Patent · US Active

Natural rubber latex preservation

US7989546B2 · kind B2 · utility

1Cited by

8References

18Claims

0Family size

Assignee

Beneo-Orafti S.A. · BE

Inventors

Karl Booten · Halen, BE
Amir Hashim Bin Yatim · Kapar, MY
Manroshan Singh · Teluk Intan, MY

Key dates

Filing date	Mar 4, 2008
Grant date	Aug 2, 2011
Priority date	—
Expiry date	Mar 4, 2028

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L3/00
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The Invention relates to a method for the preservation of natural rubber latex comprising the step of adding to natural latex at least one hydrophobically modified saccharide. The hydrophobically modified saccharide is preferably a hydrophobically modified fructan, a hydrophobically modified starch hydrolysate, or a mixture thereof. The invention further relates to a natural rubber latex containing a hydrophobically modified saccharide, and to vulcanized natural rubber products containing a hydrophobically modified saccharide.

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