AU2002210574B2 - Photoactivatable water borne coating composition - Google Patents

Photoactivatable water borne coating composition Download PDF

Info

Publication number
AU2002210574B2
AU2002210574B2 AU2002210574A AU2002210574A AU2002210574B2 AU 2002210574 B2 AU2002210574 B2 AU 2002210574B2 AU 2002210574 A AU2002210574 A AU 2002210574A AU 2002210574 A AU2002210574 A AU 2002210574A AU 2002210574 B2 AU2002210574 B2 AU 2002210574B2
Authority
AU
Australia
Prior art keywords
meth
acryloyl
coating composition
groups
isocyanate
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.)
Expired
Application number
AU2002210574A
Other languages
English (en)
Other versions
AU2002210574A1 (en
Inventor
Heert Andringa
Klaas Jan Hendrik Kruithof
Ann Kerstin Birgitta Lindell Kjellqvist
Arie Noomen
Ignace Damiaan Christiaan Rood
Frederik Rous
Keimpe Jan Van Den Berg
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Allnex Netherlands BV
Original Assignee
Allnex Netherlands BV
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 Allnex Netherlands BV filed Critical Allnex Netherlands BV
Publication of AU2002210574A1 publication Critical patent/AU2002210574A1/en
Application granted granted Critical
Publication of AU2002210574B2 publication Critical patent/AU2002210574B2/en
Assigned to ALLNEX NETHERLANDS B.V. reassignment ALLNEX NETHERLANDS B.V. Request to Amend Deed and Register Assignors: AKZO NOBEL N.V.
Anticipated expiration legal-status Critical
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D175/00Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
    • C09D175/04Polyurethanes
    • C09D175/14Polyurethanes having carbon-to-carbon unsaturated bonds
    • C09D175/16Polyurethanes having carbon-to-carbon unsaturated bonds having terminal carbon-to-carbon unsaturated bonds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/2805Compounds having only one group containing active hydrogen
    • C08G18/2815Monohydroxy compounds
    • C08G18/283Compounds containing ether groups, e.g. oxyalkylated monohydroxy compounds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/67Unsaturated compounds having active hydrogen
    • C08G18/671Unsaturated compounds having only one group containing active hydrogen
    • C08G18/672Esters of acrylic or alkyl acrylic acid having only one group containing active hydrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Paints Or Removers (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Polymerisation Methods In General (AREA)
AU2002210574A 2000-10-25 2001-10-25 Photoactivatable water borne coating composition Expired AU2002210574B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP00203722.4 2000-10-25
EP00203722 2000-10-25
PCT/EP2001/012421 WO2002034808A1 (en) 2000-10-25 2001-10-25 Photoactivatable water borne coating composition

Publications (2)

Publication Number Publication Date
AU2002210574A1 AU2002210574A1 (en) 2002-07-11
AU2002210574B2 true AU2002210574B2 (en) 2006-08-24

Family

ID=8172182

Family Applications (2)

Application Number Title Priority Date Filing Date
AU2002210574A Expired AU2002210574B2 (en) 2000-10-25 2001-10-25 Photoactivatable water borne coating composition
AU1057402A Pending AU1057402A (en) 2000-10-25 2001-10-25 Photoactivatable water borne coating composition

Family Applications After (1)

Application Number Title Priority Date Filing Date
AU1057402A Pending AU1057402A (en) 2000-10-25 2001-10-25 Photoactivatable water borne coating composition

Country Status (14)

Country Link
US (1) US6987135B2 (cg-RX-API-DMAC7.html)
EP (1) EP1328565B1 (cg-RX-API-DMAC7.html)
JP (1) JP2004512402A (cg-RX-API-DMAC7.html)
KR (1) KR100806505B1 (cg-RX-API-DMAC7.html)
CN (1) CN1286874C (cg-RX-API-DMAC7.html)
AT (1) ATE305483T1 (cg-RX-API-DMAC7.html)
AU (2) AU2002210574B2 (cg-RX-API-DMAC7.html)
BR (1) BR0114858B1 (cg-RX-API-DMAC7.html)
DE (1) DE60113707T2 (cg-RX-API-DMAC7.html)
ES (1) ES2250489T3 (cg-RX-API-DMAC7.html)
IN (1) IN206994B (cg-RX-API-DMAC7.html)
RU (1) RU2275403C2 (cg-RX-API-DMAC7.html)
WO (1) WO2002034808A1 (cg-RX-API-DMAC7.html)
ZA (1) ZA200303218B (cg-RX-API-DMAC7.html)

Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19920799A1 (de) 1999-05-06 2000-11-16 Basf Coatings Ag Thermisch und mit aktinischer Strahlung härtbarer Beschichtungsstoff und seine Verwendung
US6838452B2 (en) 2000-11-24 2005-01-04 Vascular Biogenics Ltd. Methods employing and compositions containing defined oxidized phospholipids for prevention and treatment of atherosclerosis
US20030077394A1 (en) * 2001-08-28 2003-04-24 Bradford Christophen J. Dual cure coating composition and process for using the same
US6835759B2 (en) 2001-08-28 2004-12-28 Basf Corporation Dual cure coating composition and processes for using the same
US6852771B2 (en) 2001-08-28 2005-02-08 Basf Corporation Dual radiation/thermal cured coating composition
DE10206225C1 (de) * 2002-02-15 2003-09-18 Basf Coatings Ag Verfahren zur Herstellung farb- und/oder effektgebender Mehrschichtlackierungen
RU2311968C2 (ru) * 2002-03-06 2007-12-10 Акцо Нобель Коатингс Интернэшнл Б.В. Водосодержащая покрывная композиция для способов переноса пленки и отливки
EP1411096A1 (de) * 2002-10-18 2004-04-21 Werner & Mertz GmbH Zubereitung zum temporären Schutz glatter Oberflächen
US7728068B2 (en) * 2003-06-12 2010-06-01 Valspar Sourcing, Inc. Coating compositions containing reactive diluents and methods
AU2004248127B2 (en) * 2003-06-12 2011-01-27 Valspar Sourcing Inc. Coating compositions containing reactive diluents and methods
US20050215654A1 (en) * 2004-03-29 2005-09-29 Rebecca Wright Ultraviolet-curable waterborne coating
US20050238815A1 (en) * 2004-04-27 2005-10-27 Dvorchak Michael J UV curable coating composition
JP4564834B2 (ja) * 2004-09-24 2010-10-20 Jsr株式会社 光ファイバアップジャケット用液状硬化性樹脂組成物
US7923513B2 (en) * 2004-11-22 2011-04-12 Valspar Sourcing, Inc. Coating compositions and methods
JP5234782B2 (ja) * 2005-06-07 2013-07-10 ルブリゾル アドバンスド マテリアルズ, インコーポレイテッド 反応性二重結合を含むポリウレタンベースの顔料分散剤
US8487051B2 (en) * 2005-06-07 2013-07-16 Lubrizol Advanced Materials, Inc. Polyurethane based pigment dispersants which contain reactive double bonds
US20070149704A1 (en) * 2005-06-17 2007-06-28 Reichhold, Inc. Radiation curable polyurethane dispersions
KR100703854B1 (ko) * 2006-01-13 2007-04-09 에스에스씨피 주식회사 무용제 자외선 경화형 수성 도료 조성물
EP1845143A1 (en) * 2006-04-14 2007-10-17 Cytec Surface Specialties, S.A. Aqueous radiation curable polyurethane compositions
JP2009541554A (ja) * 2006-07-04 2009-11-26 チバ ホールディング インコーポレーテッド 異相重合技術によって作製された光開始剤の水ベースの濃縮されたプロダクト形態
TWI362394B (en) * 2007-02-12 2012-04-21 Univ Tamkang Preparing method for reactive hydrophilic polyurethane resins and their applications at ambient temperature
WO2008101661A1 (en) * 2007-02-22 2008-08-28 Dsm Ip Assets B.V. Radiation curable aqueous composition for low gloss coatings
EP2000326A1 (fr) * 2007-05-25 2008-12-10 Tarkett SAS Element de décoration
JP5720246B2 (ja) * 2008-05-29 2015-05-20 宇部興産株式会社 水性ポリウレタン樹脂分散体、その製造方法、及びそれを含有する塗料組成物
EP2281012B1 (en) * 2008-05-30 2013-09-04 Lubrizol Advanced Materials, Inc. Dispersants from linear polyurethanes
EP2301981A4 (en) * 2008-07-11 2013-01-02 Ube Industries AQUEOUS POLYURETHANE-RESIN DISPERSION, PRODUCTION METHOD AND COLOR COMPOSITION THEREFOR
KR20110041520A (ko) * 2008-07-16 2011-04-21 우베 고산 가부시키가이샤 수성 폴리우레탄 수지 분산체 및 그의 제조 방법
