Global Patent Index - EP 2337810 A1

EP 2337810 A1 20110629 - POLYDIALKYLSILOXANE-BRIDGED BI-PHOTOCHROMIC MOLECULES

Title (en)

POLYDIALKYLSILOXANE-BRIDGED BI-PHOTOCHROMIC MOLECULES

Title (de)

POLYDIALKYLSILOXANVERBRÜCKTE BIPHOTOCHROME MOLEKÜLE

Title (fr)

MOLÉCULES BI-PHOTOCHROMIQUES PONTÉES PAR POLYDIALKYLSILOXANE

Publication

EP 2337810 A1 20110629 (EN)

Application

EP 09784948 A 20090818

Priority

  • GB 2009002010 W 20090818
  • GB 0815109 A 20080818

Abstract (en)

[origin: WO2010020770A1] A bi-photochromic molecule comprises two photochromic moieties linked via a polydialkylsiloxane oligomer. An ophthalmic lens comprises the bi-photochromic molecule. A polymeric host material comprises the bi-photochromic molecule.

IPC 8 full level

C08G 77/04 (2006.01); C03C 4/06 (2006.01); C07D 311/92 (2006.01); C08G 77/38 (2006.01); C08G 77/388 (2006.01); C09K 9/02 (2006.01); G03C 1/685 (2006.01)

CPC (source: EP KR)

C03C 4/06 (2013.01 - KR); C07D 471/06 (2013.01 - KR); C08G 77/04 (2013.01 - KR); C08G 77/045 (2013.01 - EP); C08G 77/38 (2013.01 - EP); C08G 77/388 (2013.01 - EP); C09K 9/02 (2013.01 - EP); G03C 1/685 (2013.01 - KR); G03C 1/733 (2013.01 - EP); C09K 2211/1011 (2013.01 - EP); C09K 2211/145 (2013.01 - EP); G03C 1/685 (2013.01 - EP); G03C 1/73 (2013.01 - EP)

Citation (search report)

See references of WO 2010020770A1

Citation (examination)

  • WO 2009146509 A1 20091210 - ADVANCED POLYMERIK PTY LTD [AU], et al
  • "Shin-Etsu Silicones for Personal Care (KSG21, KSG31)", 1 January 2007, COMPREHENSIVE ORGANOMETALLIC CHEMISTRY III,, PAGE(S) 651 - 697, ISBN: 978-0-08-044590-8, XP008127895

Citation (third parties)

Third party :

WO 2009146509 A1 20091210 - ADVANCED POLYMERIK PTY LTD [AU], et al

Designated contracting state (EPC)

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 SE SI SK SM TR

Designated extension state (EPC)

AL BA RS

DOCDB simple family (publication)

WO 2010020770 A1 20100225; BR PI0912910 A2 20151006; CN 102171274 A 20110831; EP 2337810 A1 20110629; GB 0815109 D0 20080924; KR 101614824 B1 20160422; KR 20110084496 A 20110725

DOCDB simple family (application)

GB 2009002010 W 20090818; BR PI0912910 A 20090818; CN 200980138916 A 20090818; EP 09784948 A 20090818; GB 0815109 A 20080818; KR 20117006235 A 20090818