METHOD FOR PREPARING POLYAMIDE BY ANION RING-OPENING POLYMERIZATION AND POLYAMIDE PREPARED THEREBY

METHOD FOR PREPARING POLYAMIDE BY ANION RING-OPENING POLYMERIZATION AND POLYAMIDE PREPARED THEREBY

Provided is a method for preparing a polyamide by an anionic polymerization reaction, wherein lactam, and based on 100 parts by weight of the entire lactam, 0.01 parts by weight to 20 parts by weight of an alkali metal as an initiator, 0.3 parts by weight to 10 parts by weight of a molecular weight...

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Hauptverfasser: KIM, Do Kyoung, LEE, Hye Yeon, YIM, Kyoung Won, KWON, Kyung Ho, DO, Seung Hoe, LEE, Jin Seo
Format: Patent
Sprache:eng
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CHEMISTRY
COMPOSITIONS BASED THEREON
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
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creator KIM, Do Kyoung
LEE, Hye Yeon
YIM, Kyoung Won
KWON, Kyung Ho
DO, Seung Hoe
LEE, Jin Seo
description Provided is a method for preparing a polyamide by an anionic polymerization reaction, wherein lactam, and based on 100 parts by weight of the entire lactam, 0.01 parts by weight to 20 parts by weight of an alkali metal as an initiator, 0.3 parts by weight to 10 parts by weight of a molecular weight controller, and 0.002 parts by weight to 1.0 part by weight of carbon dioxide as an activator may be included.
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subjects CHEMISTRY
COMPOSITIONS BASED THEREON
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
title METHOD FOR PREPARING POLYAMIDE BY ANION RING-OPENING POLYMERIZATION AND POLYAMIDE PREPARED THEREBY
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