KR930005968A - 방향족 이소시아네이트 화합물의 착색 방지법 - Google Patents

방향족 이소시아네이트 화합물의 착색 방지법 Download PDF

Info

Publication number
KR930005968A
KR930005968A KR1019920016261A KR920016261A KR930005968A KR 930005968 A KR930005968 A KR 930005968A KR 1019920016261 A KR1019920016261 A KR 1019920016261A KR 920016261 A KR920016261 A KR 920016261A KR 930005968 A KR930005968 A KR 930005968A
Authority
KR
South Korea
Prior art keywords
isocyanate compound
aromatic isocyanate
prevention method
coloring prevention
coloring
Prior art date
Application number
KR1019920016261A
Other languages
English (en)
Other versions
KR100234581B1 (ko
Inventor
도시아키 이모카와
Original Assignee
클라우스-디터 좀머펠트
스미토모 바이엘 우레탄 캄파니 리미티드
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 클라우스-디터 좀머펠트, 스미토모 바이엘 우레탄 캄파니 리미티드 filed Critical 클라우스-디터 좀머펠트
Publication of KR930005968A publication Critical patent/KR930005968A/ko
Application granted granted Critical
Publication of KR100234581B1 publication Critical patent/KR100234581B1/ko

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/06—Phosphorus compounds without P—C bonds
    • C07F9/08—Esters of oxyacids of phosphorus
    • C07F9/141—Esters of phosphorous acids
    • C07F9/145—Esters of phosphorous acids with hydroxyaryl compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/18—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/06—Phosphorus compounds without P—C bonds
    • C07F9/08—Esters of oxyacids of phosphorus
    • C07F9/141—Esters of phosphorous acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyurethanes Or Polyureas (AREA)

Abstract

본 발명은 하기 일반식의 유기 아인산 에스테르, 2,6-디-3급-부틸-4-메틸페놀 및 트리페닐 포스파이트를 방향족 이소시아네이트 화합물에 가함을 특징으로 하여, 방향족 이소시아네이트 화합물의 착색을 방지하는 방법에 관한 것이다.
상기식에서, R1, R2, R3및 R4는 동일하거나 상이하며, 각각 C4-20탄화수소 그룹이다.

Description

방향족 이소시아네이트 화합물의 착색 방지법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (1)

  1. 하기 일반식의 유기 아인산 에스테르, 2,6-디-3급-부틸-4-메틸페놀 및 트리페닐 포스파이트를 방향족 이소시아네이트 화합물에 가함을 특징으로 하여, 방향족 이소시아네이트 화합물의 착색을 방지하는 방법.
    상기식에서, R1, R2, R3및 R4는 동일하거나 상이하며, 각각 C4-20탄화수소 그룹이다.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019920016261A 1991-09-09 1992-09-07 방향족 이소시아네이트 화합물의 착색 방지법 KR100234581B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP91-227898 1991-09-09
JP3227898A JP2988755B2 (ja) 1991-09-09 1991-09-09 芳香族イソシアネート化合物の着色防止法

Publications (2)

Publication Number Publication Date
KR930005968A true KR930005968A (ko) 1993-04-20
KR100234581B1 KR100234581B1 (ko) 1999-12-15

Family

ID=16868040

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019920016261A KR100234581B1 (ko) 1991-09-09 1992-09-07 방향족 이소시아네이트 화합물의 착색 방지법

Country Status (8)

Country Link
US (1) US5258548A (ko)
EP (1) EP0531803B1 (ko)
JP (1) JP2988755B2 (ko)
KR (1) KR100234581B1 (ko)
BR (1) BR9203478A (ko)
CA (1) CA2077632A1 (ko)
DE (1) DE69202945T2 (ko)
ES (1) ES2075986T3 (ko)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4331085A1 (de) * 1993-09-13 1995-03-16 Basf Ag Stabile, nach phosgenfreien Verfahren erhältliche Polyisocyanatzusammensetzungen und ein Verfahren zu ihrer Herstellung
DE4331083A1 (de) * 1993-09-13 1995-03-16 Basf Ag Lagerstabile, nach phosgenfreien Verfahren erhältliche Polyisocyanatzusammensetzungen, ein Verfahren zu ihrer Herstellung und ihre Verwendung
JPH0867662A (ja) * 1994-08-30 1996-03-12 Sumitomo Bayer Urethane Kk 液状のジフェニルメタンジイソシアネートの製造法
DE19914291A1 (de) * 1999-03-30 2000-10-05 Bayer Ag Verfahren zur Absenkung des Chlorgehaltes von niedermolekularen Isocyanaten
TW593450B (en) * 2001-03-21 2004-06-21 Hoya Corp Transparent molded articles, optical components, plastic lenses and preparation method thereof
DE10327009A1 (de) * 2003-06-12 2004-12-30 Basf Ag Mischungen enthaltend Isocyanat und Stabilisator
EP1732965B1 (en) * 2003-07-14 2014-02-26 Vencorex US, Inc. Improved color stability of isocyanates
DE102004005320A1 (de) * 2004-02-04 2005-08-25 Bayer Materialscience Ag Herstellung von Di- und Polysocyanaten der Diphenylmethanreihe mit definierter Acidität
JP2005298365A (ja) * 2004-04-07 2005-10-27 Mitsui Takeda Chemicals Inc 有機ポリイソシアネート組成物
DE102004058173A1 (de) * 2004-12-02 2006-06-08 Degussa Ag Lagerstabile aliphatische, cycloaliphatische oder (cyclo)aliphatische Diisocyanate
EP3105275B1 (en) 2014-02-14 2019-01-09 Basf Se Method of preparing a polycarbodiimide polymer and polycarbodiimide polymer prepared thereby
FR3078707B1 (fr) * 2018-03-06 2020-12-25 Vencorex France Composition de polyisocyanates
WO2024049033A1 (ko) * 2022-08-31 2024-03-07 한화솔루션 주식회사 이소시아네이트 조성물

