Dialdehyde starch

Dialdehyde starch
Identifiers
ChemSpider
  • none
ECHA InfoCard 100.127.976 Edit this at Wikidata
MeSH Dialdehyde+starch
Properties
(C6H8O5)n
Appearance White, opaque crystals
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Dialdehyde starch is a polysaccharide derived by chemical modification from starch. It is prepared by periodate oxidation of starch.[1]

It has found use in the paper industry, where in it has been shown to improve the wet strength of consumer products like toilet paper and paper towels.[2]

References

  1. ^ Yu, Jiugao; Chang, Peter R.; Ma, Xiaofei (2010). "The preparation and properties of dialdehyde starch and thermoplastic dialdehyde starch". Carbohydrate Polymers. 79 (2): 296. doi:10.1016/j.carbpol.2009.08.005.
  2. ^ US patent 4001032, "Method of Making Nongelling Aqueous Cationic Dialdehyde Starch Compositions" 


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