CAS 9003-04-7 Sodium Polyacrylate - Materials / Alfa Chemistry

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Biomaterials

Hydrogels and Crosslinked Polymers

Sodium Polyacrylate

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Catalog Number

ACM9003047-16

Product Name

Sodium Polyacrylate

Structure

CAS

9003-04-7

Category

Hydrogels and Crosslinked Polymers

Synonyms

2-Propenoic acid, homopolymer, sodium salt

Description

Sodium salt of polyacrylic acid. It is an acrylic-based polymer used to thicken aqueous solutions and to stabilize emulsions. Has anionic properties.

IUPAC Name

Sodium;prop-2-enoate

Molecular Weight

94.04g/mol

Molecular Formula

(C3H3NaO2)n

Canonical SMILES

C=CC(=O)[O-].[Na+]

InChI

NNMHYFLPFNGQFZ-UHFFFAOYSA-M

InChI Key

InChI=1S/C3H4O2.Na/c1-2-3(4)5;/h2H,1H2,(H,4,5);/q;+1/p-1

Melting Point

>300 °C

Density

1.32g/ml

Solubility

Solubility in water: good

Appearance

Fine, white powder

Application

Hair care, sanitized hand soaps, scrub formulations

Storage

Store light-protected at a cool and dry place

Complexity

59.8

Covalently-Bonded Unit Count

EC Number

231-209-7;618-349-8;619-104-8;925-839-8

Exact Mass

94.003074g/mol

Features And Benefits

Superabsorbent polymer. Absorbs many times its weight of aqueous fluids.
Absorbs aqueous fluids to give gels which retain fluids under stress. Polymer swells in water but does not dissolve. Amount of aqueous fluid absorbed decreases with increasing salt content.

Form

powder (Free-flowing granular)

Formal Charge

Heavy Atom Count

ICSC Number

1429

MDL Number

MFCD00217697

MeSH Entry Terms

acrylic acid, polymers;carbomer 934p;carbomer 940;carbomer homopolymer type c (allyl pentaerythritol crosslinked);carbomer-934;carbopol 940;carbopol 940, ammonium salt;carbopol 940, calcium salt;carbopol 941;cavity conditioner;GC Conditioner;HIVISWAKO 105;PAA170;PAA20 cpd;PAA60 cpd;poly(acrylic acid);poly(sodium acrylate);polyacrylate sodium;polyacrylic acid;sodium polyacrylate

Monoisotopic Mass

94.003074g/mol

Packaging

Packaging
250 g in poly bottle
1 kg in poly bottle

Properties

It is biodegradable and non-toxic.

Rotatable Bond Count

Storage Temperature

2-8°C

UNII

7C98FKB43H

MSDS