JP5124089B2 - カルボジイミド基及び/又はウレトンイミン基を有する、色数が低い液状の貯蔵安定性有機イソシアネートの製造方法 - Google Patents
カルボジイミド基及び/又はウレトンイミン基を有する、色数が低い液状の貯蔵安定性有機イソシアネートの製造方法 Download PDFInfo
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- JP5124089B2 JP5124089B2 JP2005354922A JP2005354922A JP5124089B2 JP 5124089 B2 JP5124089 B2 JP 5124089B2 JP 2005354922 A JP2005354922 A JP 2005354922A JP 2005354922 A JP2005354922 A JP 2005354922A JP 5124089 B2 JP5124089 B2 JP 5124089B2
- Authority
- JP
- Japan
- Prior art keywords
- group
- isocyanate
- ester
- organic isocyanate
- uretonimine
- 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 - Fee Related
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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
- C08G18/70—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
- C08G18/797—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates containing carbodiimide and/or uretone-imine groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C267/00—Carbodiimides
-
- 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
- C08G18/02—Polymeric products of isocyanates or isothiocyanates of isocyanates or isothiocyanates only
- C08G18/025—Polymeric products of isocyanates or isothiocyanates of isocyanates or isothiocyanates only the polymeric products containing carbodiimide groups
-
- 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
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
-
- 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
- C08G18/48—Polyethers
- C08G18/4833—Polyethers containing oxyethylene units
- C08G18/4837—Polyethers containing oxyethylene units and other oxyalkylene units
- C08G18/4841—Polyethers containing oxyethylene units and other oxyalkylene units containing oxyethylene end groups
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Polyurethanes Or Polyureas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Description
芳香族ジイソシアネート、例えばトルエン−2,4−及び/又はトルエン−2,6−ジイソシアネート(TDI)、2,2′−、2,4′−及び/又は4,4′−メチレンジフェニルジイソシアネート(MDI)又はかかる芳香族ジイソシアネートの任意の混合物、80〜100質量%のモノメリックメチレンジフェニルジイソシアネート異性体と0〜20質量%の二官能性よりも高官能性のメチレンジフェニル系列のポリイソシアネートとを含有し、メチレンジフェニルジイソシアネート異性体が0〜100質量%の4,4′−メチレンジフェニルジイソシアネートと、100〜0質量%の2,4′−メチレンジフェニルジイソシアネートと、0〜8質量%の2,2′−メチレンジフェニルジイソシアネートとからなり、かつ挙げられたパーセントが合計100%であるメチレンジフェニル系列のポリイソシアネート混合物が特に好適である。
イソシアネート 4,4′−メチレンジフェニルジイソシアネート、NCO含有率:33.6質量%(DESMODUR44M Bayer AG社製)
ホスホリンオキシド型触媒 トルエン中の10%の1−メチル−1−オキソ−1−ホスファシクロペント−2−エンと1−メチル−1−オキソ−1−ホスファシクロペント−3−エンとの工業用混合物
ポリオール 第1級OH基が80〜90%、官能性が3、OH数が28mgKOH/g、かつ25℃での粘度が約1200mPasのプロピレンオキシド単位及びエチレンオキシド単位のポリエーテル(MULTRANOL3901 Bayer Corp.社製)
3,5−ジ−t−ブチル−4−ヒドロキシトルエン750ppmを含有する、ハーゼン色数が<15APHAの工業用4,4′−MDI(DESMODUR44M)10kgを、N2下で撹拌しつつ60℃まで加熱し、そして触媒溶液(2.5ppm;0.2ミリモル)250mgを添加した。この反応混合物を、N2下で撹拌しつつ240分にわたり約95℃まで加熱した。カルボジイミド化を関連する停止剤の添加により停止させ、そして撹拌を1時間にわたり続けた。本発明による実施例では、トリフルオロメタンスルホン酸メチルエステル(TFMSME)又はトリフルオロメタンスルホン酸エチルエステル(TFMSEE)及び場合によりイソフタル酸二塩化物(IPDC)を、第1表に挙げられている量で使用した。トリメチルシリルトリフルオロメタンスルホネート(TMST)を比較例1及び比較例2で、トリフルオロメタンスルホン酸(TFMSS)を比較例3で、それぞれ第1表に挙げられた量で使用した。この結果を以下の第1表にまとめる。
167gのMULTRANOL3901を、それぞれの場合に前記に挙げられた手順により製造されたイソシアネート500gに、50℃でN2下で撹拌しつつ添加して、そしてこの混合物を更に2時間にわたりN2下で撹拌しつつ80℃で維持させた。このプレポリマーの分析に基づく特性決定を、翌日に実施した。プレポリマーの安定性を測定するために、等温圧力試験(12時間/90℃)を実施した。この結果を以下の第1表にまとめる。
Claims (4)
- カルボジイミド基及び/又はウレトンイミン基を有する有機イソシアネートを製造するにあたり、ハーゼン色数が≦100APHAの1種以上の有機イソシアネートをホスホリン型触媒を用いて部分的にカルボジイミド化して、そしてこのカルボジイミド化反応を停止させる方法において、前記カルボジイミド化反応を、
CF 3 −SO 3 −R 1
[式中、R 1 は、脂肪族基、脂環式基、又は芳香脂肪族基を示す]
で表されるトリフルオロメタンスルホン酸のエステル、
