KR940018440A - 2성분 폴리우레탄 코팅 조성물 및 이들의 바닥 도장 또는 밀봉용 용도 - Google Patents

2성분 폴리우레탄 코팅 조성물 및 이들의 바닥 도장 또는 밀봉용 용도 Download PDF

Info

Publication number
KR940018440A
KR940018440A KR1019940001419A KR19940001419A KR940018440A KR 940018440 A KR940018440 A KR 940018440A KR 1019940001419 A KR1019940001419 A KR 1019940001419A KR 19940001419 A KR19940001419 A KR 19940001419A KR 940018440 A KR940018440 A KR 940018440A
Authority
KR
South Korea
Prior art keywords
weight
group
diisocyanate
nco
polyisocyanate
Prior art date
Application number
KR1019940001419A
Other languages
English (en)
Other versions
KR100278336B1 (ko
Inventor
헨첼 칼-하인쯔
울리히-발터
리베리 베른트
Original Assignee
크누트 샤우에르테·귄터 슈마허
바이엘 악티엔게젤샤프트
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 크누트 샤우에르테·귄터 슈마허, 바이엘 악티엔게젤샤프트 filed Critical 크누트 샤우에르테·귄터 슈마허
Publication of KR940018440A publication Critical patent/KR940018440A/ko
Application granted granted Critical
Publication of KR100278336B1 publication Critical patent/KR100278336B1/ko

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/721—Two or more polyisocyanates not provided for in one single group C08G18/73 - C08G18/80
    • C08G18/725—Combination of polyisocyanates of C08G18/78 with other polyisocyanates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
    • C08G18/78—Nitrogen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
    • C08G18/78—Nitrogen
    • C08G18/79—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
    • 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
    • C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
    • C09D175/04—Polyurethanes

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)
  • Polyurethanes Or Polyureas (AREA)

Abstract

본 발명은 A) A1) 소정 지방족 폴리이소시아네이트 및 A2) 소정 방향족 폴리이소시아내이트를 함유하는 폴리이소시아네이트 성분, B) B1) 선택된 폴리카프로락톤 폴리올 및(또는) 선택된 폴리에테르 폴리올, 및 임의로 B2) 다른 유기 히드록실 화합물을 함유하는 폴리올 성분, 및 C) 표면 도장 기술에서 사용되는 공지된 첨가제를 주성분으로 함유하는 2성분 폴리우레탄 코팅 조성물 및 바닥 밀봉재 또는 얇은 도장재의 제조을 위한 이들 코팅 조성물의 용도에 관한 것이다.

Description

2성분 폴리우레탄 코팅 조성물 및 이들의 바닥 도장 또는 밀봉용 용도
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (6)

