Global Patent Index - EP 2991995 A1

EP 2991995 A1 20160309 - BUTADIEN2,3-DIYL LINKED DI-DOPO DERIVATIVES AS FLAME RETARDANTS

Title (en)

BUTADIEN2,3-DIYL LINKED DI-DOPO DERIVATIVES AS FLAME RETARDANTS

Title (de)

BUTADIEN-2,3-DIYL-VERKNÜPFTE DI-DOPO-DERIVATE ALS FLAMMENSCHUTZMITTEL

Title (fr)

DÉRIVÉS DE DI-DOPO LIÉS OAR BUTADIÈN-2,3-DIYLE EN TANT QUE RETARDATEURS DE FLAMME

Publication

EP 2991995 A1 20160309 (EN)

Application

EP 14729157 A 20140502

Priority

  • US 201361819326 P 20130503
  • US 2014036579 W 20140502

Abstract (en)

[origin: WO2014179688A1] Disclosed are novel, halogen-free flame-retardants derived from 9,10-Dihydro-9-Oxa-10-Phosphaphenantrene-10-oxide (DOPO) of the structure below: This invention also relates to the use of the halogen free DOPO derived compositions as flame-retardants in polymers, and a process of preparing the above compounds by reacting a formula A compound with a formula B compound:

IPC 8 full level

C07F 9/6571 (2006.01); A62D 1/00 (2006.01); C08K 5/5313 (2006.01); C09K 21/12 (2006.01)

CPC (source: EP)

C07F 9/657172 (2013.01); C08K 5/5313 (2013.01); C09K 21/12 (2013.01)

Citation (search report)

See references of WO 2014179688A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

WO 2014179688 A1 20141106; CA 2911382 A1 20141106; EP 2991995 A1 20160309; JP 2016529205 A 20160923; SG 11201509015Y A 20151127; TW 201500368 A 20150101

DOCDB simple family (application)

US 2014036579 W 20140502; CA 2911382 A 20140502; EP 14729157 A 20140502; JP 2016512970 A 20140502; SG 11201509015Y A 20140502; TW 103115505 A 20140430