OtherDOI
Applications of Biopolymers in Construction Engineering
TLDR
In this paper, the authors discuss the use of bio-biopolymers in the construction industry and discuss the potential for future use of these biopolymers with potential future use.Abstract:
Introduction
Historical Outline
The Construction Industry
Size of the Industry
Building Materials
Chemicals Used in Construction
Major Building Materials
Concrete
Grouts and Mortars
Wall Plasters
Plasterboards
Paints and Coatings
Oil and Gas Well Construction
Biopolymers Used in Construction
Lignosulfonates
Biopolymers from Soil
Hydrocarbon-based Biopolymers
Protein-based Biopolymers
Starch and Cellulose Derivatives
Seed Gums
Exudate Gums and Root Resins
Microbial Biopolymers
Chitosan
Biodegradable Polymers
Biopolymers with Potential for Future Use
Tannins
Collagen and Gelatin
Alginates and Carrageenan
Pectin
Tamarind and Cassia
Gum Arabic, Gum Karaya and Gum Tragacanth
Dextran and Pullulan
Outlook and Perspectives
Keywords:
alginate;
asphalt;
biopolymer;
bitumen;
carrageenan;
cassia;
casein;
cellulose;
cement;
concrete;
construction;
dextran;
dispersant;
drilling fluid;
fluid loss control additive;
gelatin;
grout;
guar gum;
gum arabic;
gum karaya;
gum tragacanth;
gypsum;
humic acid;
lignite;
lignosulfonate;
locust bean gum;
oil well cementing;
paraffin;
pectin;
proteins;
plaster;
plasticizer;
retarder;
rheology;
scleroglucan;
starch;
superplasticizer;
tamarind;
tannin;
thickener;
thinner;
viscosifier;
water retention agent;
wax;
welan gum;
xanthan gumread more
Citations
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Journal ArticleDOI
Bacterial exopolysaccharides: biosynthesis pathways and engineering strategies
TL;DR: The key aspects of microbial exopolysaccharide biosynthesis are summarized and the latest engineering approaches toward the production of tailor-made variants with the potential to be used as valuable renewable and high-performance products for medical and industrial applications are highlighted.
Journal ArticleDOI
Introduction of Microbial Biopolymers in Soil Treatment for Future Environmentally-Friendly and Sustainable Geotechnical Engineering
TL;DR: A review of the recent applications of biopolymers in geotechnical engineering can be found in this paper, where the economic feasibility of using biopolymer implementation in the field is analyzed in comparison to ordinary cement, from environmental perspectives.
Journal ArticleDOI
Applications of biopolymers and other biotechnological products in building materials.
TL;DR: Their market share is expected to increase because of technological advances, particularly in the field of microbial biopolymers, and because of the growing trend to use naturally based or biodegradable products in building materials.
Journal ArticleDOI
Competitive adsorption between superplasticizer and retarder molecules on mineral binder surface
Johann Plank,Ch. Winter +1 more
TL;DR: In this paper, a self-levelling mortar based on the ternary binder system ordinary Portland cement (OPC), calcium aluminate cement (CAC) and anhydrite, a polycarboxylate-based superplasticizer (PC) showed no plasticizing effect in combination with citrate retarder while good flowability with tartrate.
Journal ArticleDOI
Investigation of soil stabilization using chitosan biopolymer
TL;DR: In this article, the potential of chitosan incorporation on mechanical properties of soil has been evaluated comprehensively, and the results show that incorporation has a potential to increase the interparticle interaction of the soil particles which leads to improved mechanical properties.
References
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Book
Chemical admixtures for concrete
TL;DR: In this article, the authors provide an overview of concrete mixtures with information on the types, mode of action, effect and application of the major types of chemical admixtures in the following sections: water-reducing agents, air-entraining agents, concrete waterproofers; accelerators; application of admixtures; and, analysis of hardened concrete for admixture type and quantity.
Journal ArticleDOI
Triple Helix of Scleroglucan in Dilute Aqueous Sodium Hydroxide
TL;DR: A sample of scleroglucan, a commercially available, water-soluble polysaccharide, and its sonicated fragment were investigated by chemical analysis and by light scattering and viscometry with water containing 0.01 N sodium hydroxide (NaOH), dimethylsulfoxide (DMSO), and water + DMSO mixtures at 25°C as the solvents as mentioned in this paper.
Journal ArticleDOI
What is humic acid
TL;DR: Humic and Fulvic acids are the final breakdown constituents of the natural decay of plant and animal materials as mentioned in this paper, and they are found in pre-historic deposits in the sedimentation layers referred to as Leonardite.
Journal ArticleDOI
Structure of the polysaccharide from tamarind kernel
H.C. Srivastava,P.P. Singh +1 more
TL;DR: In this article, a structure for the polysaccharide of tamarind kernel is proposed, based on the results of fractionation and partial hydrolysis with acid produced a degraded polymer composed of glucose and a small proportion of xylose.
Book ChapterDOI
3 Cement Additives and Mechanisms of Action
TL;DR: In this article, the major categories of well cement additives, their principal benefits, chemical compositions, and mechanisms of actions are discussed, and the physical and chemical phenomena with which the additives contend are discussed in the chapter.
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