Patent · US Expired

Polymerization of halogen-containing monomers using siloxane surfactant

US6841616B2 · kind B2 · utility

28Cited by

7References

66Claims

0Family size

Assignee

Arkema Inc. · US

Inventors

Roice Wille · Malvern, US
Lotfi Hedhli · Villepreux, FR
Mehdi Durali · West Chester, US
Sayed Youssef Antoun · Brussels, BE

Key dates

Filing date	Mar 28, 2003
Grant date	Jan 11, 2005
Priority date	—
Expiry date	Mar 28, 2023

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08F14/18
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Halogenated polymers are prepared by a process comprising polymerizing at least one halogen-containing monomer in an aqueous medium containing monomer, radical initiator, and siloxane surfactant. The medium may optionally contain one or more of an antifoulant, a buffering agent and a chain-transfer agent.

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