[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

BR112015022734A2 - dispersões aquosas compreendendo celulose nanocristalina, e composições para impressão a jato de tinta comercial - Google Patents

dispersões aquosas compreendendo celulose nanocristalina, e composições para impressão a jato de tinta comercial

Info

Publication number
BR112015022734A2
BR112015022734A2 BR112015022734A BR112015022734A BR112015022734A2 BR 112015022734 A2 BR112015022734 A2 BR 112015022734A2 BR 112015022734 A BR112015022734 A BR 112015022734A BR 112015022734 A BR112015022734 A BR 112015022734A BR 112015022734 A2 BR112015022734 A2 BR 112015022734A2
Authority
BR
Brazil
Prior art keywords
inkjet printing
aqueous dispersions
nanocrystalline cellulose
commercial inkjet
printing compositions
Prior art date
Application number
BR112015022734A
Other languages
English (en)
Inventor
g burns Elizabeth
A Bates Jodi
Zhang Lu
Liu Tianqi
Original Assignee
Cabot Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cabot Corp filed Critical Cabot Corp
Publication of BR112015022734A2 publication Critical patent/BR112015022734A2/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C09D11/30—Inkjet printing inks
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C09D11/02—Printing inks
    • C09D11/14—Printing inks based on carbohydrates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M7/00—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C09D11/30—Inkjet printing inks
    • C09D11/32—Inkjet printing inks characterised by colouring agents
    • C09D11/322—Pigment inks
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C09D11/30—Inkjet printing inks
    • C09D11/32—Inkjet printing inks characterised by colouring agents
    • C09D11/324—Inkjet printing inks characterised by colouring agents containing carbon black
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C09D11/30—Inkjet printing inks
    • C09D11/38—Inkjet printing inks characterised by non-macromolecular additives other than solvents, pigments or dyes
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C09D11/30—Inkjet printing inks
    • C09D11/40—Ink-sets specially adapted for multi-colour inkjet printing

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Ink Jet Recording Methods And Recording Media Thereof (AREA)
  • Ink Jet (AREA)

Abstract

resumo “dispersões aquosas compreendendo celulose nanocristalina, e composições para impressão a jato de tinta comercial” a presente invenção se refere a composições aquosas de tinta, por exemplo, composições de tinta para jato de tinta, compreendendo pelo menos um corante; e uma celulose nanocristalina presente em uma quantidade que varia de 0,5% a 5% em peso, em relação ao peso total da composição. a invenção também se refere a dispersões aquosas para composições de tinta e métodos de impressão de jato de tinta comercial.
BR112015022734A 2013-03-12 2014-03-07 dispersões aquosas compreendendo celulose nanocristalina, e composições para impressão a jato de tinta comercial BR112015022734A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361777337P 2013-03-12 2013-03-12
PCT/US2014/021838 WO2014164313A1 (en) 2013-03-12 2014-03-07 Aqueous dispersions comprising nanocrystalline cellulose, and compositions for commercial inkjet printing

Publications (1)

Publication Number Publication Date
BR112015022734A2 true BR112015022734A2 (pt) 2017-07-18

Family

ID=50391469

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112015022734A BR112015022734A2 (pt) 2013-03-12 2014-03-07 dispersões aquosas compreendendo celulose nanocristalina, e composições para impressão a jato de tinta comercial

Country Status (8)

