Zobrazeno 1 - 10
of 223
pro vyhledávání: '"rigid foams"'
Akademický článek
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Autor:
Mateusz Barczewski, Maria Kurańska, Kamila Sałasińska, Joanna Aniśko, Joanna Szulc, Izabela Szafraniak-Wiza, Aleksander Prociak, Krzysztof Polaczek, Katarzyna Uram, Karolina Surmacz, Adam Piasecki
Publikováno v:
Polymers, Vol 14, Iss 22, p 4967 (2022)
This article presents the results of research on obtaining new polyurethane (PUR) foams modified with thermally expanded vermiculite. The filler was added in amount of 3 wt.% up to 15 wt.%. The additionally applied procedure of immersion the non-orga
Externí odkaz:
https://doaj.org/article/cad63c0b1c924abe844f6fd37d626575
Akademický článek
Tento výsledek nelze pro nepřihlášené uživatele zobrazit.
K zobrazení výsledku je třeba se přihlásit.
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Publikováno v:
Polymers, Vol 14, Iss 19, p 3974 (2022)
This review focuses on the description of the main processes and materials used for the formulation of rigid polymer foams. Polyurethanes and their derivatives, as well as phenolic systems, are described, and their main components, foaming routes, en
Externí odkaz:
https://doaj.org/article/ab04ccd6266a4e05959a18a508b9dd94
Autor:
Methe, Daniel
Manufacturing of Mechanical Supporting Foamed Sheets by processing Free Flowing Phenolic Molding Compounds with the Foam Extrusion and its Characterization
Autor:
Licciardi, Saymon Alex Silva
O presente trabalho tem como intuito o estudo da reciclagem química de espumas rígidas de poliuretano através do processo de glicólise em um reator de micro-ondas utilizando o dietilenoglicol como agente decompositor, além de avaliar as propried
Publikováno v:
eXPRESS Polymer Letters, Vol 11, Iss 5, Pp 374-382 (2017)
Ternary composites of rigid polyurethane foam (RPUF)/glass fiber/silica as well as RPUF/glass fiber have been fabricated from glass fiber, silica, polymeric 4,4′-di-phenylmethane diisocyanate (PMDI) and polyol using HFC 365mfc as blowing agent. Foa
Externí odkaz:
https://doaj.org/article/8e93289735d3446abb3fb83a355776b2
Publikováno v:
Polymers, Vol 12, Iss 3, p 692 (2020)
Synthetic foams have become an essential industrial product for a great variety of applications. Furfuryl alcohol, as a biomass chemical, was reacted with glyoxal at room temperature to prepare furanic-glyoxal rigid foams, and p-toluenesulfonic acid
Externí odkaz:
https://doaj.org/article/303652ce991a42e291b0f4c4d822c3c5
Publikováno v:
Polymers, Vol 11, Iss 11, p 1802 (2019)
A partially biobased self-blowing and self-hardening polyurethane foam from glucose-based non-isocyanate polyurethanes (g-NIPU) was prepared by reaction of glucose with dimethyl carbonate and hexamethylene diamine. However, these foam types generally
Externí odkaz:
https://doaj.org/article/b59494924d9a4202ac94d559abd128b9
Publikováno v:
Polymers, Vol 10, Iss 10, p 1166 (2018)
Rigid polyurethane foams (RPUFs) typically exhibit low thermal inertia, resulting in short ignition times and rapid flame spread. In this study, the fire phenomena of RPUFs were investigated using a multi-methodological approach to gain detailed insi
Externí odkaz:
https://doaj.org/article/c9adb748cd254ecd8cc13701c91ea8b3