OP(OR 3 ) 3
[式中、R 3 は、脂肪族基、脂環式基、又は芳香脂肪族基を示す]
で表される無機酸のエステル、又は、
R 4 3 OY
[式中、R 4 は、メチル基又はエチル基を示し、Yは、テトラフルオロボレート、ヘキサフルオロホスフェート又はヘキサフルオロアンチモネートを示す]
で表されるトリアルキルオキソニウム化合物から選択されるアルキル化剤を用いて停止させることを特徴とする方法。 - アルキル化剤が、
CF 3 −SO 3 −R 1
[式中、R 1 は、脂肪族基、脂環式基、又は芳香脂肪族基を示す]
で表されるトリフルオロメタンスルホン酸のエステル
である、請求項1に記載の方法。 - アルキル化剤が、トリフルオロメタンスルホン酸のメチルエステル、エチルエステル、プロピルエステル、ブチルエステル、又はペンチルエステルから選択される、請求項1または2に記載の方法。
- 請求項1から3までのいずれか1項に記載の方法により製造されたカルボジイミド基及び/又はウレトンイミン基を有する有機イソシアネート。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004060038.4 | 2004-12-14 | ||
DE102004060038A DE102004060038A1 (de) | 2004-12-14 | 2004-12-14 | Verfahren zur Herstellung flüssiger, lagerstabiler Carbodiimid- und/oder Uretonimingruppen aufweisender organischer Isocyanate mit niedriger Farbzahl |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006169243A JP2006169243A (ja) | 2006-06-29 |
JP5124089B2 true JP5124089B2 (ja) | 2013-01-23 |
Family
ID=36035773
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005354922A Expired - Fee Related JP5124089B2 (ja) | 2004-12-14 | 2005-12-08 | カルボジイミド基及び/又はウレトンイミン基を有する、色数が低い液状の貯蔵安定性有機イソシアネートの製造方法 |
Country Status (11)
Country | Link |
---|---|
US (1) | US7745659B2 (ja) |
EP (1) | EP1671988B1 (ja) |
JP (1) | JP5124089B2 (ja) |
KR (1) | KR101292358B1 (ja) |
AT (1) | ATE460443T1 (ja) |
BR (1) | BRPI0505585A (ja) |
DE (2) | DE102004060038A1 (ja) |
ES (1) | ES2340858T3 (ja) |
PT (1) | PT1671988E (ja) |
SG (1) | SG123710A1 (ja) |
TW (1) | TW200633961A (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006000825A1 (de) * | 2006-01-05 | 2007-07-12 | Bayer Materialscience Ag | Verfahren zur Herstellung flüssiger, lagerstabiler Carbodiimidgruppen aufweisender organischer Isocyanate |
DE102006000822A1 (de) * | 2006-01-05 | 2007-07-12 | Bayer Materialscience Ag | Verfahren zur Herstellung flüssiger, lagerstabiler Carbodiimid- und/oder Uretonimingruppen aufweisender organischer Isocyanate |
DE102006000833A1 (de) * | 2006-01-05 | 2007-07-12 | Bayer Materialscience Ag | Verfahren zur Herstellung flüssiger, lagerstabiler Carbodiimid- und/oder Uretonimingruppen aufweisender organischer Isocyanate |
JP5041794B2 (ja) * | 2006-12-07 | 2012-10-03 | 住化バイエルウレタン株式会社 | 変性ポリイソシアネートの製造方法 |
US8901187B1 (en) | 2008-12-19 | 2014-12-02 | Hickory Springs Manufacturing Company | High resilience flexible polyurethane foam using MDI |
US20100160470A1 (en) * | 2008-12-23 | 2010-06-24 | Smiecinski Theodore M | Flexible Polyurethane Foam |
US8906975B1 (en) | 2009-02-09 | 2014-12-09 | Hickory Springs Manufacturing Company | Conventional flexible polyurethane foam using MDI |
WO2011120750A1 (en) * | 2010-03-30 | 2011-10-06 | Huntsman International Llc | Method to produce uretonimine-modified isocyanate composition |
EP3262091B1 (de) | 2015-02-26 | 2019-12-25 | Covestro Deutschland AG | Verfahren zur herstellung einer polycarbodiimide umfassenden zusammensetzung mit verbesserter lagerstabilität |
JP2019529393A (ja) | 2016-09-08 | 2019-10-17 | コベストロ、ドイチュラント、アクチエンゲゼルシャフトCovestro Deutschland Ag | カルボジイミドおよび/またはウレトンイミン基を有し、かつ低色数を有する液状、保存安定性の有機イソシアネートの製造方法 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2853473A (en) * | 1956-08-27 | 1958-09-23 | Du Pont | Production of carbodiimides |
DE2009179C3 (de) * | 1970-02-27 | 1974-07-11 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Allophanatpoly isocy anaten |
DE2504334A1 (de) * | 1975-02-01 | 1976-08-05 | Bayer Ag | Hochmolekulare, unloesliche carbodiimidisierungskatalysatoren |