Country Link
US (1) US20140267515A1 (pt)
JP (1) JP2016517458A (pt)
CN (1) CN105073913A (pt)
BR (1) BR112015022734A2 (pt)
DE (1) DE112014001322T5 (pt)
FR (1) FR3003265A1 (pt)
GB (1) GB2526023A (pt)
WO (1) WO2014164313A1 (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11253839B2 (en) 2014-04-29 2022-02-22 Archer-Daniels-Midland Company Shaped porous carbon products
TW201609263A (zh) 2014-04-29 2016-03-16 瑞諾維亞公司 成型多孔碳產物
JP5908662B1 (ja) * 2014-04-30 2016-04-26 Dic株式会社 水性顔料分散体および水性インク
JP2017014372A (ja) * 2015-06-30 2017-01-19 セイコーエプソン株式会社 処理液組成物、インクジェット用インク組成物、及びインクセット
US10464048B2 (en) 2015-10-28 2019-11-05 Archer-Daniels-Midland Company Porous shaped metal-carbon products
US10722867B2 (en) 2015-10-28 2020-07-28 Archer-Daniels-Midland Company Porous shaped carbon products
PL3383957T3 (pl) 2015-11-30 2021-10-25 Anomera Inc. Pigmenty organiczne na bazie celulozy
US20180131041A1 (en) * 2016-11-09 2018-05-10 Blue Solutions Canada Inc. Lithium salt grafted nanocrystalline cellulose for solid polymer electrolyte
WO2019199314A1 (en) * 2018-04-12 2019-10-17 Hewlett-Packard Development Company, L.P. Thermal inkjet ink composition
WO2019199315A1 (en) * 2018-04-12 2019-10-17 Hewlett-Packard Development Company, L.P. Inkjet ink composition
US10767069B2 (en) * 2018-05-01 2020-09-08 Xerox Corporation Aqueous carbon nanoparticle ink composition for resistors
EP3660080A1 (en) * 2018-11-30 2020-06-03 SABIC Global Technologies B.V. Polymer compositions including functionalized carbon nanotubes and crystalline cellulose material
CN109852139A (zh) * 2019-01-25 2019-06-07 华南理工大学 一种纳米纤维素基笔芯墨水及其制备方法
AU2020263600A1 (en) 2019-04-26 2021-11-25 Thomas Jefferson University Sustainable bio-char-based ink having conductive properties
CN111925688B (zh) * 2020-07-09 2022-08-16 青岛明月海藻集团有限公司 一种陶瓷丝网印花用糊料及其制备方法
EP4183489A4 (en) * 2020-07-15 2024-07-17 Kansai Paint Co Ltd BRIGHT PIGMENT DISPERSION AND METHOD FOR PRODUCING A MULTILAYER COATING FILM
CN116462988A (zh) * 2023-03-07 2023-07-21 江南大学 一种自分散三芳基甲烷类纳米色淀颜料的制备方法