  1. A) A1) A1.1) 이소시아누레이트기 및 우레트디온기를 함유하고, 23℃에서의 점도가 100--300mPa·s이며 이소시아네이트기의 함량이 20-24중량%이고 우레탄기의 함량이 0-5중량%인, 헥산 1,6-디이소시아네이트로부터 제조된 1종 이상의 폴리이소시아네이트 50-100중량%, 및 A1.2) 지방(지환)족 계열의 이소시아네이트기를 함유하는 A1.1)과 다른 1종 이상의 폴리이소시아네이트 0-50중량%를 주성분으로 하는 1종 이상의 지방(지환)족 폴리이소시아네이트 50-95중량%, 및 A2) A2.1) 톨루엔 2,4-, 임으리로는 2,6-디이소시아네이트로부터 제조되고 NCO기의 함량이 12-20중량%이며 우레탄기의 함량(CHNO2로서 계산)이 12-29중량인, 1종 이상의 우레탄기 함유 폴리이소시아내이트 50-100 NCO 당량%, 및 A2.2) 방향족 계열의 이소시아네이트기를 함유하는 A2.1)과 다른 1종 이상의 폴리이소시아네이트 0-50 NCO 당량%를 주성분으로 하는 1종 이상의 방향족 폴리이소시아네이트 5-50중량%를 함유하는 폴리이소시아네이트 성분, B) B1) (i) 폴리카프롤락톤 폴리올, (ⅱ) 알킬렌 옥사이드 단위가 프로필렌 옥사이드 단위 80-100중량% 및 에틸렌 옥사이드 단위 0-20중량%로부터 얻어진 것인 폴리에테르 폴리올, 및 (ⅲ) (ⅰ)과 (ⅱ)의 혼합물로 이루어지는 군으로부터 선택된, 평균 히드록실 함량이 6-23중량%이고 평균 히드록실 관능기수가 2 내지 4인 1종 이상의 유기 폴리히드록실 화합물 50-100중량%, 및 B2) B1)과다른 1종 이상의 유기 폴리히드록실 화합물 0-50중량%를 함유하는 폴리올 성분, 및 C) 도장 기술 분야에 공지되어 있는 임의의 첨가제를 주성분으로 하고, 여기서 성분 A)와 B)는 NCO/OH 당량비 0.9:1 내지 1.3:1에 대응하는 양으로 존재하는 2성분 폴리우레탄 코팅 조성물.
  2. 제 1 항에 있어서, 지방족 폴리이소시아네이트 A1.2)가 (ⅰ) 이소시아누레이트기를 함유하고 헥산 1,6-디이소시아네이트로부터 제조되며 NCO기 함량이 20-23중량%인 우레트디온기 무함유 폴리이소시아네이트, (ⅱ) 비우레트기를 함유하고 헥산 1,6-디이소시아네이트로부터 제조되며 NCO기 함량이 21-24중량%인 폴리이소시아네이트, 및 (ⅲ) (ⅰ)과 (ⅱ)의 혼합물로 이루어지는 군중에서 선택된 것인 코팅 조성물.
  3. 제 1 항에 있어서, 방향족 폴리이소시아네이트 A2.2)가 (ⅰ) 이소시아누레이트기를 함유하고 톨루엔 2,4-, 임의로는 2,6-디이소시아네이트로부터 제조되며 NCO기의 함량이 14-18중량%인 폴리이소시아네이트, (ⅱ) 이소시아누레이트기를 함유하고 헥산 1,6-디이소시아네이트 및 톨루엔 2,4-, 임의로는 2,6-디이오시아네이트로부터 제조되며 NCO기의 함량이 15-20중량%인 폴리이소시아네이트 및 (ⅲ) (ⅰ)과 (ⅱ)의 혼합물로 이루어지는 군중에서 선택된 것인 코팅 조성물.
  4. 제 2 항에 있어서, 방향족 폴리이소시아네이트 A2.2)가 (ⅰ) 이소시아누레이트기를 함유하고 톨루엔 2,4-, 임의로는 2,6-디이소시아네이트로부터 제조되며 NCO기의 함량이 톨루엔 2,4-, 임의로는 2,6-디이소시아네이트로부터 제조되며 NCO기의 함량이 14-18중량%인 폴리이소시아네이트, (ⅱ) 이소시아누레이트기를 함유하고 헥산 1,6-디이소시아네이트 및 톨루엔 2,4- 임으로는 2,6-디이소시아네이트로부터 제조되며 NCO기의 함량이 15-20중량%인 폴리이소시아네이트, 및 (ⅲ) (ⅰ)과 (ⅱ)의 혼합물로 이루어지는 군 중에서 선택된 것인 코팅 조성물.
  5. 제 1 항에 있어서, 폴리올 성분 B2)가 에테르 및(또는) 에스테르기를 함유할 수 있는 분자량 62-2,000의 폴리히드록실 화합물중에서 선택된 것인 코팅 조성물.
  6. 제 1 항의 코팅 조성물로 도장 또는 밀봉된 바닥.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019940001419A 1993-01-28 1994-01-27 2성분 폴리우레탄 코팅 조성물 및 이들의 바닥 도장 또는 밀봉용 용도 KR100278336B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4302266A DE4302266A1 (de) 1993-01-28 1993-01-28 Zweikomponenten-Polyurethanbeschichtungsmassen und ihre Verwendung
DEP4302266.9 1993-01-28