CA2644766C (en) 2008-11-21 2016-01-12 Honda Motor Co., Ltd. Photoactivatable paint curing device and method
CA2746530A1 (en) * 2008-12-29 2010-07-08 E. I. Dupont De Nemours And Company Method for using 3-coat-1-bake waterborne coating composition
JP5716661B2 (ja) 2009-02-26 2015-05-13 宇部興産株式会社 水性ポリウレタン樹脂分散体及びその製造方法
US8859676B2 (en) 2009-02-26 2014-10-14 Ube Industries, Ltd. Aqueous polyurethane resin dispersion and process for preparing the same
CA2672413C (en) 2009-06-30 2012-11-20 Honda Motor Co., Ltd. Uv photoactivatable curable paint formulations and cured coatings thereof
US20120238659A1 (en) * 2009-07-23 2012-09-20 Shinya Takigawa Aqueous polyurethane resin dispersion and preparation process for the same
WO2011021500A1 (ja) 2009-08-20 2011-02-24 宇部興産株式会社 水性ポリウレタン樹脂分散体及びその製造方法
EP2298826A1 (de) * 2009-09-17 2011-03-23 Bayer MaterialScience AG Hydrophile Polyurethanharnstofflösungen
EP2764037B1 (en) 2011-10-07 2017-03-22 Nuplex Resins B.V. A crosslinkable composition cross-linkable by real michael addition reaction and resins for use in said composition
IN2014CN03334A (cg-RX-API-DMAC7.html) * 2011-10-07 2015-07-03 Nuplex Resins Bv
US9296907B2 (en) 2012-05-30 2016-03-29 Basf Se Radiation-curable compounds
CN103484011A (zh) * 2012-06-13 2014-01-01 展辰涂料集团股份有限公司 一种水性紫外光固化涂料
KR20150085044A (ko) 2012-11-16 2015-07-22 바스프 에스이 폴리우레탄, 이의 분산액, 이들의 제조 방법 및 이들의 용도
EP2757118A1 (en) 2013-01-17 2014-07-23 Allnex Belgium, S.A. Radiation curable aqueous compositions with reversible drying.
JP6373965B2 (ja) 2013-04-08 2018-08-15 オールネックス・ネザーランズ・ビー.ブイ.Allnex Netherlands B.V. 真マイケル付加(rma)反応により架橋可能な組成物
CN103571242B (zh) * 2013-11-19 2016-08-24 中国科学院长春应用化学研究所 一种紫外光固化涂料及其制备方法
US10364363B2 (en) 2015-01-30 2019-07-30 Hewlett-Packard Development Company, L.P. Radiation curable binder dispersion
CN107667146B (zh) 2015-04-17 2021-01-01 欧尼克斯荷兰有限公司 制造可交联组合物的方法
CA2982864C (en) 2015-04-17 2022-06-14 Allnex Netherlands B.V. Floor coating compositions
AU2016247598B2 (en) 2015-04-17 2020-11-26 Allnex Netherlands B.V. Modified epoxy primer for improved adhesion of RMA crosslinkable coating compositions
AU2016250029B2 (en) 2015-04-17 2020-12-24 Allnex Netherlands B.V. RMA crosslinkable compositions and RMA crosslinkable resins for easy to clean coatings
US20180297336A1 (en) * 2015-04-29 2018-10-18 Tarkett Gdl Polyvinyl Chloride-Free Decorative Surface Coverings
EP3337840B1 (en) 2015-08-17 2019-11-27 Basf Se Aqueous polymer compositions comprising polyurethane (meth)acrylates
CN105111912B (zh) * 2015-10-08 2017-09-01 杨年富 Uv水性光固化涂料
WO2019052981A1 (en) 2017-09-13 2019-03-21 Allnex Belgium S.A. AQUEOUS RADIATION-CURABLE COMPOSITIONS
EP3594258A1 (en) * 2018-07-09 2020-01-15 Allnex Belgium, S.A. Radiation curable composition
JP7486501B2 (ja) * 2019-02-01 2024-05-17 オールネックス オーストリア ゲーエムベーハー 水性コーティング組成物のためのバインダー
EP3689986A1 (en) * 2019-02-01 2020-08-05 ALLNEX AUSTRIA GmbH Binder for aqueous coating compositions
US20230002631A1 (en) 2019-11-07 2023-01-05 Basf Se Water-washable compositions for use in 3d printing
WO2022008671A1 (en) 2020-07-10 2022-01-13 Basf Se Resin-impregnated fibrous material in the form of a sheet or a web
CN116041662B (zh) * 2021-12-14 2024-12-06 常州威斯敦粘合材料有限责任公司 弹性体聚合物、光伏透明背板用外层透明自修复涂层