DE2537685C2 (de) * | 1975-08-23 | 1989-04-06 | Bayer Ag, 5090 Leverkusen | Verfahren zur teilweisen Carbodiimidisierung der Isocyanatgruppen von organischen Polyisocyanaten |
DE2606419A1 (de) * | 1976-02-18 | 1977-08-25 | Basf Ag | Lagerbestaendige, fluessige carbodiimidgruppen aufweisende polyisocyanate und verfahren zu ihrer herstellung |
US4424288A (en) * | 1981-12-24 | 1984-01-03 | Basf Wyandotte Corporation | Carbodiimide-modified polymethylene polyphenylene polyisocyanates for use in the preparation of polyisocyanurate-polyurethane foams |
DE3225269A1 (de) * | 1982-07-06 | 1984-01-12 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von 7-amino-1-dethia-1-oxa-3-hydroxymethyl-cephem-4-carbonsaeuren |
DE3443342A1 (de) * | 1984-11-28 | 1986-05-28 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von modifizierten polyisocyanaten, die nach diesem verfahren erhaeltlichen verbindungen und ihre verwendung in polyurethanlacken |
DE4117384A1 (de) * | 1991-05-28 | 1992-12-03 | Bayer Ag | Verfahren zur herstellung fluessiger, lagerstabiler carbodiimid- und/oder uretonimingruppen aufweisender organischer isocyanate und ihre verwendung zur herstellung von polyurethankunststoffen |
DE4217525A1 (de) * | 1992-05-27 | 1993-12-02 | Bayer Ag | Verfahren zur Standardisierung und Stabilisierung von organischen Polyisocyanaten und ihre Verwendung |
JP3333252B2 (ja) * | 1992-12-24 | 2002-10-15 | 住化バイエルウレタン株式会社 | ジフェニルメタンジイソシアネート系化合物の着色防止法 |
DE4302697A1 (de) * | 1993-02-01 | 1994-08-04 | Bayer Ag | Verfahren zur Herstellung organischer Carbodiimide und ihre Verwendung als Kunststoff-Stabilisatoren |
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 |
US6120699A (en) * | 1998-09-21 | 2000-09-19 | Basf Corporation | Storage stable methylene bis(phenylisocyanate) compositions |
TWI231302B (en) * | 1999-05-18 | 2005-04-21 | Rohm & Haas | Method of improving stability of aromatic polycarbodiimides |
-
2004
- 2004-12-14 DE DE102004060038A patent/DE102004060038A1/de not_active Withdrawn
-
2005
- 2005-12-01 ES ES05026192T patent/ES2340858T3/es active Active
- 2005-12-01 DE DE502005009182T patent/DE502005009182D1/de active Active
- 2005-12-01 PT PT05026192T patent/PT1671988E/pt unknown
- 2005-12-01 EP EP05026192A patent/EP1671988B1/de not_active Not-in-force
- 2005-12-01 AT AT05026192T patent/ATE460443T1/de not_active IP Right Cessation
- 2005-12-08 JP JP2005354922A patent/JP5124089B2/ja not_active Expired - Fee Related
- 2005-12-08 US US11/298,727 patent/US7745659B2/en not_active Expired - Fee Related
- 2005-12-13 SG SG200508037A patent/SG123710A1/en unknown
- 2005-12-13 TW TW094143958A patent/TW200633961A/zh unknown
- 2005-12-13 KR KR1020050122228A patent/KR101292358B1/ko not_active IP Right Cessation
- 2005-12-14 BR BRPI0505585-7A patent/BRPI0505585A/pt not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
EP1671988A3 (de) | 2008-05-21 |
SG123710A1 (en) | 2006-07-26 |
US20060128928A1 (en) | 2006-06-15 |
ES2340858T3 (es) | 2010-06-10 |
KR101292358B1 (ko) | 2013-08-01 |
PT1671988E (pt) | 2010-05-12 |
ATE460443T1 (de) | 2010-03-15 |
EP1671988B1 (de) | 2010-03-10 |
BRPI0505585A (pt) | 2006-09-12 |
TW200633961A (en) | 2006-10-01 |
KR20060067840A (ko) | 2006-06-20 |
US7745659B2 (en) | 2010-06-29 |
EP1671988A2 (de) | 2006-06-21 |
JP2006169243A (ja) | 2006-06-29 |
DE502005009182D1 (de) | 2010-04-22 |
DE102004060038A1 (de) | 2006-06-22 |
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