Chemical structure water absorbency and thermal properties of poly(acrylamide-co-acrylic acid)-grafted-poly(styrene-co-methyl methacrylate)
This contribution presents the characterization of poly(acrylamide-co-acrylic acid)-grafted-poly(styrene-co-methyl methacrylate) [poly(AAm-co-AAc)-g-poly(St-co-MMA)] The chemical structure of poly(AAm-co-AAc)-g-poly(St-co-MMA) microgels was proposed. The effect of MBA contents on the degree of cross...
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ump-221312018-12-07T00:50:55Z http://umpir.ump.edu.my/id/eprint/22131/ Chemical structure water absorbency and thermal properties of poly(acrylamide-co-acrylic acid)-grafted-poly(styrene-co-methyl methacrylate) Ros Azlinawati, Ramli Shahrir, Hashim Waham Ashaier, Laftah QD Chemistry This contribution presents the characterization of poly(acrylamide-co-acrylic acid)-grafted-poly(styrene-co-methyl methacrylate) [poly(AAm-co-AAc)-g-poly(St-co-MMA)] The chemical structure of poly(AAm-co-AAc)-g-poly(St-co-MMA) microgels was proposed. The effect of MBA contents on the degree of cross-linking (%), water absorbency (EWC, %), glass transition temperature, Tg and thermal degradation were studied. Degree of cross-linking (%) and EWC, % were increase at 1.5 to 1.675 wt.% of MBA might be due to mono cross-links of MBA. The fluctuation of Tg and melting temperature (Tm) from 1.85 to 2.2 wt.% of MBA might be due to di, poly and cyclic cross-links of MBA. Decomposition of poly(AAm-co-AAc)-g-poly(St-co-MMA) was slightly affected by increasing in MBA contents from 1.5 to 2.2 wt.%. Tg of poly(AAm-co-AAc)-g-poly(St-co-MMA) was decreased at 1.5 to 1.675 wt.% of MBA due to increasing in ordered structure and crystallinity content, which led to increase in Tm. 2018-04 Conference or Workshop Item NonPeerReviewed pdf en http://umpir.ump.edu.my/id/eprint/22131/1/41.%20Chemical%20structure%20water%20absorbency%20and%20thermal%20properties%20of%20poly.pdf pdf en http://umpir.ump.edu.my/id/eprint/22131/2/41.1%20Chemical%20structure%20water%20absorbency%20and%20thermal%20properties%20of%20poly.pdf Ros Azlinawati, Ramli and Shahrir, Hashim and Waham Ashaier, Laftah (2018) Chemical structure water absorbency and thermal properties of poly(acrylamide-co-acrylic acid)-grafted-poly(styrene-co-methyl methacrylate). In: International Conference on Process Engineering and Advanced Materials, 13 - 14 Ogos 2018 , Kuala Lumpur Convention Centre. pp. 1-8.. (Unpublished) |
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QD Chemistry Ros Azlinawati, Ramli Shahrir, Hashim Waham Ashaier, Laftah Chemical structure water absorbency and thermal properties of poly(acrylamide-co-acrylic acid)-grafted-poly(styrene-co-methyl methacrylate) |
description |
This contribution presents the characterization of poly(acrylamide-co-acrylic acid)-grafted-poly(styrene-co-methyl methacrylate) [poly(AAm-co-AAc)-g-poly(St-co-MMA)] The chemical structure of poly(AAm-co-AAc)-g-poly(St-co-MMA) microgels was proposed. The effect of MBA contents on the degree of cross-linking (%), water absorbency (EWC, %), glass transition temperature, Tg and thermal degradation were studied. Degree of cross-linking (%) and EWC, % were increase at 1.5 to 1.675 wt.% of MBA might be due to mono cross-links of MBA. The fluctuation of Tg and melting temperature (Tm) from 1.85 to 2.2 wt.% of MBA might be due to di, poly and cyclic cross-links of MBA. Decomposition of poly(AAm-co-AAc)-g-poly(St-co-MMA) was slightly affected by increasing in MBA contents from 1.5 to 2.2 wt.%. Tg of poly(AAm-co-AAc)-g-poly(St-co-MMA) was decreased at 1.5 to 1.675 wt.% of MBA due to increasing in ordered structure and crystallinity content, which led to increase in Tm. |
format |
Conference or Workshop Item |
author |
Ros Azlinawati, Ramli Shahrir, Hashim Waham Ashaier, Laftah |
author_facet |
Ros Azlinawati, Ramli Shahrir, Hashim Waham Ashaier, Laftah |
author_sort |
Ros Azlinawati, Ramli |
title |
Chemical structure water absorbency and thermal properties of poly(acrylamide-co-acrylic acid)-grafted-poly(styrene-co-methyl methacrylate) |
title_short |
Chemical structure water absorbency and thermal properties of poly(acrylamide-co-acrylic acid)-grafted-poly(styrene-co-methyl methacrylate) |
title_full |
Chemical structure water absorbency and thermal properties of poly(acrylamide-co-acrylic acid)-grafted-poly(styrene-co-methyl methacrylate) |
title_fullStr |
Chemical structure water absorbency and thermal properties of poly(acrylamide-co-acrylic acid)-grafted-poly(styrene-co-methyl methacrylate) |
title_full_unstemmed |
Chemical structure water absorbency and thermal properties of poly(acrylamide-co-acrylic acid)-grafted-poly(styrene-co-methyl methacrylate) |
title_sort |
chemical structure water absorbency and thermal properties of poly(acrylamide-co-acrylic acid)-grafted-poly(styrene-co-methyl methacrylate) |
publishDate |
2018 |
url |
http://umpir.ump.edu.my/id/eprint/22131/ http://umpir.ump.edu.my/id/eprint/22131/1/41.%20Chemical%20structure%20water%20absorbency%20and%20thermal%20properties%20of%20poly.pdf http://umpir.ump.edu.my/id/eprint/22131/2/41.1%20Chemical%20structure%20water%20absorbency%20and%20thermal%20properties%20of%20poly.pdf |
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2023-09-18T22:32:47Z |
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2023-09-18T22:32:47Z |
_version_ |
1777416396893847552 |