Influence of oxide molar ratios on kaolin geopolymers

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Main Authors: Heah, Cheng Yong, Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr., Mohd Mustafa Al-Bakri, Abdullah, Mohamed, Bnhussain, Prof. Dr., Luqman, Musa, Dr., Khairul Nizar, Ismail, Assoc. Prof. Dr., Che Mohd Ruzaidi, Ghazali, Prof. Madya, Liew, Yun Ming
Other Authors: chengyongheah@gmail.com
Format: Article
Language:English
Published: American Scientific Publishers 2014
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Online Access:http://dspace.unimap.edu.my:80/dspace/handle/123456789/33182
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spelling my.unimap-331822014-03-28T02:23:51Z Influence of oxide molar ratios on kaolin geopolymers Heah, Cheng Yong Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr. Mohd Mustafa Al-Bakri, Abdullah Mohamed, Bnhussain, Prof. Dr. Luqman, Musa, Dr. Khairul Nizar, Ismail, Assoc. Prof. Dr. Che Mohd Ruzaidi, Ghazali, Prof. Madya Liew, Yun Ming chengyongheah@gmail.com vc@unimap.edu.my mustafa_albakri@unimap.edu.my bnhusain@kacst.edu.sa luqman@unimap.edu.my nizar@unimap.edu.my ruzaidi@unimap.edu.my yun86_liew@yahoo.com Geopolymers Kaolin Molar ratio Link to publisher's homepage at www.aspbs.com/‎ Oxide molar ratios are the main key parameter determining the performance of a kaolin geopolymers. The kaolin composition and various mixture proportions will lead to different oxide molar ratios in geopolymer system. In this experiment, NaOH solution prepared in 6-14 M was mixed with Na2SiO3/NaOH ratio ranged between 0.16-0.36 to prepare a alkali activator, 24 h prior to use. Kaolin powder and alkali activator were mixed at S/L ratio of 0.60-1.20, and stirred using mechanical mixer. Finally, the samples were cured at temperature of 80 °C for 24 h. From the important factors investigated in this study, various oxide molar ratios of each mixture proportions were calculated and the optimum molar ratios obtained were SiO2/Al2O3 = 3.28, SiO2/Na2O = 3.58, H2O/Na2O = 14.61 and Al2O3/Na2O = 1.09. Besides that, the conditions to synthesize kaolin geopolymers were 8 M alkali concentration with S/L ratio of 1.00 and Na2SiO3/NaOH ratio of 0.32 in order to produce kaolin geopolymers. 2014-03-28T02:23:51Z 2014-03-28T02:23:51Z 2013-12 Article Advanced Science Letters, vol. 19(12), 2013, pages 3588-3591 1936-6612 http://www.ingentaconnect.com/content/asp/asl/2013/00000019/00000012/art00034?token=005518698b46a4cf7e442f20672123763c4453234a5f2d317b687627504541676249266d656c13b80663e http://dspace.unimap.edu.my:80/dspace/handle/123456789/33182 en American Scientific Publishers
institution Universiti Malaysia Perlis
building UniMAP Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaysia Perlis
content_source UniMAP Library Digital Repository
url_provider http://dspace.unimap.edu.my/
language English
topic Geopolymers
Kaolin
Molar ratio
spellingShingle Geopolymers
Kaolin
Molar ratio
Heah, Cheng Yong
Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.
Mohd Mustafa Al-Bakri, Abdullah
Mohamed, Bnhussain, Prof. Dr.
Luqman, Musa, Dr.
Khairul Nizar, Ismail, Assoc. Prof. Dr.
Che Mohd Ruzaidi, Ghazali, Prof. Madya
Liew, Yun Ming
Influence of oxide molar ratios on kaolin geopolymers
description Link to publisher's homepage at www.aspbs.com/‎
author2 chengyongheah@gmail.com
author_facet chengyongheah@gmail.com
Heah, Cheng Yong
Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.
Mohd Mustafa Al-Bakri, Abdullah
Mohamed, Bnhussain, Prof. Dr.
Luqman, Musa, Dr.
Khairul Nizar, Ismail, Assoc. Prof. Dr.
Che Mohd Ruzaidi, Ghazali, Prof. Madya
Liew, Yun Ming
format Article
author Heah, Cheng Yong
Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.
Mohd Mustafa Al-Bakri, Abdullah
Mohamed, Bnhussain, Prof. Dr.
Luqman, Musa, Dr.
Khairul Nizar, Ismail, Assoc. Prof. Dr.
Che Mohd Ruzaidi, Ghazali, Prof. Madya
Liew, Yun Ming
author_sort Heah, Cheng Yong
title Influence of oxide molar ratios on kaolin geopolymers
title_short Influence of oxide molar ratios on kaolin geopolymers
title_full Influence of oxide molar ratios on kaolin geopolymers
title_fullStr Influence of oxide molar ratios on kaolin geopolymers
title_full_unstemmed Influence of oxide molar ratios on kaolin geopolymers
title_sort influence of oxide molar ratios on kaolin geopolymers
publisher American Scientific Publishers
publishDate 2014
url http://dspace.unimap.edu.my:80/dspace/handle/123456789/33182
_version_ 1643797092078977024
score 13.159267