Results 31 to 40 of about 5,391 (153)

The Transport of Water in Wet-Formed Networks of Cellulose Fibers and Powdered Superabsorbent [PDF]

open access: yes, 2007
The wicking behavior of water into wet-formed paper strips consisting of cellulose fibers and varying proportions of powdered carboxymethyl cellulose superabsorbent is investigated and contrasted with the performance of similar composites made with the ...
Berg, John C., Wiryana, Surya
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Internal Curing Using Superabsorbent Polymers for Alkali Activated Slag-Fly Ash Mixtures

open access: yes, 2019
Increased shrinkage is often noted as a concern for alkali activated materials. In this study, two slag-fly ash paste and mortar mixtures with slag:fly ash ratios of 30:70 and 50:50 activated using 4M sodium hydroxide are formulated.
Wang, Ying   +7 more
core   +1 more source

Self-healing cementitious materials by the combination of microfibres and superabsorbent polymers [PDF]

open access: yes, 2014
Concrete cracks due to its low tensile strength. The presence of cracks endangers the durability as they generate a pathway for harmful particles dissolved in fluids and gases. Without a proper treatment, maintenance costs will increase. Self-healing can
Steuperaert, Stijn   +9 more
core   +1 more source

Superabsorbent polymers and superabsorbent polymer composites

open access: yes, 2007
: This article briefly describes the general aspects and cross-linking polymerization of superabsorbent polymers (SAPs) and superabsorbent polymer composites (SAPCs).
Suda Kiatkamjornwong
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Synthesis and swelling behaviour of bentonite based superabsorbent polymer composite [PDF]

open access: yes, 2012
This study, is about synthesis and swelling behavior of bentonite based superabsorbent polymer(SAP)camposite.The main objective of this research is to study the optimum condition of producing bentonite based SAP by determine the effect of amount of ...
Nur Sakinah, Abd Aziz
core   +1 more source

Biphasic superabsorbent material and derived uses thereof

open access: yes, 2017
The present invention relates to a biphasic superabsorbent and partially biodegradable material comprising a biodegradable and/or compostable polymeric phase and a non-biodegradable superabsorbent cross-linked polymer phase.
Tosti, Michele, SARTORE, Luciana
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Comparing pH-sensitive with commercial superabsorbent polymers in cementitious materials

open access: yes, 2014
Superabsorbent polymers (SAPs) have already found their way in many applications. Interestingly so-called 'smart' polymers undergo major characteristic changes by small environmental variations.
Mignon, ArnUGent0000701079608020013780429760710926810000-0002-4339-882705F9753C-F0EE-11E1-A9DE-61C894A0A6B4   +6 more
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Influência do emprego de polímeros superabsorventes nas propriedades de materiais à base de cimento portland [PDF]

open access: yes, 2012
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-graduação em Engenharia Civil, Florianópolis, 2009A retração autógena é um problema que atinge materiais de baixa relação a/c e alto teor de finos, como ...
Kumm, Talita Campos
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Chemical structures of the superabsorbent polymer used in this investigation.

open access: yes, 2014
Chemical structures of the superabsorbent polymer used in this investigation.
Eiko Mochizuki (504802)   +5 more
core   +1 more source

Urea Enrichment and Paraffin Coating on Onggok-Poliacrylamide Superabsorbent.

open access: yes, 2012
A superabsorbent was synthesized by using grafting-crosslinking polymerization, with onggok as backbone, acrylamide as monomer, ammonium persulfate as initiator, and methylene bis-acrylamide as crosslinker.
Mahendrasari, Siti Nurrohmah
core  

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