24/7 Phone Services 0086(371)86&15&18&27
Send to E-mail [email protected]
[email protected] Development Zone, Zhengzhou, China

strain hardening behavior of poly vinyl alcohol borate

strain hardening behavior of poly vinyl alcohol borate

strain hardening behavior of poly vinyl alcohol borate

Tel: 0086(371)86&15&18&27

Mail: [email protected]

Strain Hardening Behavior of Poly(vinyl alcohol)/Borate ...Furthermore, by analyzing the influence of characteristic value of De as 1 on the rheological behavior of PVA/borate hydrogels, it is concluded that intercycle strain hardening is dominated by strain-rate-induced increase in the number of elastically active chains when De < 1, while strain-induced non-Gaussian stretching dominates when De > 1.Cited by: 14Publish Year: 2017Author: Gang Huang, Huanhuan Zhang, Yulin Liu, Haijian Chang, Hongwei Zhang, Hongzan Song, Donghua Xu, Tongf...

What is the relationship between Borate ions and diols?

The first one suggests that the linkage between diols and borate ions has a mixed physical and chemical nature [ 6 ], while the second one implies only dynamic chemical cross-links between PVA chains and borate ions [ 7 9] and considers two types of interaction: monodiol complexation and crosslinking.Reference: heritagesciencejournal.springeropen strain hardening behavior of poly vinyl alcohol borate/articles/10.1186/s40494-015-See all results for this questionWhat is poly polymer?Poly(vinylacohol) (PVA) is a versatile polymer capable of forming hydrogels useful in a wide range of applications. Hydrogels based on cross-linking of PVA with borax, and able to incorporate organic solvents, have been used in the field of cultural heritage as tool for cleaning the surfaces.Reference: heritagesciencejournal.springeropen strain hardening behavior of poly vinyl alcohol borate/articles/10.1186/s40494-015-See all results for this questionWhat is poly borate gel?The poly (vinyl alcohol) (PVA)-borate gel systems have received much attention because of their interesting chemical and physical properties and widespread industrial interests. The crosslinking mechanism of PVA with borate is known as di-diol complexation, and involves two diol units and one borate ion.Reference: heritagesciencejournal.springeropen strain hardening behavior of poly vinyl alcohol borate/articles/10.1186/s40494-015-See all results for this question

Thermorheological complexity of poly(vinyl alcohol)/borax strain hardening behavior of poly vinyl alcohol borate

Jul 10, 2020 · Huang, G., H. Zhang, Y. Liu, H. Chang, H. Zhang, H. Song, D. Xu, and T. Shi, Strain hardening behavior of poly(vinyl alcohol)/borate hydrogels, Macromolecules 50, 2124 2135 (2017). https://doi.org/10.1021/acs.macromol.6b02393, Google Scholar Crossref; 57.Author: Jingjing Li, Jingjing Li, Xiao Cao, Yonggang Liu, Quan Chen, Quan ChenPublish Year: 2020Thermorheological complexity of poly(vinyl alcohol)/borax strain hardening behavior of poly vinyl alcohol borateFurthermore, by analyzing the influence of characteristic value of D-e as 1 on the rheological behavior of PVA/borate hydrogels, it is concluded that intercycle strain hardening is dominated by strain hardening behavior of poly vinyl alcohol borateThe Rheological Studies on Poly(vinyl) Alcohol-Based strain hardening behavior of poly vinyl alcohol boratePark et al. [ 30 ], also confirmed that the PVA solution with the addition of borax displayed strain-hardening behaviour. 3.3. Rheological Properties: Oscillatory Mode Oscillatory shear mode testing was conducted by performing the frequency sweep test with increasing frequency in the range of

Tension Strain-Hardening Behavior of Polyvinyl Alcohol strain hardening behavior of poly vinyl alcohol borate

