IT1029400B - Perfezionamento nel procedimento di trimerizzazione di poliisociana ti a poliisocianurati - Google Patents

Perfezionamento nel procedimento di trimerizzazione di poliisociana ti a poliisocianurati

Info

Publication number
IT1029400B
IT1029400B IT47910/75A IT4791075A IT1029400B IT 1029400 B IT1029400 B IT 1029400B IT 47910/75 A IT47910/75 A IT 47910/75A IT 4791075 A IT4791075 A IT 4791075A IT 1029400 B IT1029400 B IT 1029400B
Authority
IT
Italy
Prior art keywords
polyisocyanide
trimerization
polyisocyanate
improvement
Prior art date
Application number
IT47910/75A
Other languages
English (en)
Original Assignee
Upjohn Co
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 Upjohn Co filed Critical Upjohn Co
Application granted granted Critical
Publication of IT1029400B publication Critical patent/IT1029400B/it

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
    • C08G18/08—Processes
    • C08G18/09—Processes comprising oligomerisation of isocyanates or isothiocyanates involving reaction of a part of the isocyanate or isothiocyanate groups with each other in the reaction mixture
    • C08G18/092—Processes comprising oligomerisation of isocyanates or isothiocyanates involving reaction of a part of the isocyanate or isothiocyanate groups with each other in the reaction mixture oligomerisation to isocyanurate 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
    • C08G18/16—Catalysts
    • C08G18/161—Catalysts containing two or more components to be covered by at least two of the groups C08G18/166, C08G18/18 or C08G18/22
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S521/902—Cellular polymer containing an isocyanurate structure

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Epoxy Resins (AREA)
IT47910/75A 1974-01-30 1975-01-29 Perfezionamento nel procedimento di trimerizzazione di poliisociana ti a poliisocianurati IT1029400B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US437779*A US3903018A (en) 1974-01-30 1974-01-30 Novel cocatalyst system for trimerizing polyisocyanates

Publications (1)

Publication Number Publication Date
IT1029400B true IT1029400B (it) 1979-03-10

Family

ID=23737848

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47910/75A IT1029400B (it) 1974-01-30 1975-01-29 Perfezionamento nel procedimento di trimerizzazione di poliisociana ti a poliisocianurati

Country Status (9)

Country Link
US (1) US3903018A (it)
JP (1) JPS543717B2 (it)
BE (1) BE825014A (it)
CA (1) CA1037646A (it)
DD (2) DD121123A5 (it)
DE (1) DE2502331C3 (it)
GB (1) GB1471102A (it)
IT (1) IT1029400B (it)
SU (2) SU786862A3 (it)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4026836A (en) * 1975-12-29 1977-05-31 Texaco Development Corporation Isocyanurate foam catalyst
JPS5552313A (en) * 1978-10-09 1980-04-16 Takeda Chem Ind Ltd Manufacture of urethane-modified rigid isocyanurate foam
US4239916A (en) * 1978-10-30 1980-12-16 Texaco Development Corp. Isocyanurate foam catalyst
US4335218A (en) * 1980-10-27 1982-06-15 The Upjohn Company Process for the preparation of a foam-cored laminate having metal facers and rigid polyisocyanurate foam core prepared in the presence of a dipolar aprotic organic solvent
US4438248A (en) 1982-12-20 1984-03-20 Basf Wyandotte Corporation Trimerization catalysts and organo-mercury compounds as co-catalysts for the preparation of noncellular polyurethane elastomers
US4764330A (en) * 1983-03-23 1988-08-16 The Dow Chemical Company Process for the production of organic polyisocyanate-based molded polymers
US4472341A (en) * 1983-07-05 1984-09-18 The Upjohn Company Polyurethane process using polysiloxane mold release agents
US4810444A (en) * 1987-06-08 1989-03-07 The Dow Chemical Company Method for making mat-molded rim parts
SU1705306A1 (ru) * 1988-05-12 1992-01-15 Институт химии древесины АН ЛатвССР Композици дл получени изоциануратуретанового пенопласта
ES2094737T3 (es) * 1989-07-28 1997-02-01 Tosoh Corp Proceso para producir espuma de poliuretano de alta resiliencia.
US5157057A (en) * 1991-07-30 1992-10-20 Arco Chemical Technology, L.P. Rim compositions using amino acid salt catalysts
EP0635527B1 (en) * 1993-07-22 1999-01-27 Nisshinbo Industries, Inc. Use of a halogen-free trialkyl phosphate in a process for producing polyisocyanurate foams
US5736587A (en) * 1994-09-26 1998-04-07 Bayer Corporation Process for the production of molded polyurethane products
KR970061927A (ko) * 1996-02-29 1997-09-12 윌리엄 에프. 마쉬 수-팽창 성형된 폴리우레탄 포옴의 경화를 촉진시키는 방법 및 조성물
US20060175575A1 (en) * 2001-06-15 2006-08-10 Kaplan Warren A Method for preparing phthalate polyester polyol-based dimensionally stable spray polyurethane foam
US20060035994A1 (en) * 2004-05-17 2006-02-16 Kaplan Warren A Method for preparing phthalate polyester polyol-based dimensionally stable spray polyurethane foam
US20060217451A1 (en) * 2005-03-28 2006-09-28 Vittorio Bonapersona Polyurethane or polyisocyanurate foam composition
WO2010101689A2 (en) 2009-03-04 2010-09-10 Dow Global Technologies Inc. Sound-dampening polyurethane-based composite
WO2010114703A1 (en) 2009-04-01 2010-10-07 Dow Global Technologies Inc. Polyurethane and polyisocyanurate foams having improved curing performance and fire behavior
CN102369228A (zh) 2009-04-01 2012-03-07 陶氏环球技术有限责任公司 用于制备硬质多异氰脲酸酯泡沫体的储存稳定的多元醇组合物
WO2011025710A1 (en) 2009-08-27 2011-03-03 Dow Global Technologies Llc Polyurethane spray foams having reduced cold substrate cracking
US20110086217A1 (en) * 2009-10-12 2011-04-14 Crain Steven P Spray polyurethane foam for non-covered and non-coated use in structural applications
US20130285272A1 (en) 2010-09-30 2013-10-31 Dow Global Technologies Llc Container modifications to minimize defects during reactive polyurethane flow
MX2013006815A (es) 2010-12-16 2013-07-15 Dow Global Technologies Llc Espumas de poliuretano y poliisocianurato.
US10106638B2 (en) * 2011-07-29 2018-10-23 Evonik Degussa Gmbh Reduced emissions low density spray polyurethane foam
CN103764704A (zh) 2011-09-02 2014-04-30 陶氏环球技术有限责任公司 硬质聚氨酯泡沫体
BR112014018131A8 (pt) * 2012-03-15 2017-07-11 Dow Global Technologies Llc Composição e processo para preparar uma espuma rígida de poliuretano
EP2644270A1 (en) * 2012-03-29 2013-10-02 Huntsman International Llc Polyisocyanate trimerization catalyst composition
CN102964566B (zh) * 2012-11-08 2014-05-21 万华化学集团股份有限公司 一种制备含亚氨代噁二嗪二酮的多异氰酸酯的方法
EP3578582A1 (de) * 2018-06-05 2019-12-11 Covestro Deutschland AG Polyurethanhartschäume mit verbesserter durchhärtung
JP2021534270A (ja) 2018-08-21 2021-12-09 ハンツマン・インターナショナル・エルエルシー Ｐｉｒ／ｐｕｒフォーム製造用触媒
US11702499B2 (en) * 2018-12-11 2023-07-18 Trimer Technologies Llc Polyisocyanurate based polymers and fiber reinforced composites
EP3805285B1 (de) * 2019-10-08 2024-07-10 Evonik Operations GmbH Herstellung von polyurethanhartschaum

