hydroxycinnamic acid salt, and to a method for stabilizing organic materials. In addition, a specific aluminum salt of a hydroxycinnamic acid suitable as an organic stabilizer is described. The invention further relates to a stabilizer composition comprising a corresponding hydroxycinnamic acid salt.
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公开(公告)号：US20230174746A1
公开(公告)日：2023-06-08
申请号：US17996747
申请日：2021-03-24
IPC分类号： C08K5/5333 , C08K5/5313 , C08K5/41
CPC分类号： C08K5/5333 , C08K5/5313 , C08K5/41
摘要： The invention relates to an additive composition with inorganic sulfites, organic derivatives of sulfurous acid and/or thiosulfates, and organic phosphorus compounds, said composition being capable of accelerating the hydrolytic decomposition of a thermoplastic condensation polymer upon working said additive composition into the condensation polymer. The invention additionally relates to a condensation polymer composition which is additivized with an additive composition according to the invention. The invention additionally relates to a method for the hydrolytic decomposition of a thermoplastic condensation polymer and to uses of the additive composition according to the invention and the thermoplastic condensation polymer composition.
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公开(公告)号：US20240254316A1
公开(公告)日：2024-08-01
申请号：US18561878
申请日：2022-05-18
CPC分类号： C08K5/3725 , C08J3/226 , C08K5/134 , C08K5/524 , C08L23/12 , C08J2323/12 , C08L2201/08 , C08L2207/066 , C08L2207/20
摘要： The invention relates to the use of at least one sulfur-containing amino acid for stabilizing recycled thermoplastics, in particular against oxidative, thermal, and/or actinic degradation, to a recycled thermoplastic composition containing or consisting of at least one recycled thermoplastic and at least one sulfur-containing amino acid, to a molded part which can be produced from the recycled thermoplastic composition according to the invention, to a stabilizer composition, to a masterbatch, and to a stabilizing method, in particular an oxidative, thermal, and/or actinic stabilizing method for stabilizing recycled thermoplastics by adding or incorporating at least one sulfur-containing amino acid, a stabilizer composition according to the invention, or a masterbatch according to the invention to a recycled thermoplastic.
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公开(公告)号：US20240182683A1
公开(公告)日：2024-06-06
申请号：US18549802
申请日：2022-03-17
IPC分类号： C08K5/3412 , C08K3/26 , C08K3/34
CPC分类号： C08K5/3412 , C08K3/26 , C08K3/34 , C08K2003/343
摘要： The present invention relates to a new stabilizer composition on the basis of an aziridine and at least a hydrotalcite, zeolite, dawsonite or mixtures thereof. The stabilizer composition is suitable for stabilizing condensation polymers, in particular aliphatic polyesters against hydrolytic degradation. The invention also relates to the use of the stabilizer composition according to the invention and to a method for stabilizing condensation polymers against hydrolytic degradation. The present invention further relates to molded parts and moldings that can be produced from the composition according to the invention.
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公开(公告)号：US20220340717A1
公开(公告)日：2022-10-27
申请号：US17640174
申请日：2020-07-17
IPC分类号： C08G79/04
摘要： The present invention relates to an oligomer or polymer, or to a composition comprising said oligomer or polymer, which are particularly useful as a stabiliser for organic materials. The present invention also relates to an intermediate for the synthesis of the above-mentioned oligomers or polymers.
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6.发明申请公开(公告)号：US20220073734A1
公开(公告)日：2022-03-10
申请号：US17423800
申请日：2020-01-17
摘要： The invention relates to the use of a mixture consisting of at least one aliphatic or cycloaliphatic polyol, in particular one adlitol or cyclitol, and at least one organic phosphorus compound under protic conditions as an additive (hydrolysis catalyst) that catalyzes the hydrolysis of condensation polymers. The invention also relates to a condensation polymer composition which contains at least one aliphatic or cycloaliphatic polyol, in particular one adlitol and/or cyclitol, at least one organic phosphorus compound and at least one condensation polymer and is free of a compound according to formula IV, as said compound is defined below. Another aspect of the invention is a molding compound or a molded part that can be produced from the condensation polymer composition according to the invention. Finally, the invention is directed to a method for producing the condensation polymer composition.
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公开(公告)号：US20240043745A1
公开(公告)日：2024-02-08
申请号：US18251255
申请日：2021-11-02
IPC分类号： C09K15/14 , C07C323/52 , C07D493/04 , C08F20/38 , C08L23/12 , C08K5/375 , C08K5/378
CPC分类号： C09K15/14 , C07C323/52 , C07D493/04 , C08F20/38 , C08L23/12 , C08K5/375 , C08K5/378 , C08L2201/08
摘要： The present invention relates to the use of specific eugenol derivatives as stabilizers of organic materials against oxidative, thermal and/or actinic degradation. The present invention also relates to stabilized organic material and to specific eugenol derivatives which are suitable as stabilizers.
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公开(公告)号：US20230203274A1
公开(公告)日：2023-06-29
申请号：US17995978
申请日：2021-04-16
摘要： The invention relates to an additive composition comprising at least one hydroxycarboxylic acid salt and at least one organic phosphorus compound, said composition being capable of accelerating the hydrolytic decomposition of a thermoplastic condensation polymer upon working said additive composition into the condensation polymer. The invention additionally relates to a condensation polymer composition which is additivized with an additive composition according to the invention. The invention additionally relates to a method for the hydrolytic decomposition of a thermoplastic condensation polymer and to uses of the additive composition according to the invention and the thermoplastic condensation polymer composition.
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公开(公告)号：US20230117792A1
公开(公告)日：2023-04-20
申请号：US17906080
申请日：2021-03-19
IPC分类号： C08K5/526 , C08K5/372 , C08K5/103 , C08K5/00 , C07C69/734 , C07C69/736
摘要： The present invention relates to the use of specific cinnamic acid esters as stabilizers of organic materials, in particular against oxidative, thermal and/or actinic degradation. The invention also relates to a corresponding stabilized organic material. The invention further relates to a method for stabilizing organic materials, in which specific cinnamic acid esters are incorporated into the organic material. According to the invention, specific new cinnamic acid esters are also disclosed.
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