Natural rubber latex-based nanocomposites with layered silicates.


Citation

Mathew S., . and Varghese S., . Natural rubber latex-based nanocomposites with layered silicates. pp. 1-15. ISSN 1511-1768

Abstract

Sulphur prevulcanised natural rubber latex (PVNRL) nanocomposite was produced by mixing dispersions of layered silicates with prevulcanised latex. In this study layered silicates such as bentonite (natural) and fluorohectorite (synthetic) were used in addition to a non-layered amorphous filler (English Indian clay) as reference material. After compounding the layered silicate dispersions with PVNRL films were prepared by casting. The vulcanised films of PVNRL nanocomposites were subjected to mechanical swelling X-ray diffraction and transmission electron microscopic studies. In all respects layered silicate nanocomposites registered superior properties compared to the reference material. This was explained to be due to the intercalation/exfoliation of the silicate layers by natural rubber. It was found that the fine silicate layers formed a skeleton network structure (house of cards) in the vulcanisate.


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Abstract

Sulphur prevulcanised natural rubber latex (PVNRL) nanocomposite was produced by mixing dispersions of layered silicates with prevulcanised latex. In this study layered silicates such as bentonite (natural) and fluorohectorite (synthetic) were used in addition to a non-layered amorphous filler (English Indian clay) as reference material. After compounding the layered silicate dispersions with PVNRL films were prepared by casting. The vulcanised films of PVNRL nanocomposites were subjected to mechanical swelling X-ray diffraction and transmission electron microscopic studies. In all respects layered silicate nanocomposites registered superior properties compared to the reference material. This was explained to be due to the intercalation/exfoliation of the silicate layers by natural rubber. It was found that the fine silicate layers formed a skeleton network structure (house of cards) in the vulcanisate.

Additional Metadata

[error in script]
Item Type: Article
AGROVOC Term: Natural rubber
AGROVOC Term: Silicates
AGROVOC Term: Layering
AGROVOC Term: Vulcanization
AGROVOC Term: Sulphur
AGROVOC Term: Bentonite
AGROVOC Term: Clay
AGROVOC Term: Latex
AGROVOC Term: Polymers
Depositing User: Ms. Suzila Mohamad Kasim
Last Modified: 24 Apr 2025 06:28
URI: http://webagris.upm.edu.my/id/eprint/23106

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