Results 1 to 10 of about 130,935 (303)

Effects of foaming agent on properties of foamed gel [PDF]

Advanced Composites Letters, 2020
To improve foam expansion and the stability of the foamed gel selected as the starting point, three foaming agents with relatively higher foam expansion and three foam stabilizers were used to determine optimum gradient and composition of the gel. Sodium
Qing Cao, Jian-jun Shen, Wen-jie Guo
doaj   +2 more sources

Influence of Foaming Agent Type on The Behavior of Foamed Concrete [PDF]

Engineering and Technology Journal, 2021
In this work the desired aim is to study the effect of two various sorts of a foaming agents on the properties of foamed concrete to obtain high quality with a target density is nearly 1600 kg/m3. The standard samples were designed by employing two types
Ruqaya F. Hamada, Awham M. Hameed
doaj   +1 more source

Experimental Study on the Effects of New Foam on the Improvement of Sandy Soil for Earth Pressure Balance Shield

Buildings, 2023
In this paper, starting from the foaming amount, half-life and other indicators, the surfactant with excellent performance is optimized, and the optimal compound ratio and appropriate foam stabilizer, viscosity enhancer, and additives are studied.
Yongshuai Sun, Dapeng Liu, Guihe Wang
doaj   +1 more source

Development of fiber compound foaming agent and experimental study on application performance of foamed lightweight soil

Applied Rheology, 2023
In order to prepare high-performance foaming agent for field-cast foamed lightweight soil, the fiber compound foaming agent was prepared by the combination of anionic surfactant sodium dodecyl sulfate (SDS) and nonionic surfactant alkyl polyglucoside ...
Qiu Youqiang, Wang Yijun, Liu Yang, Zhang Liujun, Chen Yashao, Li Chenyang, Wu Tong, Wang Chaoxiang   +7 more
doaj   +1 more source

Uncrosslinked Polyethylene Foam Production with Chemical Blowing Agents [PDF]

علوم و تکنولوژی پلیمر, 2007
In many processes polymeric foams can be produced by using chemical or physical blowing agents. In this work for polyethylene foam production, the chemical blowing agents and compression moulding process were employed.
F. Afshar taromi, A. hosseinlo
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Study into impacts of formation sands on foam performance during drainage gas production—Take Qinghai Oilfield’s Sebei Gasfield for example

Frontiers in Earth Science, 2023
Foam drainage gas production is a gas production technology for low-pressure gas well in domestic and abroad industries. In Qinghai Oilfield’s Sebei Gasfield, sand existence often occurs during drainage production.
Nan Li, Weidong Jiang, Yixin Jiang, Jinmin Yang, Guangqiang Cao, Rui Zheng, Daqiang Feng, Haoyu Wang, Zhiyu Xu, Bin Peng, Furong Li, Ruixin Kang, Qiubo Wu   +12 more
doaj   +1 more source

Preparation of Oil-Based Foam Gel with Nano-SiO2 as Foam Stabilizer and Evaluation of Its Performance as a Plugging Agent for Fractured Shale

Geofluids, 2022
The development of natural fracture will lead to lost circulation, which will be likely to cause economic losses and reduce drilling efficiency. In order to solve this problem, an oil-based pressure-bearing foam gel plugging agent for fractured shale was
Daqi Li, Fan Li, Song Deng, Jinhua Liu, Yahong Huang, Shuo Yang   +5 more
doaj   +1 more source

Features of nanoparticle composite-enhanced CO2 foam-flooding systems for low-permeability reservoirs

Frontiers in Energy Research, 2023
This study examined an enhanced foam-flooding system incorporating nanoparticles and polymers under geological conditions of a reservoir of the Shu 16 block in the Yushulin oilfield.
Yong Liu, Yong Liu, Fajun Zhao, Ruixia Niu, Sheng Cao, Sheng Cao, Lei Liu, Yarui Song   +7 more
doaj   +1 more source

Novel thick-foam ferroelectret with engineered voids for energy harvesting applications [PDF]

, 2016
This work reports a novel thick-foam ferroelectret which is designed and engineered for energy harvesting applications. We fabricated this ferroelectret foam by mixing a chemical blowing agent with a polymer solution, then used heat treatment to activate
Beeby, S. P., Luo, Zhen-Hua, Shi, J.
core   +2 more sources

Optimization and Performance Evaluation of Foam Discharge Agent for Deep Aquatic Condensate Gas Well

Frontiers in Physics, 2022
The block deep condensate gas reservoir in the basin in the southeast of the South China Sea is a bottom water reservoir and is producing in the late effusion, which faces problems such as scaling, condensate oil–water two-phase flow, and low temperature
Lei Ge, Hailin Cui, Yingchao Li, Xiuan Sui   +3 more
doaj   +1 more source