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0424705A2 (en) * 1989-10-06 1991-05-02 BASF Corporation Nonionically and partially anionically stabilized waterdispersible graft copolymers
EP0453839A2 (en) * 1990-04-26 1991-10-30 Millgard Environmental Corporation Crane-mounted drill and method for in-situ treatment of contaminated soil
WO1994029398A1 (en) * 1993-06-03 1994-12-22 Dsm N.V. Radiation-curable aqueous urethane (meth)acrylate dispersions based on isocyanates, (meth)acrylate monomers and an internal emulsifier

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2759913A (en) 1952-05-20 1956-08-21 Hercules Powder Co Ltd Copolymers of compounds containing activated ethylene double bonds with active hydrogen compounds
NL7702518A (nl) * 1977-03-09 1978-09-12 Akzo Nv Werkwijze voor het bekleden van een substraat met een stralingshardbare bekledingskompositie.
US4217396A (en) 1979-05-10 1980-08-12 Armstrong Cork Company Acrylate-acetoacetate polymers useful as protective agents for floor coverings
US4408018A (en) 1982-10-29 1983-10-04 Rohm And Haas Company Acetoacetate functionalized polymers and monomers useful for crosslinking formulations
SU1150614A1 (ru) * 1983-11-16 1985-04-15 Украинский Полиграфический Институт Им.Ив.Федорова Фотоотверждаема композици подсло фотополимерной печатной формы на основе олигоэфиракрилата или олигокарбонатметакрилата
ZA852044B (en) 1984-03-29 1985-11-27 Akzo Nv Liquid coating composition curable at ambient temperature
DE3769570D1 (de) 1986-09-24 1991-05-29 Akzo Nv Waesserige ueberzugszusammensetzung und verfahren zum ueberziehen eines substrats damit.
DE3900257A1 (de) * 1989-01-06 1990-07-12 Bayer Ag Hydrophile, (meth)acryloylgruppen aufweisende polyurethane, deren verwendung als reaktive emulgatoren fuer radikalisch haertbare kunstharze, ein in wasser dispergierbares gemisch radikalisch haertbarer kunstharze und ein waessriges beschichtungsmittel auf basis eines solchen gemischs
DE3932517A1 (de) 1989-09-29 1991-04-11 Herberts Gmbh Bindemittelzusammensetzung und deren verwendung in ueberzugsmitteln
DE4012339A1 (de) * 1990-04-18 1991-10-24 Bayer Ag Waessrige loesungen oder dispersionen von (meth)acryloylgruppen aufweisenden oligourethanen, ein verfahren zu ihrer herstellung und ihre verwendung
JP2938239B2 (ja) * 1991-09-05 1999-08-23 三井化学株式会社 光硬化型水性樹脂組成物
DE4237492A1 (de) 1992-11-06 1994-05-11 Herberts Gmbh Wäßrige Bindemittelzusammensetzung, diese enthaltende Überzugsmittel und deren Verwendung
DK0678105T3 (da) 1993-01-06 1998-08-10 Akzo Nobel Nv Oligomere, sterisk hindrede polyamintværbindere ogovertræksammensætninger indeholdende disse
DE4306947A1 (de) * 1993-03-05 1994-09-08 Hoechst Ag Ungesättigte Polyurethane und deren Verwendung als reaktive Emulgatoren
JPH07138527A (ja) * 1993-11-17 1995-05-30 Dai Ichi Kogyo Seiyaku Co Ltd 放射線硬化性塗料組成物
JPH08311153A (ja) * 1995-05-23 1996-11-26 Toppan Printing Co Ltd ウレタン(メタ)アクリル系プレポリマー、重合性プレポリマー乳化剤及び活性エネルギー線硬化型水性樹脂組成物
DE19635447C1 (de) 1996-08-31 1997-11-20 Herberts Gmbh Verfahren zur Herstellung einer Reparaturlackierung
JP3911792B2 (ja) * 1997-09-30 2007-05-09 日立化成工業株式会社 光硬化性樹脂組成物及び塗料
DE19818312A1 (de) * 1998-04-23 1999-10-28 Bayer Ag Wäßriges Beschichtungssytem aus UV-härtenden Isocyanatgruppen aufweisenden Urethan(meth)acrylatisocyanaten
DE19826712A1 (de) 1998-06-16 1999-12-23 Basf Ag Strahlungshärtbare Massen, enthaltend Phenylglyoxylate