Publications (2)

Publication Number Publication Date
KR940018440A true KR940018440A (ko) 1994-08-18
KR100278336B1 KR100278336B1 (ko) 2001-01-15

Family

ID=6479059

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019940001419A KR100278336B1 (ko) 1993-01-28 1994-01-27 2성분 폴리우레탄 코팅 조성물 및 이들의 바닥 도장 또는 밀봉용 용도

Country Status (7)

Country Link
US (1) US5502148A (ko)
EP (1) EP0608738B1 (ko)
JP (1) JPH06240205A (ko)
KR (1) KR100278336B1 (ko)
AT (1) ATE156153T1 (ko)
CA (1) CA2114043A1 (ko)
DE (2) DE4302266A1 (ko)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19500119A1 (de) * 1995-01-04 1996-07-11 Bayer Ag Verfahren zur Herstellung von Alkylcarbonsäure-4-Hydroxyaniliden
KR100540410B1 (ko) * 1996-08-23 2006-03-23 바이엘 악티엔게젤샤프트 결합제조성물,및금속기재및무기기재코팅을위한그의용도
AUPO695497A0 (en) * 1997-05-26 1997-06-12 Barry, Kevin Francis End of line pipeliner
US6258918B1 (en) 1998-04-22 2001-07-10 3M Innovative Properties Company Flexible polyurethane material
GB9828444D0 (en) * 1998-12-24 1999-02-17 Ici Plc Coating composition
AU5149500A (en) * 1999-05-20 2000-12-12 Sport Court, Inc. Method and apparatus for coating a floor tile
JP2003531759A (ja) * 2000-04-28 2003-10-28 イーコラブ インコーポレイティド 剥離可能なラミネート仕上げ
AU2001253777B2 (en) * 2000-04-28 2005-05-19 Ecolab Inc. Antimicrobial composition
US6544942B1 (en) * 2000-04-28 2003-04-08 Ecolab Inc. Phase-separating solvent composition
US20040058089A1 (en) * 2001-10-10 2004-03-25 Sport Court, Inc. Floor tile coating method and system
US6562414B2 (en) 2001-10-10 2003-05-13 Sport Court, Inc. Method of coating polyolefin floor tile
US20050187369A1 (en) * 2003-05-20 2005-08-25 Ju-Kil Lee One-part polyurethane resin composition, method of preparing the same, and method of preparing a paint composition having the same
US20070044412A1 (en) * 2003-06-24 2007-03-01 Forster Cheryl M Interlocking floorboard tile system and method of manufacture
US20050037194A1 (en) * 2003-08-15 2005-02-17 Kimberly-Clark Worldwide, Inc. Thermoplastic polymers with thermally reversible and non-reversible linkages, and articles using same
US7748177B2 (en) * 2004-02-25 2010-07-06 Connor Sport Court International, Inc. Modular tile with controlled deflection
US7849642B2 (en) 2004-03-12 2010-12-14 Connor Sport Court International, Inc. Tile with wide coupling configuration and method for the same
US8397466B2 (en) * 2004-10-06 2013-03-19 Connor Sport Court International, Llc Tile with multiple-level surface
US8407951B2 (en) 2004-10-06 2013-04-02 Connor Sport Court International, Llc Modular synthetic floor tile configured for enhanced performance
US20090235605A1 (en) * 2004-10-06 2009-09-24 Thayne Haney Method of Making A Modular Synthetic Floor Tile Configured For Enhanced Performance
USD656250S1 (en) 2005-03-11 2012-03-20 Connor Sport Court International, Llc Tile with wide mouth coupling
JP4952984B2 (ja) * 2006-07-14 2012-06-13 Ｄｉｃ株式会社 ウレタン系床材
JP5279184B2 (ja) * 2006-12-19 2013-09-04 アイカ工業株式会社 塗床材組成物
US8541059B2 (en) * 2007-09-10 2013-09-24 Prc-Desoto International, Inc. Polyurethane coatings with improved interlayer adhesion
JP2010232089A (ja) * 2009-03-27 2010-10-14 Sanyo Electric Co Ltd 密閉型電池
WO2018076198A1 (en) * 2016-10-26 2018-05-03 Covestro Deutschland Ag Tdi based polyisocyanate mixture with a high solids content
WO2018076199A1 (en) * 2016-10-26 2018-05-03 Covestro Deutschland Ag Tdi based low-viscosity polyisocyanates with isocyanurate groups
CN108264837B (zh) * 2018-02-13 2020-08-07 石家庄市油漆厂 无溶剂聚氨酯自流平地坪面漆及其制备工艺

