Zobrazeno 1 - 10
of 48
pro vyhledávání: '"Zoltán, Weltsch"'
Autor:
György Ledniczky, Zoltán Weltsch
Publikováno v:
Communications, Vol 26, Iss 2, Pp B90-B98 (2024)
This article presents a technology that is not widely known. Previous research has investigated the effect of metal injection molding parameters on product shrinkage. The technology is mostly limited by the variations caused by deformation, so it is
Externí odkaz:
https://doaj.org/article/92b7b01f0f0549ba99569e787f8d9418
Publikováno v:
Communications, Vol 26, Iss 2, Pp B118-B127 (2024)
The use and significance of adhesives in various industries are explored, highlighting the growth of the adhesive market and the crucial role of time in adhesive bonding. The composition of adhesives, particularly polyurethane adhesives (PUR), is det
Externí odkaz:
https://doaj.org/article/ae16b1bfd29c4209b5d75589457bb747
Publikováno v:
Materials, Vol 16, Iss 24, p 7663 (2023)
This study explores the tensile strength of adhesive joints in steel, focusing on the influence of heat treatment and diverse surface modifications. Results indicate a notable relationship between annealing temperature and tensile strength, with the
Externí odkaz:
https://doaj.org/article/8867d371121b4ffa885fbea5830cd462
Autor:
Dorottya Nagy, Zoltán Weltsch
Publikováno v:
Materials, Vol 16, Iss 19, p 6402 (2023)
Crystallinity and rheological behavior are significant for processing semi-crystalline polymers with fine mechanical properties. There is always an economical need to create a less expensive new material with better properties. Non-isothermal crystal
Externí odkaz:
https://doaj.org/article/250e4d6083164081b51d2380f0026a89
Publikováno v:
Polymers, Vol 14, Iss 23, p 5257 (2022)
In this research the effect of physical recycling on the mechanical, thermal, and rheological properties of polypropylene (PP)/multiwalled carbon nanotube (MWCNT) was investigated. After melt homogenization by extrusion, specimens were injection moul
Externí odkaz:
https://doaj.org/article/e52649f7ba474a7296996ce315caef3f
Publikováno v:
International Journal of Engineering and Management Sciences, Vol 5, Iss 2 (2020)
With the appearance of ultrashort pulse lasers, the researchers have begun working on various laser marking technology. Atmospheric heating and ablation of a surface induce laser coloration of metal surfaces. However, their application is still probl
Externí odkaz:
https://doaj.org/article/0a49f0397dd5426192f1d894d9aef022
Autor:
Balázs Ádám, Zoltán Weltsch
Publikováno v:
Applied Sciences, Vol 11, Iss 13, p 6218 (2021)
Polylactic acid (PLA) is one of the most promising biopolymers often used as a raw material in 3D printing in many industrial areas. It has good mechanical properties, is characterized by high strength and stiffness, but unfortunately, it has some di
Externí odkaz:
https://doaj.org/article/73fbb48556834d2cbf62e729c907c619
Autor:
Krisztián Kun, Zoltán Weltsch
Publikováno v:
Polymers, Vol 13, Iss 13, p 2187 (2021)
During the injection molding process, the melt travels with a flow due to friction. As the velocity of the layers next to the wall is less than that of those flowing in the middle of the channel, a fountain flow is formed at the melt front. The tempe
Externí odkaz:
https://doaj.org/article/5a4d88785e5f4fa1880dc7d01dc13a08
Publikováno v:
International Journal of Engineering and Management Sciences, Vol 4, Iss 1 (2019)
Over the last decade, the number of researches has increased in the field of bonding technologies. Researchers attempt to improve surface adhesion properties by surface treatments. Adhesive bonding is one of these bonding techniques, where it is impo
Externí odkaz:
https://doaj.org/article/fb5ca643f1104abba26335d79f5a52e7
Autor:
Miklós Berczeli, Zoltán Weltsch
Publikováno v:
Polymers, Vol 13, Iss 6, p 901 (2021)
The development of bonding technology and coating technologies require the use of modern materials and topologies for the demanding effect and modification of their wetting properties. For the industry, a process modification process that can be inte
Externí odkaz:
https://doaj.org/article/d19b736f399448c18e3ab46be5397da3