Patent · US Expired

Methods of preparing gypsum wallboards containing styrene butadiene latex additive

US6902821B2 · kind B2 · utility

0Cited by
5References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 7, 2003
Grant dateJun 7, 2005
Priority date
Expiry dateApr 1, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31938
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Gypsum wallboard compositions are disclosed which contain functionalized styrene butadiene latex polymers. Methods for the use of the compositions in the manufacture of wallboard panels and sheets is presented.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.