The American Concrete Institute. Founded in 1904 and headquartered in Farmington Hills, Michigan, USA, the American Concrete Institute is a leading authority and resource worldwide for the development, dissemination, and adoption of its consensus-based standards, technical resources, educational programs, and proven expertise for individuals and organizations involved in concrete design strain hardening behavior of poly vinyl alcohol borateTensile strain-hardening behavior or polyvinyl alcohol strain hardening behavior of poly vinyl alcohol borateTensile strain-hardening behavior or polyvinyl alcohol engineered cementitious composite (PVA-ECC) strain hardening behavior of poly vinyl alcohol borate Test results indicated that the tensile strain-hardening behavior of the URHM was achieved in strain hardening behavior of poly vinyl alcohol borateTensile properties of strain-hardening cementitious strain hardening behavior of poly vinyl alcohol borateMetrics details. Abstract. Partially replacing polyvinyl-alcohol (PVA) fibers with polypropylene (PP) fibers in strain-hardening cementitious composites (fiber hybridization) modify certain mechanical properties of these materials. The hybridization based on the introduction of low-modulus hydrophobic polypropylene fibers improves the ductility and the strain-hardening behavior of the cementitious composites containing polyvinyl-alcohol

Tensile Strain-Hardening Behavior of Polyvinyl Alcohol strain hardening behavior of poly vinyl alcohol borate

Title: Tensile Strain-Hardening Behavior of Polyvinyl Alcohol Engineered Cementitious Composite (PVA-ECC) Author(s): Victor C. Li, Shuxin Wang, and Cynthia Wu Publication: Materials Journal Volume: 98 Issue: 6 Appears on pages(s): 483-492 Keywords: cementitious; crack; strain. Date: 11/1/2001 Abstract: A high-performance polyvinyl alcohol fiber-reinforced engineered cementitious composite (PVA strain hardening behavior of poly vinyl alcohol borateTensile Strain-Hardening Behavior of Polyvinyl Alcohol strain hardening behavior of poly vinyl alcohol borateTensile Strain-Hardening Behavior of Polyvinyl Alcohol Engineered Cementitious Composite (PVA-ECC)Cited by: 1165Publish Year: 2001Author: Victor C. Li, Shuxin Wang, Cynthia WuTensile Strain-Hardening Behavior of Polyvinyl Alcohol strain hardening behavior of poly vinyl alcohol borateFile(s) requested from "Tensile Strain-Hardening Behavior of Polyvinyl Alcohol Engineered Cementitious Composite (PVA-ECC)" Some/all of the files have access restrictions. If you are not at the University of Michigan, or if acces is restricted on campus as well, you can request file(s) from the author(s) using this form:

Tensile Strain Hardening Behavior of PVA Fiber-Reinforced strain hardening behavior of poly vinyl alcohol borate

Oct 10, 2015 · Randomly oriented short polyvinyl alcohol (PVA) fibers (2% v/v) were used to reinforce the relatively brittle low-calcium (Class F) fly ash-based geopolymer matrix. The matrix and composite properties of the developed fly ash-based EGCs [including workability of the fresh matrix, density, compressive strength, matrix fracture properties (comprising elastic modulus, fracture toughness, and composite crack tip toughness), and uniaxial tensile behaviorTensile Strain Hardening Behavior of PVA Fiber-Reinforced strain hardening behavior of poly vinyl alcohol borateNematollahi, B. and Sanjayan, J. and Shaikh, F. 2015. Tensile Strain Hardening Behavior of PVA Fiber-Reinforced Engineered Geopolymer Composites. Journal TENSILE STRAIN-HARDENING BEHAVIOR OF POLYVINYL A high-performance polyvinyl alcohol fiber-reinforced engineered cementitious composite (PVA-ECC) was developed for structural applications under the performance-driven design approach. Fiber, matrix, and fiber/matrix interfacial properties were tailored to micromechanics models to satisfy the pseudo strain-hardening condition.Cited by: 1165Publish Year: 2001Author: Victor C. Li, Shuxin Wang, Cynthia Wu

Supporting Information for Strain Hardening Behavior of strain hardening behavior of poly vinyl alcohol borate

