JP2022083422A - 単分散ラテックス - Google Patents
単分散ラテックス Download PDFInfo
- Publication number
- JP2022083422A JP2022083422A JP2021189365A JP2021189365A JP2022083422A JP 2022083422 A JP2022083422 A JP 2022083422A JP 2021189365 A JP2021189365 A JP 2021189365A JP 2021189365 A JP2021189365 A JP 2021189365A JP 2022083422 A JP2022083422 A JP 2022083422A
- Authority
- JP
- Japan
- Prior art keywords
- monomer
- latex
- reactive surfactant
- resin particles
- weight
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
Images
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
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/12—Polymerisation in non-solvents
- C08F2/16—Aqueous medium
- C08F2/22—Emulsion polymerisation
- C08F2/24—Emulsion polymerisation with the aid of emulsifying agents
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F212/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
- C08F212/02—Monomers containing only one unsaturated aliphatic radical
- C08F212/04—Monomers containing only one unsaturated aliphatic radical containing one ring
- C08F212/06—Hydrocarbons
- C08F212/08—Styrene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/04—Acids; Metal salts or ammonium salts thereof
- C08F220/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/06—Copolymers with styrene
- C08L9/08—Latex
-
- 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
- C09D11/10—Printing inks based on artificial resins
- C09D11/106—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F212/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
- C08F212/02—Monomers containing only one unsaturated aliphatic radical
- C08F212/04—Monomers containing only one unsaturated aliphatic radical containing one ring
- C08F212/14—Monomers containing only one unsaturated aliphatic radical containing one ring substituted by heteroatoms or groups containing heteroatoms
- C08F212/30—Sulfur
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F212/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
- C08F212/34—Monomers containing two or more unsaturated aliphatic radicals
- C08F212/36—Divinylbenzene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/20—Esters of polyhydric alcohols or phenols, e.g. 2-hydroxyethyl (meth)acrylate or glycerol mono-(meth)acrylate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/26—Esters containing oxygen in addition to the carboxy oxygen
- C08F220/28—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety
- C08F220/285—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety and containing a polyether chain in the alcohol moiety
- C08F220/286—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety and containing a polyether chain in the alcohol moiety and containing polyethylene oxide in the alcohol moiety, e.g. methoxy polyethylene glycol (meth)acrylate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/26—Esters containing oxygen in addition to the carboxy oxygen
- C08F220/28—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety
- C08F220/285—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety and containing a polyether chain in the alcohol moiety
- C08F220/287—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety and containing a polyether chain in the alcohol moiety and containing polypropylene oxide in the alcohol moiety
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F222/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical and containing at least one other carboxyl radical in the molecule; Salts, anhydrides, esters, amides, imides, or nitriles thereof
- C08F222/10—Esters
- C08F222/1006—Esters of polyhydric alcohols or polyhydric phenols
- C08F222/102—Esters of polyhydric alcohols or polyhydric phenols of dialcohols, e.g. ethylene glycol di(meth)acrylate or 1,4-butanediol dimethacrylate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2400/00—Characteristics for processes of polymerization
- C08F2400/02—Control or adjustment of polymerization parameters
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Polymerisation Methods In General (AREA)
- Ink Jet Recording Methods And Recording Media Thereof (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17/102,507 | 2020-11-24 | ||
