公开(公告)号：US20210008828A1

公开(公告)日：2021-01-14

申请号：US16939825

申请日：2020-07-27

Applicant: SOLVAY SPECIALTY POLYMERS ITALY S.P.A. ,  TECHNIP FRANCE

Inventor： Pasqua Colaianna ,  Giambattista Besana ,  Marco Mirenda ,  Nicasio Messina

IPC: B32B1/08 ,  B32B27/30 ,  C08F214/26 ,  F16L9/147 ,  F16L11/08 ,  F16L55/165 ,  E21B17/00 ,  B29C63/00 ,  B29C63/34 ,  B32B15/085 ,  B32B27/32 ,  E21B17/01

Abstract: The present invention pertains to a pipe comprising at least one layer at least comprising, preferably consisting essentially of (or being made of), a tetrafluoroethylene (TFE) copolymer comprising from 0.8% to 2.5% by weight of recurring units derived from at least one perfluorinated alkyl vinyl ether having formula (I) here below: CF2═CF—O—Rf (I) wherein Rf is a linear or branched C3-C5 perfluorinated alkyl group or a linear or branched C3-C12 perfluorinated oxyalkyl group comprising one or more ether oxygen atoms, said TFE copolymer having a melt flow index comprised between 0.5 and 6.0 g/10 min, as measured according to ASTM D1238 at 372° C. under a load of 5 Kg [polymer (F)]. The invention also pertains to use of said pipe in heat exchangers and in downhole operations including drilling operations.

公开(公告)号：US20210008827A1

公开(公告)日：2021-01-14

申请号：US16937866

申请日：2020-07-24

Applicant: SOLVAY SPECIALTY POLYMERS ITALY S.P.A. ,  TECHNIP FRANCE

Inventor： Pasqua Colaianna ,  Giambattista Besana ,  Marco Mirenda ,  Nicasio Messina

IPC: B32B1/08 ,  B32B27/30 ,  C08F214/26 ,  F16L9/147 ,  F16L11/08 ,  F16L55/165 ,  E21B17/00 ,  B29C63/00 ,  B29C63/34 ,  B32B15/085 ,  B32B27/32 ,  E21B17/01

Abstract: The present invention pertains to a pipe comprising at least one layer at least comprising, preferably consisting essentially of (or being made of), a tetrafluoroethylene (TFE) copolymer comprising from 0.8% to 2.5% by weight of recurring units derived from at least one perfluorinated alkyl vinyl ether having formula (I) here below: CF2=CF—O—Rf (I) wherein Rf is a linear or branched C3-C5 perfluorinated alkyl group or a linear or branched C3-C12 perfluorinated oxyalkyl group comprising one or more ether oxygen atoms, said TFE copolymer having a melt flow index comprised between 0.5 and 6.0 g/10 min, as measured according to ASTM D1238 at 372° C. under a load of 5 Kg [polymer (F)]. The invention also pertains to use of said pipe in heat exchangers and in downhole operations including drilling operations.

公开(公告)号：US12116477B2

公开(公告)日：2024-10-15

申请号：US17422477

申请日：2020-03-04

Applicant: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.

Inventor： Aldo Sanguineti ,  Mattia Bassi ,  Eliana Ieva ,  Marco Mirenda ,  Matteo Fantoni

IPC: C08L27/18 ,  C08L27/16 ,  C08L27/20

CPC classification number: C08L27/18 ,  C08L27/16 ,  C08L27/20 ,  C08L2203/18 ,  C08L2203/30 ,  C08L2205/22 ,  C08L2207/04

Abstract: The present invention relates to a fluorine-containing thermoplastic elastomer composition comprising a continuous thermoplastic fluorocarbon polymer phase and a dispersed fluorine-containing elastomer phase which are useful, for example, in automotive fuel lines.

公开(公告)号：US11485860B2

公开(公告)日：2022-11-01

申请号：US16607098

申请日：2018-04-19

Applicant: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.

Inventor： Aldo Sanguineti ,  Marco Mirenda

IPC: C08L81/04 ,  C08K3/22 ,  C08L27/14 ,  C08L27/16 ,  C08L27/18 ,  C08L27/20 ,  C08L81/06

Abstract: The present invention relates to a polymer alloy comprising a sulphur-containing aromatic polymer and at least one fluoroelastomer, which has improved dispersibility and improved mechanical properties. The invention also relates to a process for the preparation of said polymer alloy and to an article comprising the same.

公开(公告)号：US11292904B2

公开(公告)日：2022-04-05

申请号：US16628659

申请日：2018-06-25

Applicant: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.

Inventor： Aldo Sanguineti ,  Marco Mirenda ,  Satchit Srinivasan

IPC: C08L27/16 ,  C08J3/20 ,  C08L27/20 ,  C08L53/00

Abstract: The present invention relates to new fluorinated thermoplastic elastomer compositions comprising a continuous thermoplastic fluorocarbon polymer phase and a dispersed vulcanized fluorine-containing elastomer phase having improved thermal processability.

公开(公告)号：US11180655B2

公开(公告)日：2021-11-23

申请号：US16607097

申请日：2018-04-19

Applicant: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.

Inventor： Aldo Sanguineti ,  Marco Mirenda

IPC: C08L81/02 ,  C08L27/16

Abstract: The present invention relates to a polymer alloy comprising a sulphur-containing aromatic polymer and at least one thermoplastic vulcanizate which has an improved dispersibility, to a process for the preparation thereof and to articles comprising the same.