Zobrazeno 1 - 10
of 42
pro vyhledávání: '"Ghasem Asadpour"'
Publikováno v:
BioResources, Vol 18, Iss 2, Pp 4153-4167 (2023)
Chemical surface modification is one method for enhancing the mechanical and barrier properties of packaging paper. The NaOH/urea solvent system has been deemed an effective, inexpensive, and cost-effective solvent for paper modification and cellulos
Externí odkaz:
https://doaj.org/article/bddf937e9fa443309a1844fe641d0192
Publikováno v:
تحقیقات علوم چوب و کاغذ ایران, Vol 33, Iss 4, Pp 467-477 (2019)
High yield and chemi-Mechanical pulps are susceptible to oxidation-optical and thermal reactions. These reactions result discoloration and brightness reversion in pulps. In this research, chemi-mechanical pulps were selected randomly from Mazandaran
Externí odkaz:
https://doaj.org/article/88c34c0b5f4d40af93be9f239552a0ea
Publikováno v:
تحقیقات علوم چوب و کاغذ ایران, Vol 33, Iss 3, Pp 381-390 (2018)
The purpose of this study is to investigate the effect of pH on cellulase enzyme activity on the drainage and strength properties of OCC pulp. Recycled OCC pulp was pretreated with consistency 0.4 percent, in constant condition the temperature is 50
Externí odkaz:
https://doaj.org/article/7b38da6fd48648078d7863ea9cca86c3
Publikováno v:
تحقیقات علوم چوب و کاغذ ایران, Vol 33, Iss 3, Pp 428-437 (2018)
In this study, the comparison of the use two combination of additives including the use of nano silica with cationic starch and the use of nano cellulose with cationic poly acrylamide on the physical and strength properties of cotton based paper. For
Externí odkaz:
https://doaj.org/article/9d89ce393e73454f958e042840884efc
Autor:
Seyedeh Najmeh Mousavi, Noureddin Nazarnezhad, Ghasem Asadpour, Sunil Kumar Ramamoorthy, Akram Zamani
Publikováno v:
Polymers, Vol 13, Iss 12, p 2024 (2021)
The work demonstrates the utilization of fractionalized lignin from the black liquor of soda pulping for the development of starch-lignin biocomposites. The effect of ultrafine friction grinding on lignin particle size and properties of the biocompos
Externí odkaz:
https://doaj.org/article/6cb28e7b805645b6999066a32a141cbc
Publikováno v:
تحقیقات علوم چوب و کاغذ ایران, Vol 32, Iss 1, Pp 118-130 (2017)
As a result of water treatment and during the water softening and hardness reducing process, calcium carbonate deposits with other impurities produced, collected and buried as mineral sludge. This study was done to investigate the effect of using cal
Externí odkaz:
https://doaj.org/article/fc1ea297355a4e94abff2d5d655daabf
Autor:
Omid Yazdani Aghmashhadi, Lisandra Rocha-Meneses, Nemailla Bonturi, Kaja Orupõld, Ghasem Asadpour, Esmaeil Rasooly Garmaroody, Majid Zabihzadeh, Timo Kikas
Publikováno v:
Polymers, Vol 13, Iss 2, p 239 (2021)
Waste banknote paper is a residue from the banking industry that cannot be recycled due to the presence of ink, microbial load and special coating that provides protection against humidity. As a result, waste banknote paper ends up being burned or bu
Externí odkaz:
https://doaj.org/article/b8815f0b215a42abb058b17ce75114ca
Publikováno v:
تحقیقات علوم چوب و کاغذ ایران, Vol 31, Iss 2, Pp 280-293 (2016)
Current research was conducted to investigate the effect of thermal modification on practical properties of horn beam bark flour-polypropylene composites. Wood plastic composites were divided in two levels of control and thermal modification, both le
Externí odkaz:
https://doaj.org/article/57a2f50c1b1047489a0c18366c2119ac
Publikováno v:
تحقیقات علوم چوب و کاغذ ایران, Vol 30, Iss 1, Pp 14-25 (2015)
After water purification and softening, a lot of calcium carbonate with other impurities produce and these byproducts gather and bury as mineral sludge.In this research, The quality of calcium carbonate from water softening process in mazandran wood
Externí odkaz:
https://doaj.org/article/5a29f96dbe7149c188ae3663f57bfdf1
Publikováno v:
Iranian Journal of Wood and Paper Industries, Vol 2, Iss 2, Pp 121-133 (2012)
This study was carried out to optimize of cationic starch use for improvement of the mechanical properties of mixed OCC & NSSC pulps. NSSC pulps were mixed with the OCC pulps by following weight ratios: 80/20, 70/30 and 60/40, respectively. Cationic
Externí odkaz:
https://doaj.org/article/00ed47ff10a14fb8ae52ab0ebe981073