BR9909029A - Estabilização de poliisocianatos orgânicos - Google Patents

Estabilização de poliisocianatos orgânicos

Info

Publication number
BR9909029A
BR9909029A BR9909029-5A BR9909029A BR9909029A BR 9909029 A BR9909029 A BR 9909029A BR 9909029 A BR9909029 A BR 9909029A BR 9909029 A BR9909029 A BR 9909029A
Authority
BR
Brazil
Prior art keywords
stabilization
organic polyisocyanates
polyisocyanates
organic
tert
Prior art date
Application number
BR9909029-5A
Other languages
English (en)
Inventor
Hansjuergen Rabe
Pramod Gupta
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of BR9909029A publication Critical patent/BR9909029A/pt

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

Patente de Invenção: <B>"ESTABILIZAçãO DE POLIISOCIANATOS ORGâNICOS"<D>. A presente invenção refere-se ao emprego de ésteres de ácido 3,5-di-terc.-butil-4-hidróxi-fenilpropiónico para a estabilização de poliisocianatos orgânicos.
BR9909029-5A 1998-03-25 1999-03-15 Estabilização de poliisocianatos orgânicos BR9909029A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19813136A DE19813136C1 (de) 1998-03-25 1998-03-25 Verwendung von 3,5-Di-tert.-butyl-4-hydroxyphenylpropionsäureestern zur Stabilisierung von organischen Polyisocyanaten
PCT/EP1999/001689 WO1999048863A1 (de) 1998-03-25 1999-03-15 Stabilisierung von organischen polyisocyanaten

Publications (1)

Publication Number Publication Date
BR9909029A true BR9909029A (pt) 2000-12-05

Family

ID=7862279

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9909029-5A BR9909029A (pt) 1998-03-25 1999-03-15 Estabilização de poliisocianatos orgânicos

Country Status (10)

Country Link
EP (1) EP1082296A1 (pt)
JP (1) JP2002507594A (pt)
KR (1) KR20010042135A (pt)
CN (1) CN1294575A (pt)
AU (1) AU3145199A (pt)
BR (1) BR9909029A (pt)
CA (1) CA2325034A1 (pt)
DE (1) DE19813136C1 (pt)
TW (1) TW461898B (pt)
WO (1) WO1999048863A1 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109790269B (zh) * 2016-10-14 2022-06-14 旭化成株式会社 异氰酸酯组合物、异氰酸酯组合物的制造方法以及异氰酸酯聚合物的制造方法
TW201829516A (zh) 2016-10-14 2018-08-16 日商旭化成股份有限公司 異氰酸酯組成物及異氰酸酯聚合物之製造方法
CN108003072B (zh) * 2017-12-04 2020-08-28 万华化学（宁波）有限公司 一种异氰酸酯稳定剂及其制备方法
CN110872238B (zh) * 2018-08-31 2022-07-12 万华化学集团股份有限公司 一种异氰酸酯稳定剂及其制备方法
CN111228245A (zh) * 2020-02-27 2020-06-05 华侨大学 酚类化合物及其在药学上可接受的盐在制备抗乙型肝炎病毒的药物中的应用
TWI754527B (zh) * 2021-01-27 2022-02-01 宏正自動科技股份有限公司 固定端子

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1197437A (en) * 1966-09-23 1970-07-01 Ici Ltd Stabilisation of Isocyanates
US3715301A (en) * 1971-06-30 1973-02-06 Texaco Inc Multi-hydrotorting of coal
US4064157A (en) * 1976-03-29 1977-12-20 The Dow Chemical Company Stabilization of polyisocyanates against discoloration
ES2055472T3 (es) * 1990-03-07 1994-08-16 Bayer Ag Estabilizacion de poliisocianatos organicos.
CA2302707A1 (en) * 1997-09-30 1999-04-08 Rosemarie A. Boccuzzi Stabilized polyether polyol and polyurethane foam obtained therefrom

Also Published As

Publication number Publication date
JP2002507594A (ja) 2002-03-12
KR20010042135A (ko) 2001-05-25
WO1999048863A1 (de) 1999-09-30
AU3145199A (en) 1999-10-18
TW461898B (en) 2001-11-01
CN1294575A (zh) 2001-05-09
DE19813136C1 (de) 1999-07-15
EP1082296A1 (de) 2001-03-14
CA2325034A1 (en) 1999-09-30

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Legal Events

Date Code Title Description
FA10 Dismissal: dismissal - article 33 of industrial property law
B11Y Definitive dismissal acc. article 33 of ipl - extension of time limit for request of examination expired