| US17/102,507 US20220162464A1 (en) | 2020-11-24 | 2020-11-24 | Monodisperse latexes |
| US17/230,039 US12043678B2 (en) | 2020-11-24 | 2021-04-14 | Monodisperse latexes |
| US17/230,039 | 2021-04-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2022083422A true JP2022083422A (ja) | 2022-06-03 |
| JP2022083422A5 JP2022083422A5 (enExample) | 2024-11-27 |
Family
ID=81658015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021189365A Pending JP2022083422A (ja) | 2020-11-24 | 2021-11-22 | 単分散ラテックス |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US12043678B2 (enExample) |
| JP (1) | JP2022083422A (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11708504B2 (en) | 2020-11-24 | 2023-07-25 | Xerox Corporation | Aqueous inkjet ink compositions made from monodisperse latexes |
| US12110402B2 (en) | 2020-11-24 | 2024-10-08 | Xerox Corporation | Aqueous inkjet ink compositions made from high viscosity latexes |
| US11608403B2 (en) | 2020-11-24 | 2023-03-21 | Xerox Corporation | High viscosity latexes |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000026762A (ja) * | 1998-04-28 | 2000-01-25 | Mitsui Chemicals Inc | 金属表面処理用エマルション組成物 |
| JP2001151806A (ja) * | 1999-11-24 | 2001-06-05 | Nippon Zeon Co Ltd | 防滑用アクリルエマルション、その製造方法及び防滑用塗料組成物 |
| JP2003119203A (ja) * | 2001-10-10 | 2003-04-23 | Asahi Kasei Corp | 改良された小粒子径の共重合体ラテックス |
| JP2018021201A (ja) * | 2017-09-05 | 2018-02-08 | 旭化成株式会社 | 水系組成物、水系塗料、塗膜、及び塗装製品 |
Family Cites Families (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6541590B1 (en) | 1999-12-14 | 2003-04-01 | Rohm And Haas Company | Polymeric binders from copolymers of unsaturated carboxylic acids and surfactant monomers |
| EP1756237B1 (en) | 2004-03-18 | 2017-05-03 | Hewlett-Packard Development Company, L.P. | Latex-encapsulated particulates for ink-jet applications |
| US20050282931A1 (en) | 2004-06-22 | 2005-12-22 | Chao-Jen Chung | Polymeric binders for ink jet inks |
| EP1778800A1 (en) | 2004-08-18 | 2007-05-02 | E.I.Du pont de nemours and company | Inkjet ink with long latency |
| US20060199877A1 (en) | 2005-03-01 | 2006-09-07 | Sivapackia Ganapathiappan | Shear stable latex particles |
| JP2008038090A (ja) | 2006-08-09 | 2008-02-21 | Kao Corp | インクジェット記録用水系インク |
| US20080186373A1 (en) | 2006-09-29 | 2008-08-07 | Rolly Luanne J | Inkjet ink composition |
| EP2158278A1 (de) | 2007-05-18 | 2010-03-03 | Basf Se | Wässrige dispersionen von (meth)acrylsäureestern von n-hydroxyalkylierten lactam-einheiten enthaltenden polymeren und verwendung von (meth)acrylsäureestern von n-hydroxyalkylierten lactam-einheiten enthaltenden polymeren |
| JP2009242481A (ja) * | 2008-03-28 | 2009-10-22 | Jsr Corp | 水系バインダー用ポリマー組成物 |
| JP5241565B2 (ja) | 2009-02-27 | 2013-07-17 | 富士フイルム株式会社 | インクジェット記録用水性インク |
| JP5352318B2 (ja) | 2009-03-31 | 2013-11-27 | 富士フイルム株式会社 | インクジェット用インク、これを用いたインクセット及び画像形成方法 |
| JP2013502481A (ja) | 2009-08-18 | 2013-01-24 | ヒューレット−パッカード デベロップメント カンパニー エル.ピー. | 粒子間架橋性ラテックス粒子を含むインクジェットインク |
| JP5414600B2 (ja) | 2010-03-30 | 2014-02-12 | 富士フイルム株式会社 | インクセット及び画像形成方法 |
| JP5736369B2 (ja) | 2010-05-26 | 2015-06-17 | 東洋インキScホールディングス株式会社 | 水性インクジェット用インキ組成物 |
| US20110318551A1 (en) | 2010-06-25 | 2011-12-29 | Tomohiro Nakagawa | Inkjet recording ink, process for producing the inkjet recording ink, inkjet cartridge, inkjet recording apparatus, and inkjet recorded image |
| AU2013229582B2 (en) | 2012-03-06 | 2016-03-31 | Oce-Technologies B.V. | Ink composition |
| US8668304B1 (en) | 2012-08-31 | 2014-03-11 | Eastman Kodak Company | Inkjet printing system |
| CN104619752B (zh) | 2012-09-14 | 2017-02-22 | 惠普发展公司,有限责任合伙企业 | 胶乳和相关喷墨油墨 |
| EP2895567B1 (en) | 2012-09-14 | 2018-12-05 | Hewlett-Packard Development Company, L.P. | Latexes and associated ink-jet inks |
| JP2015067802A (ja) | 2013-09-30 | 2015-04-13 | 富士フイルム株式会社 | インクジェット記録用インク、インクセット、画像形成方法及びメンテナンス方法 |
| US9371464B2 (en) | 2014-06-14 | 2016-06-21 | Xerox Corporation | Aqueous ink composition |
| US10280321B2 (en) | 2015-01-29 | 2019-05-07 | Ricoh Company, Ltd. | Ink, ink container, inkjet recording device, and recorded matter |