Family Cites Families (63)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06287493A (ja) * 1993-04-07 1994-10-11 Canon Inc インク及びこれを用いた記録装置
JPH0872393A (ja) * 1994-07-08 1996-03-19 Canon Inc 液体組成物、インクセット、及びこれらを用いた画像形成方法と装置
US5618338A (en) * 1994-07-08 1997-04-08 Canon Kabushiki Kaisha Liquid composition, ink set and image-forming method and apparatus which employ the same
IL116379A (en) 1994-12-15 2003-12-10 Cabot Corp Aqueous inks and coatings containing modified carbon products
IL116377A (en) 1994-12-15 2003-05-29 Cabot Corp Reaction of carbon black with diazonium salts, resultant carbon black products and their uses
US5554739A (en) 1994-12-15 1996-09-10 Cabot Corporation Process for preparing carbon materials with diazonium salts and resultant carbon products
IL116376A (en) 1994-12-15 2001-03-19 Cabot Corp Aqueous ink jet ink compositions containing modified carbon products
US5707432A (en) 1996-06-14 1998-01-13 Cabot Corporation Modified carbon products and inks and coatings containing modified carbon products
US5922118A (en) 1996-06-14 1999-07-13 Cabot Corporation Modified colored pigments and ink jet inks, inks, and coatings containing modified colored pigments
US5837045A (en) 1996-06-17 1998-11-17 Cabot Corporation Colored pigment and aqueous compositions containing same
US5895522A (en) 1997-08-12 1999-04-20 Cabot Corporation Modified carbon products with leaving groups and inks and coatings containing modified carbon products
US6471757B1 (en) * 1997-10-30 2002-10-29 Canon Kabushiki Kaisha Ink, ink container, ink set, ink jet printing apparatus, and ink jet printing method
JP3745130B2 (ja) * 1997-10-30 2006-02-15 キヤノン株式会社 画像記録方法
JP4018263B2 (ja) * 1997-10-30 2007-12-05 キヤノン株式会社 インク、インク容器、インクセット、インクジェット記録装置及びインクジェットプリント方法
WO1999023174A1 (en) 1997-10-31 1999-05-14 Cabot Corporation Particles having an attached stable free radical, polymerized modified particles, and methods of making the same
US6068688A (en) 1997-11-12 2000-05-30 Cabot Corporation Particle having an attached stable free radical and methods of making the same
US6368239B1 (en) 1998-06-03 2002-04-09 Cabot Corporation Methods of making a particle having an attached stable free radical
US6472471B2 (en) 1997-12-16 2002-10-29 Cabot Corporation Polymeric products containing modified carbon products and methods of making and using the same
US6203605B1 (en) * 1998-03-20 2001-03-20 Scitex Digital Printing, Inc. Process for improving dried film resistivity of a chemically modified carbon black dispersion
DE69901944T3 (de) 1998-04-03 2009-05-14 Cabot Corp., Boston Modifizierte pigmente mit verbesserten dispergierenden eigenschaften
US6103380A (en) 1998-06-03 2000-08-15 Cabot Corporation Particle having an attached halide group and methods of making the same
US6602994B1 (en) * 1999-02-10 2003-08-05 Hercules Incorporated Derivatized microfibrillar polysaccharide
WO2000052102A1 (en) 1999-03-05 2000-09-08 Cabot Corporation Process for preparing colored pigments
WO2000068321A1 (en) 1999-05-06 2000-11-16 Cabot Corporation Polymerized modified particles and methods of making the same
AU1353501A (en) 1999-10-28 2001-05-08 Cabot Corporation Ink jet inks, inks, and other compositions containing colored pigments
JP2001181539A (ja) * 1999-12-27 2001-07-03 Asahi Kasei Corp 水性記録液
ES2270977T3 (es) 2000-01-07 2007-04-16 Cabot Corporation Polimeros y otros grupos unidos a pigmentos y reacciones posteriores.
JP2003523470A (ja) 2000-01-25 2003-08-05 キャボット コーポレイション 変性顔料を含むポリマーおよびその製造方法
DE10012784A1 (de) 2000-03-16 2001-09-27 Degussa Ruß
US6660075B2 (en) 2000-03-16 2003-12-09 Degussa Ag Carbon black
DE60107326T2 (de) * 2000-06-21 2005-05-04 Canon K.K. Tinte, Verfahren zum Tintenstrahlaufzeichnen, Tintenpatrone, Aufzeichnungseinheit und Vorrichtung zum Tintenstrahlaufzeichnen
JP4996018B2 (ja) * 2000-06-21 2012-08-08 キヤノン株式会社 インク、インクジェット記録方法、インクカートリッジ、記録ユニット及びインクジェット記録装置
EP1167052A3 (de) 2000-06-22 2004-04-21 Degussa AG Bedruckte Medienbeschichtung und Tinte
JP5230886B2 (ja) 2000-07-06 2013-07-10 キャボット コーポレイション 修飾顔料生成物、その分散体、およびそれを含有する組成物
US20040171725A1 (en) 2001-06-01 2004-09-02 Richardson Benny R. Substrates with modified carbon surfaces in composites
JP2003073594A (ja) * 2001-09-06 2003-03-12 Asahi Kasei Corp インクジェット吐出用組成物
US6758891B2 (en) 2001-10-09 2004-07-06 Degussa Ag Carbon-containing material
JP3773456B2 (ja) * 2002-02-21 2006-05-10 三菱鉛筆株式会社 消しゴム消去性インキ組成物
CN1297597C (zh) 2002-03-27 2007-01-31 卡伯特公司 连接一种或多种有机基团到颗粒上的方法
US7173078B2 (en) 2002-04-12 2007-02-06 Cabot Corporation Process for preparing modified pigments
US6699319B2 (en) 2002-05-06 2004-03-02 Cabot Corporation Process for preparing modified pigments
DE10238149A1 (de) 2002-08-15 2004-02-26 Degussa Ag Kohlenstoffhaltiges Material
US6831194B2 (en) 2002-08-28 2004-12-14 Columbian Chemicals Company Surface modification of carbonaceous materials by introduction of gamma keto carboxyl containing functional groups
US20040138503A1 (en) 2003-01-13 2004-07-15 Bollepalli Srinivas Surface modification of carbonaceous materials with TRI substituted aminoalkyl substituents
US6942724B2 (en) 2003-04-16 2005-09-13 Cabot Corporation Modified organic colorants and dispersions, and methods for their preparation
US6936097B2 (en) 2003-04-16 2005-08-30 Cabot Corporation Modified organic colorants and dispersions, and methods for their preparation
US20050166794A1 (en) * 2004-02-04 2005-08-04 Bauer Richard D. Binder additive for inkjet ink
JP4925570B2 (ja) * 2004-07-30 2012-04-25 三菱鉛筆株式会社 消去性インキ組成物
JP4841127B2 (ja) * 2004-09-15 2011-12-21 三菱鉛筆株式会社 水性インキ組成物
US20090095200A1 (en) 2007-10-10 2009-04-16 Belmont James A Modified colored pigments
WO2009084714A1 (ja) * 2007-12-27 2009-07-09 Tokai Carbon Co., Ltd. 表面処理カーボンブラック水性分散体とその製造方法
JP2010188721A (ja) * 2009-01-22 2010-09-02 Canon Inc インクジェット画像形成方法及びインクジェット記録装置
US8580024B2 (en) 2009-06-04 2013-11-12 Cabot Corporation Inkjet ink compositions comprising modified pigments
JP5835866B2 (ja) * 2009-09-11 2015-12-24 セイコーエプソン株式会社 記録方法
US20110123714A1 (en) * 2009-11-24 2011-05-26 Hwei-Ling Yau Continuous inkjet printer aquous ink composition
PL2335940T3 (pl) * 2009-12-21 2012-12-31 Agfa Nv Sposób druku atramentowego za jednym przebiegiem
JP5882990B2 (ja) 2010-05-14 2016-03-09 キャボット コーポレイションＣａｂｏｔ Ｃｏｒｐｏｒａｔｉｏｎ 変性顔料
JP4956666B2 (ja) * 2010-08-04 2012-06-20 大日本印刷株式会社 インクジェット記録方法
FI123459B (fi) * 2011-05-05 2013-05-15 Teknologian Tutkimuskeskus Vtt Menetelmä kohteen pinnan muokkaamiseksi
JP2013010826A (ja) * 2011-06-28 2013-01-17 Seiko Epson Corp インクセットおよびこれを用いた液滴吐出装置
FI20115909A0 (fi) * 2011-09-16 2011-09-16 Teknologian Tutkimuskeskus Vtt Oy Menetelmä hemi- ja nanoselluloosan ja niiden modifikaatioiden reologiseen hyödyntämiseen musteissa ja maaleissa
CN103827233A (zh) * 2011-09-16 2014-05-28 伊斯曼柯达公司 用于连续喷墨印刷机的墨组合物
JP5545775B2 (ja) * 2012-03-05 2014-07-09 第一工業製薬株式会社 水性インク組成物およびそれを用いた筆記具