1 Supporting Information for Strain Hardening Behavior of Poly(vinyl alcohol)/Borate Hydrogels Gang Huang,, Huanhuan Zhang,, , Yulin Liu,, § #Haijian Chang, || Hongwei Zhang, Hongzan Song,§ Donghua Xu, *, and Tongfei Shi*, State Key Laboratory of Polymer Physics and Chemistry, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun 130022 strain hardening behavior of poly vinyl alcohol borateStrain Hardening Behavior of Poly(vinyl alcohol)/Borate strain hardening behavior of poly vinyl alcohol borateMar 01, 2017 · Not Available adshelp[at]cfa.harvard.edu The ADS is operated by the Smithsonian Astrophysical Observatory under NASA Cooperative Agreement NNX16AC86ACited by: 14Publish Year: 2017Author: Gang Huang, Huanhuan Zhang, Yulin Liu, Haijian Chang, Hongwei Zhang, Hongzan Song, Donghua Xu, Tongf strain hardening behavior of poly vinyl alcohol borateStrain Hardening Behavior of Poly(vinyl alcohol)/Borate strain hardening behavior of poly vinyl alcohol borateFurthermore, by analyzing the influence of characteristic value of De as 1 on the rheological behavior of PVA/borate hydrogels, it is concluded that intercycle strain hardening is dominated by strain-rate-induced increase in the number of elastically active chains when De < 1, while strain-induced non-Gaussian stretching dominates when De > 1.Cited by: 14Publish Year: 2017Author: Gang Huang, Huanhuan Zhang, Yulin Liu, Haijian Chang, Hongwei Zhang, Hongzan Song, Donghua Xu, Tongf strain hardening behavior of poly vinyl alcohol borate

STRAIN-HARDENING BEHAVIOUR OF HYBRID FIBRE

hence the low first crack strength are in favor of strain hardening behavior and low interfacial bond strength of fiber improves the ductility of the composites. The strain hardening and multiple cracking behavior of hybrid fiber FRCCcontaining high volume fly ash (FA) have been documented in limited number of studies [8,17].Rheological properties of tough hydrogels based on an strain hardening behavior of poly vinyl alcohol borateHuang, G., H. Zhang, Y. Liu, H. Chang, H. Zhang, H. Song, D. Xu, and T. Shi, Strain hardening behavior of poly (vinyl alcohol)/borate hydrogels, Macromolecules 50, 2124 2135 (2017). https://doi.org/10.1021/acs.macromol.6b02393, Google Scholar Crossref, CAS 25.Rapid self-healing, stretchable, moldable, antioxidant and strain hardening behavior of poly vinyl alcohol borateNov 15, 2019 · Excellent mechanical stability, moldability, stretchability and rapid self-healing ability without any external intervention were realized in one system due to the combined dynamic borate ester bonding between polyvinyl alcohol-borax (PB) and multi

Poly(vinylalcohol)-borate hydrogels with improved features strain hardening behavior of poly vinyl alcohol borate

Aug 03, 2015 · PVA-borate hydrogels exhibit viscous behavior at a long time scale (low frequency), at which the network has sufficient time to rearrange (or disentangle) and elastic behavior at short time scale (high frequency), at which crosslinks cannot dissociate [ 4 ].Nonlinear measures and modeling to examine the role of strain hardening behavior of poly vinyl alcohol borateJan 12, 2018 · In the present work, we investigate two crosslinked materials based on poly(vinyl alcohol) (PVA) using large amplitude oscillatory shear (LAOS). Physically crosslinked PVA-borax exhibited Giesekus-like linear response, and a gradual intra-cycle strain stiffening and shear thinning at Mimicking Dynamic Adhesiveness and Strain-Stiffening strain hardening behavior of poly vinyl alcohol borateOn the basis of the design of dynamic reversible cross-links, we incorporate rigid tannic acid-coated cellulose nanocrystal ([email protected]) motifs into the poly(vinyl alcohol) (PVA)-borax dynamic networks for the fabrication of a high toughness and rapidly self-healing nanocomposite (NC) hydrogel, together with dynamically adhesive and strain-stiffening properties that are particularly indispensable for practical