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2437867A (en) * 1946-06-01 1948-03-16 Du Pont Organic isocyanates
US2957903A (en) * 1959-03-24 1960-10-25 Du Pont Stabilization of organic isocyanates
GB1014043A (en) * 1963-07-01 1965-12-22 Ici Ltd Isocyanate compositions
US3585229A (en) * 1968-06-21 1971-06-15 Kaiser Aluminium Chem Corp Decolorization of aromatic isocyanates
US3715381A (en) * 1969-06-11 1973-02-06 Allied Chem Polyisocyanate compositions stabilized against discoloration
DE2930411C2 (de) * 1979-07-26 1982-10-21 Bayer Ag, 5090 Leverkusen Verwendung von Diisocyanatgemischen der Diphenylmethanreihe als Lösungsmittel für Hilfs- und Zusatzmittel für aromatische Polyisocyanate.
JPS5782358A (en) * 1980-11-13 1982-05-22 Mitsui Toatsu Chem Inc Prevention of coloring of aromatic isocyanate compound
JPS59189116A (ja) * 1983-04-11 1984-10-26 Nippon Polyurethan Kogyo Kk 着色安定化ポリイソシアネ−ト組成物の製造方法
US4677154A (en) * 1985-12-18 1987-06-30 Basf Corporation Stabilizer package for polyurethane comprising a substituted cresol and another costabilizer
US4724247A (en) * 1986-07-18 1988-02-09 Ethyl Corporation Antioxidant aromatic diphosphites
EP0445608B1 (de) * 1990-03-07 1994-06-08 Bayer Ag Stabilisierung von organischen Polyisocyanaten

Also Published As

Publication number Publication date
EP0531803A3 (en) 1993-05-19
KR100234581B1 (ko) 1999-12-15
EP0531803B1 (en) 1995-06-14
BR9203478A (pt) 1993-04-27
EP0531803A2 (en) 1993-03-17
JPH0565264A (ja) 1993-03-19
CA2077632A1 (en) 1993-03-10
DE69202945D1 (de) 1995-07-20
JP2988755B2 (ja) 1999-12-13
US5258548A (en) 1993-11-02
DE69202945T2 (de) 1995-11-02
ES2075986T3 (es) 1995-10-16

Similar Documents

Publication Publication Date Title
KR930005968A (ko) 방향족 이소시아네이트 화합물의 착색 방지법
CO4560475A1 (es) Un producto de carbon modificado
KR927003540A (ko) 3-벤질리덴-1-카르바모일-2-피롤리돈 유사체
KR960704919A (ko) 신규인 펩티드 유도체 (novel peptide derivative)
DK0634491T3 (da) Modificeret olieindhold i frø
NO910399D0 (no) Anvendelse av trialkanolaminpolyetere som demulgatorer for olje-i-vann-emulsjoner.
ES2080721T3 (es) Agentes tensoactivos de silicona.
KR890014688A (ko) 폴리아릴렌 설파이드 수지조성물
KR910004589A (ko) 3-페닐벤조푸란-2-온
KR910016860A (ko) 유기 폴리이소시아네이트의 안정화 방법
KR920018183A (ko) 감광성 중합체 재료
KR940014316A (ko) 디페닐메탄 디이소시아네이트계 화합물의 착색 방지 방법
KR920005847A (ko) 수중 오염방지 조성물
KR960007552A (ko) 액체 디페닐메탄 디이소시아네이트의 제조 방법
ES2195803T1 (es) Monomeros y oligomeros de silicona que tienen un grupo funcional carboxilo.
FR2298710A1 (fr) Dispositif de pompage pour puits, tels que puits de petrole
KR910700283A (ko) 모노이소시아네이트 캡핑된 에폭시 수지
AU532886B2 (en) Halogenated hydrocarbons
KR910002338A (ko) 오염 방지제
DE69102750D1 (de) Kohlenwasserstoffölzusammensetzungen.
IT7823708A0 (it) Eliminazione di solfuro d'idrogeno da pozzi di petrolio.
KR940005807A (ko) 가죽과 모피의 타닝 방법
IT1222752B (it) Metodo di marcatura di prodotti petroliferi e di solventi organici
KR880009095A (ko) 자외선 경화성 겔 조성물
DK0559264T3 (da) Fremgangsmåde til stabilisering af en hydrofluoralkan og sammensætninger omfattende mindst en hydrofluoralkan

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: 20090910

Year of fee payment: 11

LAPS Lapse due to unpaid annual fee