ZARYBNICKA, Lucie, Radka BAČOVSKÁ, Miroslav VECERA, Jaromír SNUPAREK, Milan ALBERTI, Jozef RYCHLY and Petr KALENDA. Synthesis of curing agent for epoxy resin based on halogenophosphazene. JOURNAL OF APPLIED POLYMER SCIENCE. HOBOKEN, NJ, USA: JOHN WILEY & SONS INC, 2016, vol. 133, No 4, p. "nestrankovano", 9 pp. ISSN 0021-8995. Available from: https://dx.doi.org/10.1002/app.42917.
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Basic information
Original name Synthesis of curing agent for epoxy resin based on halogenophosphazene
Authors ZARYBNICKA, Lucie (203 Czech Republic), Radka BAČOVSKÁ (203 Czech Republic, belonging to the institution), Miroslav VECERA (203 Czech Republic), Jaromír SNUPAREK (203 Czech Republic), Milan ALBERTI (203 Czech Republic, belonging to the institution), Jozef RYCHLY (703 Slovakia) and Petr KALENDA (203 Czech Republic).
Edition JOURNAL OF APPLIED POLYMER SCIENCE, HOBOKEN, NJ, USA, JOHN WILEY & SONS INC, 2016, 0021-8995.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10403 Physical chemistry
Country of publisher United States of America
Confidentiality degree is not subject to a state or trade secret
Impact factor Impact factor: 1.860
RIV identification code RIV/00216224:14310/16:00094258
Organization unit Faculty of Science
Doi http://dx.doi.org/10.1002/app.42917
UT WoS 000363678200017
Keywords in English flame retardance; resins; synthesis and processing
Tags AKR, rivok
Changed by Changed by: Ing. Andrea Mikešková, učo 137293. Changed: 11/5/2017 17:46.
Abstract
Epoxy resins are, due to their excellent properties (such as chemical resistance, dimensional stability, and heat resistence), widely used in practice. The basic principle of curing epoxy resins with a hardener containing multiple amino groups is the crosslinking reaction between active hydrogen atoms in the hardener and the oxirane groups in the epoxy resin. This study deals with the synthesis and characterization of hexachloro-cyclo-triphosphazene derivative and its subsequent use for curing epoxy resins. The new hardener was prepared from hexachloro-cyclo-triphosphazene by nucleophilic substitution with isophorone diamine and its curing capability was compared with original isophorone diamine. The prepared derivative hexaisophorone diamino-cyclo-triphosphazene (HICTP) provided advantages over conventional curing system, as it improved mechanical properties as well as the flame resistance. Testing of the cured epoxy resin during burning was carried out using dual cone calorimeter, which enables more extensive monitoring of parameters in comparison with testing using oxygen index that has been used in many publications. The epoxy resin cured with the prepared phosphorus containing HICTP exhibits lower values for total heat release, amount of smoke released and oxygen consumed, which may cause a slower flame spread. (C) 2015 Wiley Periodicals, Inc.
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