Mechanical properties of borate crosslinked poly(vinyl strain hardening behavior of poly vinyl alcohol borate

Abstract. Boric acid does not introduce crosslinks in poly (vinyl alcohol) solutions, but gelation does occur in the presence of cations. In this experimental study, the dynamic mechanical properties of Cited by: 32Publish Year: 1981Author: A. T. Y. Cheng, F. RodriguezMechanical Behavior of Fiber-Reinforced Engineered strain hardening behavior of poly vinyl alcohol borateJan 01, 2015 · Polyvinyl alcohol (PVA) fiber reinforced engineered cementitious composite (ECC) is a class of high performance cementitious composites with pseudo strain-hardening behavior and excellent crack control when subjected to uniaxial tension. However, the compressive behavior of ECC has not been well characterized in the literature.Large amplitude oscillatory shear as a way to classify the strain hardening behavior of poly vinyl alcohol borateDec 06, 2002 · It is believed that strain hardening or strain overshoot is caused by the formation of complex microstructures. The PVA/Borax solution which shows strain hardening is reported to form a complex between hydroxyl groups and borate anions, which play the role of temporary crosslinks among the PVA chains . Thus, a polymer chain has a strong resistance to align with the flow as strain is

Indian Concrete Journal

Optimization of Low-Cost Polyvinyl Alcohol (PVA) Fiber Reinforced Engineered Cementitious Composites (ECC) for Practical Applications Shan, K. A., Ratnayake, D., Jing Yu, Dhanada K. Mishra, Christopher K. Y. Leung Engineered Cementitious Composite (ECC) with unique tensile strain-hardening and multiple-cracking properties is an advanced construction material that can enhance Indian Concrete JournalInfluence of Fibre Length on the Mechanical Behavior of Steel-PVA Hybrid Fibre-Reinforced Strain-Hardening Cementitious Composites at High Temperatures Dhanendra Kumar, Alok A. Deshpande, Ravi Ranade Residual mechanical properties, after exposure to temperatures of up to 800ºC, of Hybrid Fibre-Reinforced Strain-Hardening Cementitious Composites (HFR-SHCCs) utilizing steel and polyvinyl strain hardening behavior of poly vinyl alcohol borateHow is Borax added to polymers?The borax solution was then added at room temperature and under vigorous stirring to the polymer solution, until the final salt concentration. With the addition of borax the gel forms instantaneously. When a formulation includes the presence of cosolvent, the latter is added after cooling of the polymer solution, to prevent evaporation.Reference: heritagesciencejournal.springeropen strain hardening behavior of poly vinyl alcohol borate/articles/10.1186/s40494-015-See all results for this question

Ductility improvement of cementitious composites strain hardening behavior of poly vinyl alcohol borate

This paper investigated the hybridization effect of two chemically different fibers on the flexural behavior of cementitious composite. On this basis, polyvinyl alcohol and polypropylene fibers (polyvinyl alcohol/polypropylene fiber ratios: 75/25%, 50/50%, 100/0% and 0/100%) at different fiber volume fraction contents (1.2% and 2%) were considered as the variables.ACI MATERIALS JOURNAL TECHNICAL PAPER strain hardening behavior. A high-performance polyvinyl alcohol fiber-reinforced engineered cementitious composite (PVA-ECC)7 for structural applications has been developed. Although a large amount of PVA-ECC research 8-11 has been carried out, little is known about the durability of PVA-ECC. While PVA fibers have been in use for some time and the

Leave a message

Message information

Please describe your brand size and data volume in detail to facilitate accurate quotation

Client Image 1
Client Image 2
Client Image 3
Client Image 4
Client Image 5
Client Image 6
Client Image 7
Client Image 8
Client Image 9
Client Image 10
Client Image 11
Client Image 12