JOINT COMPOUND AND METHOD OF MAKING SAME - NAT GYPSUM PROPERTIES LLC

Title:

JOINT COMPOUND AND METHOD OF MAKING SAME

Document Type and Number:

WIPO Patent Application WO2001081268

Kind Code:

A3

Abstract:

A joint compound includes water, calcium carbonate, and a water-soluble polymeric set retarder formed from a monomer having two or more carboxyl groups. The joint compound is useful in various applications and in a hybrid joint compound made with a calcium sulfate hemihydrate setting-type joint compound.

Inventors:

AYAMBEM AMBA
SETHURAMAN GOPALAKRISHNAN
SMITH RICHARD E

Application Number:

PCT/US2001/012764

Publication Date:

March 14, 2002

Filing Date:

April 19, 2001

Export Citation:

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Assignee:

NAT GYPSUM PROPERTIES LLC (US)

International Classes:

C04B24/26; C04B26/04; C04B28/10; C04B28/14; (IPC1-7): C04B24/26; C04B26/04; C04B28/10; C04B28/14

Foreign References:

GB2335657A	1999-09-29
US5336318A	1994-08-09
US5653797A	1997-08-05
EP0823409A1	1998-02-11

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