Carbopol

Description

[Noveon, Inc.] A registered trademark for a series of polyacrylic acids used as gelling agents. Carbopol® polymers are white, fluffy powders.

- Carbopol® 910

- Carbopol® 934

- Carbopol® 940-2

- Carbopol® 941

- Carbopol® 954 - carboxypolymethylene

Synonyms and Related Terms

carbomer; carboxypolymethylene

Other Properties

pKa = 5.0 - 6.0

pH of 1% dispersion is about 2.5-3.0

Density	1.41
Molecular Weight	Tg = 100-105 C

Hazards and Safety

Skin contact and inhalation of dust may cause irritation.

BF Goodrich: MSDS

Additional Information

Noveon: Carbopol

Sources Checked for Data in Record

• Richard C. Wolbers, Nanette T. Sterman, Chris Stavroudis, Notes for Workshop on New Methods in the Cleaning of Paintings, J.Paul Getty Trust, Los Angeles, 1990

• Conservation Support Systems, Catalog, 1997

• Ceramics and Glass Conservation Section, List of Workshop Materials, The British Museum, London

• Marie Svoboda, Conservation Survey Index, unpublished, 1997

• Teri Hensick, contributed information, 1998