Nova Patents
AT490289T

Method of reducing the styrene content of a poly (arylene ether) polystyrene blend

Abstract

The preparation method is as FORMULA (polystyrene-equivalent) ether/polystyrene formulas: A degrees with a carboxylic acid, to a polystyrene-equivalent (ether) and polystyrene, to form the hollow, blendA process for are formed, and degrees centigrade, when a/said are formed with specific energy consumption 0.1 to about 0.3 kilowatt-hour. A composition is capable of forming the hollow quality blend resin; and styrene monomer content of the minimum final blend.

Term

Projected expiry 10 October 2026.

  1. Priority
  2. Filed
  3. Granted
  4. Today
  5. Projected expiry

13 members in 8 offices

This recordMember, by publication datePriority claim

Priority claims2

Priority claims
DocumentOfficeKindDate
24852405United States of AmericaA
2006039443United States of AmericaW

Members13

Family members, oldest first
DocumentOfficeKind
US2007083035A1United States of AmericaA1
WO2007047217A1World Intellectual Property Organization (WIPO)A1
US7314909B2United States of AmericaB2
KR20080068018ARepublic of KoreaA
EP1951813A1European Patent Office (EPO)A1
CN101287799AChinaA
JP2009511711AJapanA
KR100971167B1Republic of KoreaB1
EP1951813B1European Patent Office (EPO)B1
AT490289TThis recordAustriaT
ATE490289T1AustriaT1
DE602006018646D1GermanyD1
CN102516741AChinaA