Global Patent Index - EP 3262085 A1

EP 3262085 A1 20180103 - METHOD FOR PRODUCING WATER-ABSORBING POLYMER PARTICLES BY SUSPENSION POLYMERIZATION

Title (en)

METHOD FOR PRODUCING WATER-ABSORBING POLYMER PARTICLES BY SUSPENSION POLYMERIZATION

Title (de)

VERFAHREN ZUR HERSTELLUNG WASSERABSORBIERENDER POLYMERPARTIKEL DURCH SUSPENSIONSPOLYMERISATION

Title (fr)

PROCÉDÉ DE PRODUCTION DE PARTICULES POLYMÈRES HYDRO-ABSORBANTES PAR POLYMÉRISATION EN SUSPENSION

Publication

EP 3262085 A1 20180103 (DE)

Application

EP 16705125 A 20160217

Priority

  • EP 15156847 A 20150227
  • EP 2016053297 W 20160217

Abstract (en)

[origin: WO2016135011A1] The invention relates to a method for producing water-absorbing polymer particles by suspension polymerization, the polymerization being carried out in the presence of dissolved oxygen.

IPC 8 full level

A61L 15/22 (2006.01); A61L 15/60 (2006.01); C08F 2/14 (2006.01); C08F 2/18 (2006.01)

CPC (source: CN EP US)

A61L 15/22 (2013.01 - CN); A61L 15/60 (2013.01 - CN EP US); C08F 2/14 (2013.01 - CN EP US); C08F 2/18 (2013.01 - CN EP US); C08F 220/06 (2013.01 - EP US); C08F 222/385 (2013.01 - US)

Citation (search report)

See references of WO 2016135011A1

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 2016135011 A1 20160901; CN 107257809 A 20171017; CN 107257809 B 20210115; EP 3262085 A1 20180103; JP 2018507937 A 20180322; JP 6762951 B2 20200930; SG 11201706429Q A 20170928; US 10682435 B2 20200616; US 2018043051 A1 20180215

DOCDB simple family (application)

EP 2016053297 W 20160217; CN 201680012010 A 20160217; EP 16705125 A 20160217; JP 2017545355 A 20160217; SG 11201706429Q A 20160217; US 201615552844 A 20160217