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1167524B (de) * 1961-11-10 1964-04-09 Bayer Ag Verfahren zur Herstellung schlagfester, vernetzter Formkoerper einschliesslich der Herstellung von Schaumstoffen, auf der Grundlage von Vinyl-Polymerisaten
BE636055A (ko) * 1962-08-09
GB1166316A (en) * 1966-02-02 1969-10-08 Bayer Ag Polymerization of Aromatic Polyisocyanates
US3494888A (en) * 1966-08-30 1970-02-10 Wilbur R Mcelroy Resin compositions from polyepoxides and isocyanate polymers
US3580881A (en) * 1970-02-27 1971-05-25 Henry J Lee Polyurethane coating system
US3998794A (en) * 1972-04-29 1976-12-21 Bayer Aktiengesellschaft Polyurethane polyureas which contain uretdione groups
CA1112243A (en) * 1978-09-08 1981-11-10 Manfred Bock Process for the preparation of polyisocyanates containing isocyanurate groups and the use thereof
DE3511754A1 (de) * 1985-03-30 1986-10-09 Rhein-Chemie Rheinau Gmbh, 6800 Mannheim Reaktionsfaehige masse auf polyurethanbasis und deren verwendung zur herstellung von beschichtungen
DE3621706A1 (de) * 1986-06-28 1988-01-07 Bayer Ag Verfahren zur herstellung von isocyanatgruppen aufweisenden prepolymeren, die nach diesem verfahren erhaeltlichen prepolymeren und ihre verwendung als bindemittel in einkomponentenlacken
US4788262A (en) * 1986-12-08 1988-11-29 Mobay Corporation Polyisocyanate blends with improved compatibility with coreactants
EP0275010B1 (de) * 1987-01-14 1991-11-21 Bayer Ag Verfahren zur Herstellung von Polyurethan-Formteilen
GB2203159B (en) * 1987-04-03 1990-12-12 Asahi Chemical Ind An isocyanurate polyisocyanate and its use as a curing agent for a two-component polyurethane composition
DE3739261A1 (de) * 1987-11-18 1989-06-01 Bayer Ag Verfahren zur herstellung von urethangruppen aufweisenden polyisocyanaten und ihre verwendung
DE3809261A1 (de) * 1988-03-19 1989-09-28 Bayer Ag Verfahren zur herstellung von uretdion- und isocyanuratgruppen aufweisenden polyisocyanatgemischen
DE3815237A1 (de) * 1988-05-05 1989-11-16 Bayer Ag Verfahren zur herstellung von modifizierten polyisocyanaten, die nach diesem verfahren erhaeltlichen polyisocyanate und ihre verwendung als bindemittel oder bindemittelkomponente
DE3900053A1 (de) * 1989-01-03 1990-07-12 Bayer Ag Verfahren zur herstellung von uretdion- und isocyanuratgruppen aufweisenden polyisocyanaten, die nach diesem verfahren erhaeltlichen polyisocyanate und ihre verwendung in zweikomponenten-polyurethanlacken
DE4029809A1 (de) * 1990-09-20 1992-03-26 Bayer Ag Polyisocyanatgemisch, ein verfahren zu seiner herstellung und seine verwendung in polyurethanlacken
JP3055197B2 (ja) * 1991-01-14 2000-06-26 日本ポリウレタン工業株式会社 ポリウレタン接着剤組成物
DE4229183A1 (de) * 1992-09-02 1994-03-03 Basf Ag Verfahren zur Herstellung von niedrigviskosen Isocyanurat- und Urethangruppen enthaltenden Polyisocyanatmischungen
JP3243023B2 (ja) * 1992-12-04 2002-01-07 株式会社イノアックコーポレーション 一成分型ポリウレタン系接着剤及びその使用方法