| JP6833339B2 (ja) | 2015-05-21 | 2021-02-24 | キヤノン株式会社 | 水性インク、インクカートリッジ、及びインクジェット記録方法 |
| JP6638232B2 (ja) | 2015-07-22 | 2020-01-29 | 株式会社リコー | インク、インクカートリッジ、インクジェット記録装置、インクジェット記録方法、及び記録物 |
| WO2017061340A1 (ja) | 2015-10-07 | 2017-04-13 | 花王株式会社 | インクジェット記録方法 |
| JP6795247B2 (ja) | 2016-06-09 | 2020-12-02 | 花王株式会社 | 着色微粒子分散体の製造方法 |
| EP3494183B1 (en) | 2017-01-31 | 2022-01-26 | Hewlett-Packard Development Company, L.P. | Inkjet ink composition and inkjet cartridge |
| EP3490802B1 (en) | 2017-01-31 | 2021-08-11 | Hewlett-Packard Development Company, L.P. | Method of inkjet printing and fixing composition |
| US11142604B2 (en) | 2017-01-31 | 2021-10-12 | Hewlett-Packard Development Company, L.P. | Latex polymer |
| EP3494182B1 (en) | 2017-01-31 | 2020-04-22 | Hewlett-Packard Development Company, L.P. | Inkjet printing system |
| JP6919866B2 (ja) | 2017-02-08 | 2021-08-18 | 花王株式会社 | 水性インク |
| US20190367753A1 (en) | 2018-06-05 | 2019-12-05 | Xerox Corporation | Aqueous Ink Composition Comprising A Polymer Additive |
| US12110402B2 (en) | 2020-11-24 | 2024-10-08 | Xerox Corporation | Aqueous inkjet ink compositions made from high viscosity latexes |
| US11708504B2 (en) * | 2020-11-24 | 2023-07-25 | Xerox Corporation | Aqueous inkjet ink compositions made from monodisperse latexes |
| US11608403B2 (en) | 2020-11-24 | 2023-03-21 | Xerox Corporation | High viscosity latexes |
-
2021
- 2021-04-14 US US17/230,039 patent/US12043678B2/en active Active
- 2021-11-22 JP JP2021189365A patent/JP2022083422A/ja active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000026762A (ja) * | 1998-04-28 | 2000-01-25 | Mitsui Chemicals Inc | 金属表面処理用エマルション組成物 |
| JP2001151806A (ja) * | 1999-11-24 | 2001-06-05 | Nippon Zeon Co Ltd | 防滑用アクリルエマルション、その製造方法及び防滑用塗料組成物 |
| JP2003119203A (ja) * | 2001-10-10 | 2003-04-23 | Asahi Kasei Corp | 改良された小粒子径の共重合体ラテックス |
| JP2018021201A (ja) * | 2017-09-05 | 2018-02-08 | 旭化成株式会社 | 水系組成物、水系塗料、塗膜、及び塗装製品 |
Also Published As
| Publication number | Publication date |
|---|---|
| US12043678B2 (en) | 2024-07-23 |
| US20220162349A1 (en) | 2022-05-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US12129323B2 (en) | High viscosity latexes | |
| US12359079B2 (en) | Aqueous inkjet ink compositions with phosphoric acid functional resin particles | |
| US12110402B2 (en) | Aqueous inkjet ink compositions made from high viscosity latexes | |
| US11834580B2 (en) | Ink composition with pH responsive resin particles | |
| US11952451B2 (en) | Latexes with pH responsive resin particles | |
| US12492316B2 (en) | Inkjet primer compositions containing nanocellulose | |
| JP7757153B2 (ja) | 単分散ラテックスから作製された水性インクジェットインク組成物 | |
| JP2022083422A (ja) | 単分散ラテックス | |
| US11643540B2 (en) | Seeded emulsion polymerization process for latexes and aqueous inkjet ink compositions made therefrom | |
| US11919982B2 (en) | Latexes with phosphoric acid functional resin particles | |
| EP4397729A1 (en) | Inkjet primer compositions | |
| CN115304960A (zh) | 水性喷墨油墨组合物 | |
| US20220162464A1 (en) | Monodisperse latexes | |
| US20220162465A1 (en) | Aqueous inkjet ink compositions made from monodisperse latexes | |
| US20220162460A1 (en) | Aqueous inkjet ink compositions made from high viscosity latexes | |
| US20220162361A1 (en) | High viscosity latexes |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RD03 | Notification of appointment of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7423 Effective date: 20211129 |
|
| RD04 | Notification of resignation of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7424 Effective date: 20220322 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20241119 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20241119 |
|
| A871 | Explanation of circumstances concerning accelerated examination |
Free format text: JAPANESE INTERMEDIATE CODE: A871 Effective date: 20241119 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20250130 |
|
| A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20250430 |
|
| A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20250627 |
|
| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20250821 |