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0424705A2 (en) * 1989-10-06 1991-05-02 BASF Corporation Nonionically and partially anionically stabilized waterdispersible graft copolymers
EP0453839A2 (en) * 1990-04-26 1991-10-30 Millgard Environmental Corporation Crane-mounted drill and method for in-situ treatment of contaminated soil
WO1994029398A1 (en) * 1993-06-03 1994-12-22 Dsm N.V. Radiation-curable aqueous urethane (meth)acrylate dispersions based on isocyanates, (meth)acrylate monomers and an internal emulsifier

Also Published As

Publication number Publication date
ZA200303218B (en) 2004-02-26
US6987135B2 (en) 2006-01-17
BR0114858A (pt) 2004-02-17
DE60113707D1 (de) 2006-02-09
CN1286874C (zh) 2006-11-29
EP1328565A1 (en) 2003-07-23
AU1057402A (en) 2002-05-06
KR100806505B1 (ko) 2008-02-21
CN1471549A (zh) 2004-01-28
KR20040030439A (ko) 2004-04-09
WO2002034808A1 (en) 2002-05-02
RU2275403C2 (ru) 2006-04-27
BR0114858B1 (pt) 2011-05-03
ATE305483T1 (de) 2005-10-15
JP2004512402A (ja) 2004-04-22
IN2003CH00604A (cg-RX-API-DMAC7.html) 2005-04-15
EP1328565B1 (en) 2005-09-28
DE60113707T2 (de) 2006-07-06
IN206994B (cg-RX-API-DMAC7.html) 2007-06-29
US20020156145A1 (en) 2002-10-24
ES2250489T3 (es) 2006-04-16

Similar Documents

Publication Publication Date Title
AU2002210574B2 (en) Photoactivatable water borne coating composition
AU2002210574A1 (en) Photoactivatable water borne coating composition
KR100703854B1 (ko) 무용제 자외선 경화형 수성 도료 조성물
KR101478358B1 (ko) 폴리이소시아네이트 기재의 uv-경화성 분산액
KR101782162B1 (ko) 무-주석 수성 폴리우레탄 분산액
KR101442831B1 (ko) 코팅 조성물
JP7570455B2 (ja) 照射硬化性組成物
US7294656B2 (en) UV curable coating composition
US5571570A (en) UV curable blend compositions and processes
US20050288431A1 (en) Polyurethane dispersion prepared from a high acid functional polyester
EP0888885B1 (en) UV Curable blend compositions and processes
JPH08109238A (ja) 水分散可能な、放射線硬化可能のポリウレタンエマルジョン
US20050124714A1 (en) Coating compositions
AU2011351530B2 (en) Radiation curable coating compositions for metal
AU2020215259B9 (en) Binder for an aqueous coating composition
DE4226270A1 (de) Wasserverdünnbares Beschichtungsmittel auf Basis von Polyacrylaten und Polyisocyanaten
ES2323327T3 (es) Laminas barnizadas.
CN110520456A (zh) 多异氰酸酯固化剂、水性涂料组合物、涂膜以及涂装物
KR20120085306A (ko) 코팅 조성물 및 이를 스폿 블렌더로서 사용하는 방법
JP3664667B2 (ja) コーティング組成物
US20130143978A1 (en) Uv curable coating composition with improved scratch resistance
HK1014193A1 (en) Uv curable clearcoat compositions and process
HK1014193B (en) Uv curable clearcoat compositions and process

Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)
HB Alteration of name in register

Owner name: ALLNEX NETHERLANDS B.V.

Free format text: FORMER NAME(S): AKZO NOBEL N.V.

MK14 Patent ceased section 143(a) (annual fees not paid) or expired