Also Published As

Publication number Publication date
EP0608738A1 (de) 1994-08-03
DE59403490D1 (de) 1997-09-04
KR100278336B1 (ko) 2001-01-15
US5502148A (en) 1996-03-26
ATE156153T1 (de) 1997-08-15
JPH06240205A (ja) 1994-08-30
EP0608738B1 (de) 1997-07-30
CA2114043A1 (en) 1994-07-29
DE4302266A1 (de) 1994-08-04

Similar Documents

Publication Publication Date Title
KR940018440A (ko) 2성분 폴리우레탄 코팅 조성물 및 이들의 바닥 도장 또는 밀봉용 용도
KR950005870A (ko) 낮은 용융 점성도를 갖는 우레트디온 분말 코팅 가교제
EP1036103B2 (en) Modified polyurethane hotmelt adhesive
US6649084B2 (en) Polyisocyanate curing agent for laminate adhesive, and laminate adhesive using the same
KR950032362A (ko) 열경화성, 일액형 폴리우레탄 반응 조성물
CA2125237A1 (en) Polyisocyanates containing allophanate and isocyanurate groups, a process for their production from cyclic diisocyanates and their use in two-component coating compositions
TR200002582T2 (tr) Poliüretan ve poliüretan içeren terkip.
CA2093884A1 (en) Polyisocyanates containing allophanate and isocyanurate groups, a process for their production from a mixture of diisocyanates and their use in two-component coating compositions
KR940014490A (ko) 적어도 부분적으로 블록화된 유기 폴리이소시아네이트, 그의 제조 방법 및 코팅 조성물로서의 그의 용도
US3830785A (en) Thermosetting polyurethane coatings based on blocked cyclo-aliphatic diisocyanates
DE19619538A1 (de) Alkoxysilan- und Hydantoingruppen aufweisende Polyurethanprepolymere, ein Verfahren zu ihrer Herstellung sowie ihre Verwendung zur Herstellung von Dichtstoffen
KR930000639A (ko) 도료 배합 조성물
EP0065203A2 (de) Verfahren zur splittersicheren Beschichtung von Glasoberflächen
DE3262577D1 (en) Use of one or several components systems as or for the production of glass construction sealing masses
KR960034250A (ko) 휘발성 유기물 함량이 매우 낮은 폴리우레탄 피복물
KR960004476A (ko) 내광성 무용매 폴리우레탄 코팅 조성물 및 코팅 제조를 위한 그의 용도
CA2156011A1 (en) Isocyanate prepolymers, a process for their preparation and their use
CA2119827A1 (en) Two-component aqueous polyurethane dispersions having improved pot life and coatings prepared therefrom
CA2174305A1 (en) Method of producing gaskets from polyurethane/urea compositions and gaskets produced therefrom
AU616268B2 (en) Flock adhesive composition
US3829533A (en) Polyurethane adhesives based on omega,omega'-diisocyanate dimethylcyclohexane
EP0407829A2 (de) Hitzehärtbare Gemische und ihre Verwendung zur Herstellung von Beschichtungen von hitzeresistenten Substraten
EP0406604A3 (en) Process for the preparation of a coating agent
JPH03265621A (ja) ポリウレタン樹脂組成物
KR950018119A (ko) 열-안정성, 높은 탄성, 내마모성의 폴리우레탄/폴리에스테르 3-블록 중부가물, 이것의 제조 및 사용방법

Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20030925

Year of fee payment: 4

LAPS Lapse due to unpaid annual fee