Zobrazeno 1 - 10
of 2 532
pro vyhledávání: '"Nucleating agent"'
Autor:
Prasong Srihanam, Kansiri Pakkethati, Yaowalak Srisuwan, Theeraphol Phromsopha, Apirada Manphae, Pranee Phinyocheep, Masayuki Yamaguchi, Yodthong Baimark
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-15 (2024)
Abstract Biodegradable poly(L-lactide)-b-poly(ethylene glycol)-b-poly(L-lactide) (PLLA-PEG-PLLA) triblock copolymer could potentially be used in bioplastic applications because it is more flexible than PLLA. However, investigations into modifying PLL
Externí odkaz:
https://doaj.org/article/af0c1e346e9d4c4c8341b407f83d763e
Autor:
Felipe Zanette da Silveira, Márcio Antônio Fiori, Tiago Elias Allievi Frizon, Luiz Fernando Belchior Ribeiro, Gustavo Lopes Colpani, Humberto Gracher Riella
Publikováno v:
Materials Research, Vol 27 (2024)
The work evaluated the nucleating effect of nanometric zirconia (Zr-NP), obtained by the green sol-gel synthesis route using Euclea natalensis root extract as a reductant, in the low-density polyethylene (LDPE). The Zr-NP was characterized with x-ray
Externí odkaz:
https://doaj.org/article/c6d7687142be4dabbd273efbf9b9bd45
Publikováno v:
e-Polymers, Vol 24, Iss 1, Pp 51-4 (2024)
The heterogeneous nucleation process of polypropylene (PP)/high density polyethylene (HDPE)/thermoplastic elastomer (POE) composites was realized through blending modification, and characterization techniques, including scanning electron microscopy,
Externí odkaz:
https://doaj.org/article/20405aee737a4cfb9856e160907d0a7f
Akademický článek
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Autor:
EFSA Panel on Food Contact Materials, Enzymes and Processing Aids (CEP), Claude Lambré, José Manuel Barat Baviera, Claudia Bolognesi, Andrew Chesson, Pier Sandro Cocconcelli, Riccardo Crebelli, David Michael Gott, Konrad Grob, Evgenia Lampi, Marcel Mengelers, Alicja Mortensen, Inger‐Lise Steffensen, Christina Tlustos, Henk Van Loveren, Laurence Vernis, Holger Zorn, Ronan Cariou, Laurence Castle, Emma Di Consiglio, Roland Franz, Maria Rosaria Milana, Eric Barthélémy, Remigio Marano, Gilles Rivière
Publikováno v:
EFSA Journal, Vol 22, Iss 4, Pp n/a-n/a (2024)
Abstract The EFSA Panel on Food Contact Materials, Enzymes and Processing Aids assessed the safety of calcium tert‐butylphosphonate, which is intended to be used as a nucleating agent up to 0.15% w/w for the manufacture of polyolefin food contact m
Externí odkaz:
https://doaj.org/article/7309e7124c9140709c2d2266beb04eb6
Autor:
Sona Zenzingerova, Michal Kudlacek, Jana Navratilova, Lenka Gajzlerova, David Jaska, Lubomir Benicek, Roman Cermak
Publikováno v:
eXPRESS Polymer Letters, Vol 17, Iss 11, Pp 1110-1120 (2023)
The main purpose of this work is to present the effect of long-chain branching and specific α-nucleation on the optical properties, crystallization and supermolecular structure of polypropylene (PP). Commercially available α-nucleating/clarifying a
Externí odkaz:
https://doaj.org/article/bcd725f9c0d043bf86fcd791f9020406
Autor:
Yapeng Dong, Fuhua Lin, Tianjiao Zhao, Meizhen Wang, Dingyi Ning, Xinyu Hao, Yanli Zhang, Dan Zhou, Yuying Zhao, Xinde Chen, Bo Wang
Publikováno v:
Polymers, Vol 16, Iss 13, p 1942 (2024)
Zinc stearate (Znst) was physically blended with the sodium 4-[(4 chlorobenzoyl) amino] benzoate (SCAB) to obtain the SCAB-Znst composite nucleating agent. Znst was used to improve the dispersion property of SCAB and exert a lubricating effect on the
Externí odkaz:
https://doaj.org/article/563845d78a7e401dbb05fac7d758c2cd
Publikováno v:
Polymers, Vol 16, Iss 12, p 1666 (2024)
Globally, the demand for single-use plastics has increased due to the rising demand for food delivery and household goods. This has led to environmental challenges caused by indiscriminate dumping and disposal. To address this issue, non-degradable p
Externí odkaz:
https://doaj.org/article/398b6a92d78347058dcc6be023a80aa0
Publikováno v:
eXPRESS Polymer Letters, Vol 17, Iss 4, Pp 434-448 (2023)
Biodegradable plastics such as poly(lactic acid) (PLA) are gaining considerable interest as promising substitutes for conventional petroleum-based plastics due to ecological, health, and environmental concerns. PLA possesses good biodegradability and
Externí odkaz:
https://doaj.org/article/2dcc2f0e6437461b857d00d0bc216ca1
Publikováno v:
Foods, Vol 13, Iss 8, p 1200 (2024)
Sorbitol derivatives and other additives are commonly used in various products, such as packaging or food packaging, to improve their mechanical, physical, and optical properties. To accurately and precisely evaluate the efficacy of adding sorbitol-t
Externí odkaz:
https://doaj.org/article/881b3e005eb84daba01062e7f808bb1e