Dialdehyde starch

Dialdehyde starch
Identifiers
9047-50-1 YesY
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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Infobox references

Dialdehyde starch is a polysaccharide derived by chemical modification from natural starch from wheat or corn. It is prepared by periodate oxidation of starch.[1]

There are many uses including the paper industry, where in it has been shown to improve the wet strength of consumer products. These products include 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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