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MX2020002840A - Proceso de polimerizacion. - Google Patents

Proceso de polimerizacion.

Info

Publication number
MX2020002840A
MX2020002840A MX2020002840A MX2020002840A MX2020002840A MX 2020002840 A MX2020002840 A MX 2020002840A MX 2020002840 A MX2020002840 A MX 2020002840A MX 2020002840 A MX2020002840 A MX 2020002840A MX 2020002840 A MX2020002840 A MX 2020002840A
Authority
MX
Mexico
Prior art keywords
heating
melting point
semi
aromatic polyamide
polyamide
Prior art date
Application number
MX2020002840A
Other languages
English (en)
Inventor
Ahmet Turgut Mutel
Shailesh Ratilal Doshi
Original Assignee
Dupont Polymers Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dupont Polymers Inc filed Critical Dupont Polymers Inc
Publication of MX2020002840A publication Critical patent/MX2020002840A/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
    • C08G69/265—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids from at least two different diamines or at least two different dicarboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
    • C08L77/06—Polyamides derived from polyamines and polycarboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
    • C08G69/28—Preparatory processes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G81/00—Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/005—Processes for mixing polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
    • C08J2377/06—Polyamides derived from polyamines and polycarboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/20—Applications use in electrical or conductive gadgets
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyamides (AREA)
  • Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)

Abstract

La presente invención se refiere a un proceso que comprende la etapa de mezclar en estado fundido una poliamida semiaromática (A) que tiene un punto de fusión en el segundo calentamiento de 295 °C o menos que comprende unidades de repetición de tereftalamida y un oligómero de poliamida (B) que comprende unidades de repetición de tereftalamida y que tiene una concentración de grupos de extremo de amina de menos de 2000 me q/Kg y una viscosidad inherente de al menos 0.10, a una temperatura que es mayor que el punto de fusión en el primer calentamiento de tanto la poliamida semiaromática (A) como el oligómero de poliamida (B) durante un periodo de tiempo suficiente para producir una poliamida semiaromática (C) que tiene un punto de fusión en el segundo calentamiento que es mayor que o igual a 300 °C.
MX2020002840A 2017-09-28 2018-09-26 Proceso de polimerizacion. MX2020002840A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201762564308P 2017-09-28 2017-09-28
PCT/US2018/052818 WO2019067517A1 (en) 2017-09-28 2018-09-26 POLYMERIZATION PROCESS

Publications (1)

Publication Number Publication Date
MX2020002840A true MX2020002840A (es) 2020-10-12

Family

ID=63794759

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2020002840A MX2020002840A (es) 2017-09-28 2018-09-26 Proceso de polimerizacion.

Country Status (9)

Country Link
US (2) US11505649B2 (es)
EP (1) EP3688066B1 (es)
JP (2) JP7308818B2 (es)
KR (1) KR20200055727A (es)
CN (1) CN111225940B (es)
CA (1) CA3075401A1 (es)
MX (1) MX2020002840A (es)
SG (1) SG11202000892XA (es)
WO (1) WO2019067517A1 (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111655806B (zh) 2018-01-23 2023-12-05 伊士曼化工公司 聚酯酰胺、其制备方法以及聚酯酰胺组合物
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JP7308818B2 (ja) 2023-07-14
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