Zobrazeno 1 - 10
of 50
pro vyhledávání: '"Ali akbar Enayati"'
Publikováno v:
Iranian Journal of Wood and Paper Industries, Vol 8, Iss 1, Pp 79-94 (2017)
Aimed to develop a formaldehyde-free adhesive that can compete with conventional adhesives in wood industry, soy flour (SF), an abundant, environmentally friendly and renewable material, was used. Using sodium hydroxide (NaOH), polyethylene imine (PE
Externí odkaz:
https://doaj.org/article/b737f9e7a7ee4d6db5feb117c5e554aa
Publikováno v:
تحقیقات علوم چوب و کاغذ ایران, Vol 30, Iss 4, Pp 552-566 (2015)
This study has been undertaken to investigate effects of synthetic waste fibers of polyester in improving mechanical properties of wood plastic composites. Two types of polyester fibers (carpet fibers and polish fibers), high density polyethylene alo
Externí odkaz:
https://doaj.org/article/73ee0d59466f48d685c10ccf03f5b491
Autor:
Fatemh Rezaei, Ali akbar Enayati
Publikováno v:
تحقیقات علوم چوب و کاغذ ایران, Vol 30, Iss 2, Pp 289-298 (2015)
In this research, the effect of vine pruning fibers in combination with wood fibers on contact angel (wettability) and surface bond strength of medium density fiberboard was studied. One layer laboratory panels with a thickness of 15 mm and density o
Externí odkaz:
https://doaj.org/article/8ab9364361074c05b72bbfbdd8fe48a3
Autor:
Seaid Masoumeh Hafezi, Ali akbar ٍEnayati, Kazem Doosthosseiny, Asghar Taremian, Ahmad Mirshokraee
Publikováno v:
تحقیقات علوم چوب و کاغذ ایران, Vol 29, Iss 2, Pp 183-189 (2014)
This research was conducted to investigate the effect of silane coupling agent usage to improve the bond formation of urea formaldehyde resin in wheat straw particleboard production. Three levels (0.5% and 10%; based on the dry weight of the resin) o
Externí odkaz:
https://doaj.org/article/38c77c5bd9534e5fb53dc9b6fa6d5891
Publikováno v:
تحقیقات علوم چوب و کاغذ ایران, Vol 27, Iss 3, Pp 434-444 (2012)
In this investigation, soda pulps from old rags applying three pulping times (60, 120 and 180 minutes ) and three levels of active alkali ( 6,8, and 10% NaOH based on OD weight of rag) and pulping temperature of 125º C were produced. Liquor to rag r
Externí odkaz:
https://doaj.org/article/c19ca1da8d2649cab4f2ee6541420f12
Autor:
Mohammad ali Sadat nia, Ali akbar Enayati, Loeic Brancheriau, Kambiz Pourtahmasi, Farhang Honarparvar
Publikováno v:
تحقیقات علوم چوب و کاغذ ایران, Vol 27, Iss 2, Pp 306-318 (2012)
The acoustic behavior of reaction and normal woods, phase velocity, group velocity and attenuation coefficients in the main directions for two wood species (Populus deltoids & Picea abies), were measured and compared. The results did not show any sig
Externí odkaz:
https://doaj.org/article/af862dc594264672904ce78dcb600fbb
Autor:
Ali akbar Enayati, Hossein Nazerani hoshmand, Kazem Dost hosseini, Ahmad Jahan latibari, Sohrab Rahimi
Publikováno v:
تحقیقات علوم چوب و کاغذ ایران, Vol 27, Iss 2, Pp 294-305 (2012)
In order to study the optimum manufacturing conditions of wood sawdust-cement perforated blocks, sawdust of headrige saw was mixed with portland cement type II, and then perforated blocks were molded from this mixture. The mixture ratios of sawdust t
Externí odkaz:
https://doaj.org/article/79311b19530b445ea9d96c1a6eb114fc
Publikováno v:
تحقیقات علوم چوب و کاغذ ایران, Vol 26, Iss 4, Pp 757-784 (2011)
By utilizing three different grades of Polypropylene (PP) as matrix, two different kind of MAPP as coupling agent and without MAPP and Pistachio's flour, composite samples were produced. Physical and mechanical properties of wood plastic composites i
Externí odkaz:
https://doaj.org/article/ee7336d768914451b0e4a806d89e836d
Publikováno v:
تحقیقات علوم چوب و کاغذ ایران, Vol 26, Iss 4, Pp 682-698 (2011)
Poplar wood chips were treated by steaming in different conditions. The chemical composition changes of milled wood were studied. The obtained results indicate hemicelluloses degradation, reduction of acetyl groups and formation of organic acid durin
Externí odkaz:
https://doaj.org/article/cc37c0255ed84fd0b1360da5fdb1a6fb
Autor:
Ali akbar Enayati, Farnaz Eslah
Publikováno v:
تحقیقات علوم چوب و کاغذ ایران, Vol 26, Iss 4, Pp 719-731 (2011)
This study was conducted to investigate the effect of mixing great size wood particles of poplar with appropriate size particles of the same species, on density profile and physical -mechanical properties of the made particleboard, this study was car
Externí odkaz:
https://doaj.org/article/95493a66318b4bfc9d81968a479ecd43