EP 2651618 A2 20131023 - METHOD FOR PRODUCING LIGHT GUIDE BODIES AND USE THEREOF IN LIGHTING UNIT
Title (en)
METHOD FOR PRODUCING LIGHT GUIDE BODIES AND USE THEREOF IN LIGHTING UNIT
Title (de)
VERFAHREN ZUR HERSTELLUNG VON LICHTLEITKÖRPERN UND DEREN VERWENDUNG IN BELEUCHTUNGSEINHEIT
Title (fr)
PROCÉDÉ DE FABRICATION DE CORPS CONDUCTEURS DE LUMIÈRE ET LEUR UTILISATION DANS UNE UNITÉ D'ÉCLAIRAGE
Publication
Application
Priority
- DE 102010062900 A 20101213
- EP 2011069893 W 20111111
Abstract (en)
[origin: WO2012079865A2] The present invention relates to a method for producing light guide bodies and to the use thereof in lighting units, for example, for liquid crystal display screens or monitors. The present invention in particular relates to a method for producing light guide bodies that have a thickness of no more than 1 mm and contain at least 80 weight percent polymethyl methacrylate and no light-scattering components.
IPC 8 full level
B29C 48/08 (2019.01); B29C 48/305 (2019.01); B29C 48/31 (2019.01); B29C 48/35 (2019.01); B29C 48/92 (2019.01)
CPC (source: EP US)
B29C 48/0011 (2019.01 - EP US); B29C 48/08 (2019.01 - EP US); B29C 48/313 (2019.01 - EP US); B29D 11/00663 (2013.01 - EP US); G02B 6/0011 (2013.01 - US); G02B 6/0065 (2013.01 - EP US); B29C 48/002 (2019.01 - EP US); B29C 48/914 (2019.01 - EP US); B29K 2033/12 (2013.01 - EP US); B29K 2995/0073 (2013.01 - EP US); B29L 2031/3475 (2013.01 - EP US); G02B 6/0036 (2013.01 - EP US)
Citation (search report)
See references of WO 2012079865A2
Citation (examination)
- US 2010258419 A1 20101014 - CHUNG MUH FONG [MY], et al
- WO 2005107363 A2 20051117 - MODILIS LTD OY [FI], et al
- WO 02085980 A1 20021031 - PLASKOLITE INC [US]
- EP 2063296 A2 20090527 - SKC HAAS DISPLAY FILMS CO LTD [KR]
- DE 102005020424 A1 20061102 - ROEHM GMBH [DE]
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
DOCDB simple family (publication)
DE 102010062900 A1 20120614; BR 112013014768 A2 20161004; CN 103328182 A 20130925; CN 103328182 B 20160413; EP 2651618 A2 20131023; HK 1187306 A1 20140404; IL 226887 A 20170629; JP 2014502568 A 20140203; JP 5930326 B2 20160608; KR 101714115 B1 20170308; KR 20130101131 A 20130912; KR 20150119481 A 20151023; MX 2013006672 A 20130730; MX 336822 B 20160203; TW 201238745 A 20121001; TW I623409 B 20180511; US 2013343088 A1 20131226; US 9442237 B2 20160913; WO 2012079865 A2 20120621; WO 2012079865 A3 20120927; WO 2012079865 A4 20121115
DOCDB simple family (application)
DE 102010062900 A 20101213; BR 112013014768 A 20111111; CN 201180065289 A 20111111; EP 11790897 A 20111111; EP 2011069893 W 20111111; HK 14100390 A 20140114; IL 22688713 A 20130612; JP 2013543597 A 20111111; KR 20137018262 A 20111111; KR 20157027396 A 20111111; MX 2013006672 A 20111111; TW 100145335 A 20111208; US 201113993882 A 20111111