Zobrazeno 1 - 10
of 117
pro vyhledávání: '"Andrzej Puszka"'
Publikováno v:
Materials, Vol 17, Iss 4, p 840 (2024)
This work presents the synthesis and characterization of new TPUs obtained by melt polyaddition using 1,1′-methanediylbis(4-isocyanatocyclohexane) (HMDI, Desmodur W®), a new unconventional chain extender, i.e., (methanediyldibenze-ne-4,1-diyl)dime
Externí odkaz:
https://doaj.org/article/aad407e7a7d4411ab84ead361c64602d
Autor:
Dmytro Vlasyuk, Renata Łyszczek, Beata Podkościelna, Andrzej Puszka, Zbigniew Hnatejko, Marek Stankevič, Halina Głuchowska
Publikováno v:
Materials, Vol 16, Iss 19, p 6509 (2023)
A series of homogeneous hybrid BPA.DA-NVP@Eu2L3 materials were obtained through an in situ approach where the luminescent dopant was formed at the molecular level with different contents (0.1; 0.2; 0.5; 1; and 2% by weight). A Europium(III) complex (
Externí odkaz:
https://doaj.org/article/ece92092a0524762958c874006cce5b6
Publikováno v:
Polymers, Vol 15, Iss 8, p 1898 (2023)
Herein the synthesis, characterization, and study of spectroscopic, thermal, and thermo-mechanical properties of polymeric composites are presented. The composites were obtained in special molds (8 × 10 cm) based on the commercially available epoxy
Externí odkaz:
https://doaj.org/article/76feb3b6536244c98fc5c22940fcdac2
Autor:
Andrzej Puszka, Beata Podkościelna
Publikováno v:
Polymers, Vol 14, Iss 21, p 4550 (2022)
Polymeric materials are widely used in many different technical fields [...]
Externí odkaz:
https://doaj.org/article/cca7a3f8f66e416d8e4b3a22d57d19a6
Autor:
Andrzej Puszka, Janusz W. Sikora
Publikováno v:
Materials, Vol 15, Iss 14, p 4940 (2022)
New segmented poly(thiourethane-urethane)s (SPTURs) were synthesized by the reaction of 1,1′-methanediylbis (4-isocyanatocyclohexane) (Desmodur W®, HMDI) and poly(ε-caprolactone)diol (PCL) and (methanediyldibenzene-4,1-diyl)dimethanethiol as nonc
Externí odkaz:
https://doaj.org/article/fc2846f95632497ebe67bab83677284a
Autor:
Andrzej Puszka, Janusz W. Sikora
Publikováno v:
Polymers, Vol 14, Iss 14, p 2933 (2022)
The new segmented poly(thiourethane-urethane)s (PTURs) based on 1,1′-methanediylbis(4-isocyanatocyclohexane) (HMDI, Desmodur W®), polycarbonate diol (PCD, Desmophen C2200) and (methanediyldibenzene-4,1-diyl)dimethanethiol were synthesized by one-s
Externí odkaz:
https://doaj.org/article/0c88ba607b344d7caed9e0415c1236f9
Publikováno v:
Materials, Vol 15, Iss 4, p 1286 (2022)
This study compares the degradation process of unsaturated polyester resin (UPR) and vinyl ester resin (VER) and their biocomposites with kraft lignin. In order to study their degradation, accelerated aging, immersion in different solvents, microwave
Externí odkaz:
https://doaj.org/article/cc6227829c08417887a58d95b5d7dfb5
Publikováno v:
Polymers, Vol 13, Iss 24, p 4437 (2021)
This paper discusses a new synthesis of bisphenol A-free polycarbonates based on four aliphatic-aromatic systems. In the first stage, different types of monomers (with/without sulfur) derived from diphenylmethane were synthesized. Then, new polycarbo
Externí odkaz:
https://doaj.org/article/17fade8e360d4583b05a5bc2f54b6437
Publikováno v:
Polymers, Vol 13, Iss 20, p 3508 (2021)
Looking for new, sustainable ways to utilize plastics is still a very pertinent topic considering the amount of plastics produced in the world. One of the newest and intriguing possibility is the use of insects in biodegradation of plastics, which ca
Externí odkaz:
https://doaj.org/article/c0850a8481fa4d97b11757ec31ff1e80
Publikováno v:
Polymers, Vol 13, Iss 21, p 3690 (2021)
The paper investigates the synthesis of eco-friendly composites and their properties before and after immersion in solvents of different chemical natures. For their preparation, unsaturated polyester resin (UPR) based on recycled poly (ethylene terep
Externí odkaz:
https://doaj.org/article/726ff9e8fdfc45fdb5da03dfea396429