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Chemistry Project

Published on Jan 04, 2016

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1.

Sodium polyacrylate

Rebecca & Emily
2.

table content

  • introduction
  • history
  • usage
  • conclusion
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3.

introduction

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4.

a polymer made of a long chain of acrylic acid

5.

Density

1.22g/cm3
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mass

sodium Polyacrylate-94.100374 g/ mol
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melting point

~199 degree celsius
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8.

boiling point

not determined
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when dry

white solid, odorless
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when wet

insoluble, gel like texture
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Molecular formula

C3H3NAO2
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Molecular weight

94.044489G/MOL
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pH

5.5 ~6.5 (1% IN WATER)
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made from emulsion polymerization

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emulsion polymerization

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Untitled Slide

17.

history

Photo by *Muhammad*
18.

early 1960s

  • the USDA was researching ways to improve the water conservation in soil
  • Robert Niles Bashaw, Bobby Leroy Atkins, and Billy Gene Harper first invented
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early 1970s

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Untitled Slide

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Usage

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daipers

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Reference

Rebecca Lan