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL288184A (it) * 1962-03-01
US3299137A (en) * 1962-09-25 1967-01-17 Union Carbide Corp Acyclic hydrocarbon aldehyde carbamoyl oximes
US3476933A (en) * 1966-10-21 1969-11-04 Westinghouse Electric Corp Large-celled polyurethane foam
US3745133A (en) * 1968-02-05 1973-07-10 Upjohn Co Cellular isocyanurate containing polymers
US3676380A (en) * 1969-05-19 1972-07-11 Upjohn Co Low friability polyisocyanurate foams
US3799896A (en) * 1972-05-08 1974-03-26 Celotex Corp Polyisocyanurate

Also Published As

Publication number Publication date
BE825014A (fr) 1975-07-30
DE2502331C3 (de) 1981-02-26
AU7717575A (en) 1976-07-08
DD121123A5 (it) 1976-07-12
DD121120A5 (it) 1976-07-12
DE2502331A1 (de) 1975-08-07
DE2502331B2 (de) 1980-06-26
JPS50114393A (it) 1975-09-08
SU786862A3 (ru) 1980-12-07
SU897112A3 (ru) 1982-01-07
JPS543717B2 (it) 1979-02-26
CA1037646A (en) 1978-08-29
US3903018A (en) 1975-09-02
GB1471102A (en) 1977-04-21

Similar Documents

Publication Publication Date Title
IT1029400B (it) Perfezionamento nel procedimento di trimerizzazione di poliisociana ti a poliisocianurati
BE834837A (fr) Phenylpyrimidines
IT1047095B (it) Procedimento per la produzione di poliuretani
IT1042000B (it) Miglioramenti relativi a laminati
IT1052461B (it) Procedimento per la produzione di poliuretani anionici
GB1520875A (en) Harmonic drives
AR205834A1 (es) Servomotor
SE7511260L (sv) Mobelmodul
BR7506868A (pt) Processo de produzir paineis de concreto premoldado com molduras,e elementos para a aplicacao do processo
SE7513907L (sv) Sammansatt kristallint metallforemal
FR2273914A1 (fr) Charpente tridimensionnelle
EG12008A (en) Arrangements for defining recesses within surfaces of structural panels
AR204127A1 (es) Servomotor
IT1039790B (it) Perfezionamenti ai pannelli decorativi
IT1027643B (it) Chiodo di fissagio atto a penetrare nel celcestruzzo
IT1050672B (it) Processo di preparazione di ammine terziarie
IT1038868B (it) Procedimento di imbutitura
ATA700275A (de) Geruest
JPS5117534A (ja) Arukaridenchi
IT1034421B (it) Procedimento di produzione di xiloli ricchi in paraxilolo
AR208347A1 (es) Mejora en la produccion de alfa-6-deoxitetraciclinas
IT1049341B (it) Prodotto antitraspirante
JPS5170418A (ja) Denchi
JPS5142934A (ja) Arukaridenchi
JPS5160932A (ja) Arukaridenchi

Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19940127