Also Published As

Publication number Publication date
FR3003265A1 (fr) 2014-09-19
GB201514325D0 (en) 2015-09-23
CN105073913A (zh) 2015-11-18
GB2526023A (en) 2015-11-11
JP2016517458A (ja) 2016-06-16
WO2014164313A1 (en) 2014-10-09
DE112014001322T5 (de) 2016-01-14
US20140267515A1 (en) 2014-09-18

Similar Documents

Publication Publication Date Title
BR112015022734A2 (pt) dispersões aquosas compreendendo celulose nanocristalina, e composições para impressão a jato de tinta comercial
CL2016000882A1 (es) Composiciones de arni contra el componente c5 del complemento y métodos para su uso (divisional de sol. n°2710-15).
CL2015002865A1 (es) Composiciones de limpieza que contienen una poliéteramina
BR112016028937A2 (pt) método de uso da composição compreendendo um composto de amônio quaternário, um polissacarídeo catiônico e um polissacarídeo não iônico
BR112015023142A8 (pt) moduladores do p2x7,seu uso, processo de preparação e composição farmacêutico que os compreende
BR112016024508A2 (pt) emulsão, processo para preparação de uma emulsão, e, uso de uma emulsão
BR112014027630A2 (pt) processo para preparar as partículas de pigmento autoligantes, suspensão de partícula de pigmento autoligante, uso de uma suspensão de partícula de pigmento autoligante, e, produto de papel
BR112014013792B8 (pt) composição estabilizadora co-atritada compreendendo carboximetilcelulose de alto grau de substituição e baixa viscosidade, alimento, composição industrial, e, método para fazer a composição estabilizadora
BR112015024228A2 (pt) mistura, processo para preparar uma mistura, uso de misturas, processo para limpeza de superfícies duras ou fibras, e, formulação aquosa
BR112015029987A8 (pt) Beta-caseína a2 e a prevenção de inflamação do intestino
BR112018013985A2 (pt) glicosídeos de esteviol altamente solúveis
CO7061094A2 (es) Preparación de pigmentos
BR112015001728B8 (pt) composições de condicionador
BR112016008502A2 (pt) Composição refrigerante
AR101186A1 (es) Método para preparar fideos instantáneos, composición de harina para fideos instantáneos y uso de la misma
BR112013024982A2 (pt) composições de colagem
BR112017015653A2 (pt) formulação em pó compreendendo repelentes de inseto
BR112018011763A2 (pt) composição de combustível para aviação
BR112015013995A2 (pt) emulsão estabilizada por partículas sólidas, processo para a preparação de uma emulsão estabilizada por partículas sólidas, e, uso de emulsão estabilizada por partículas sólidas
BR112014004362A2 (pt) composição de revestimento, processo para preparar uma composição de revestimento, forma de dosagem e processo para revestir uma forma de dosagem
MX2016006739A (es) Metodo para la preparacion de una emulsion de aceite en agua.
BR112016006612A2 (pt) dispersões de pigmento branco
BR112014016738A2 (pt) composição cosméstica aquosa que compreende alquilecelulode, óleos não voláteis , pelo menos uma cera e pelo menos um tensoativo geminado
BR112017009576A2 (pt) composição de ligante e formulação de tinta produzida da mesma
BR112014029874A8 (pt) composição farmacêutica do tipo emulsão óleo em água, composições e uso da composição farmacêutica

Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]