公开(公告)号：US20190143628A1

公开(公告)日：2019-05-16

申请号：US16241550

申请日：2019-01-07

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

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

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

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：US20190134939A1

公开(公告)日：2019-05-09

申请号：US16241586

申请日：2019-01-07

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

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

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

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：US20150041145A1

公开(公告)日：2015-02-12

申请号：US14388229

申请日：2013-03-25

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

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

IPC: B32B1/08 ,  B29C63/00 ,  E21B17/01 ,  B32B27/32 ,  B32B15/085 ,  F16L9/147 ,  B29C63/34

CPC classification number: B32B1/08 ,  B29C63/0017 ,  B29C63/34 ,  B29L2023/22 ,  B32B15/085 ,  B32B27/304 ,  B32B27/322 ,  B32B2250/02 ,  B32B2250/24 ,  B32B2250/242 ,  B32B2307/306 ,  B32B2307/54 ,  B32B2307/548 ,  B32B2323/04 ,  B32B2597/00 ,  C08F214/262 ,  E21B17/00 ,  E21B17/01 ,  F16L9/147 ,  F16L11/081 ,  F16L55/1652 ,  F16L55/1654 ,  Y10T428/139 ,  Y10T428/1393 ,  C08F214/26 ,  C08F216/1408

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.

Abstract translation: 本发明涉及一种包含至少一层至少包含（优选由（或由其制成）的）至少一层的四氟乙烯（TFE）共聚物，所述四氟乙烯（TFE）共聚物含有0.8-2.5％重量的衍生自至少一种 具有下式（I）的全氟化烷基乙烯基醚：CF 2 = CF-O-Rf（I）其中R f为直链或支链C 3 -C 5全氟烷基或包含一个或多个的直链或支链C 3 -C 12全氟化氧烷基 醚氧原子，所述TFE共聚物的熔体流动指数为0.5-6.0g / 10min，根据ASTM D1238在372℃，5Kg（聚合物（F））的载荷下测量。 本发明还涉及在热交换器和井下操作中使用所述管道，包括钻井操作。

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.