IT1012895B - Espansi di poliuretano - Google Patents

Espansi di poliuretano

Info

Publication number: IT1012895B
Authority: IT; Italy
Prior art keywords: expanded polyurethane; polyurethane; expanded
Prior art date: 1973-05-29

Application number

IT2327474A

Other languages

English (en)

Original Assignee

Ici Ltd

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.)

1973-05-29

Filing date

1974-05-28

Publication date

1977-03-10

1974-05-28 Application filed by Ici Ltd filed Critical Ici Ltd

1977-03-10 Application granted granted Critical

1977-03-10 Publication of IT1012895B publication Critical patent/IT1012895B/it

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
- C08G18/48—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
- 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
- C08G18/4804—Two or more polyethers of different physical or chemical nature
- C08G18/4812—Mixtures of polyetherdiols with polyetherpolyols having at least three hydroxy 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
- C08G18/28—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
- 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
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups

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)

IT2327474A 1973-05-29 1974-05-28 Espansi di poliuretano IT1012895B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB2536873A GB1422056A (en)	1973-05-29	1973-05-29	Polyurethane foams

Publications (1)

Publication Number	Publication Date
IT1012895B true IT1012895B (it)	1977-03-10

Family

ID=10226542

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT2327474A IT1012895B (it)	1973-05-29	1974-05-28	Espansi di poliuretano

Country Status (6)

Country	Link
BE (1)	BE815523A (it)
DE (1)	DE2425657C2 (it)
ES (1)	ES426729A1 (it)
FR (1)	FR2231705B3 (it)
GB (1)	GB1422056A (it)
IT (1)	IT1012895B (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4202957A (en) *	1974-09-09	1980-05-13	The Upjohn Company	Thermoplastic polyurethane elastomers from polyoxypropylene polyoxyethylene block copolymers
US4256849A (en)	1976-10-21	1981-03-17	Bayer Aktiengesellschaft	Process for the production of cold setting foams which contain urethane groups prepared from a mixture of 4,4-diphenyl methane diisocyanate and 2,4-diphenyl methane diisocyanate
DE2647482A1 (de) *	1976-10-21	1978-04-27	Bayer Ag	Verfahren zur herstellung von kalthaertenden, urethangruppen aufweisenden schaumstoffen
DE2717653C2 (de) *	1977-04-21	1988-05-26	Bayer Ag, 5090 Leverkusen	Verfahren zur Herstellung von kalthärtenden, flexiblen, Urethangruppen aufweisenden Schaumstoffen
DE3069385D1 (en) *	1979-12-14	1984-11-08	Ici Plc	Process for preparing liquid polyisocyanate compositions, and their use
US4603076A (en) *	1985-03-04	1986-07-29	Norwood Industries, Inc.	Hydrophilic foam
DE3934098C1 (it) *	1989-10-12	1991-05-23	Bayer Ag, 5090 Leverkusen, De
DE3942329A1 (de) *	1989-12-21	1991-06-27	Basf Ag	Verfahren zur herstellung von polyurethan-weichschaumstoffen mit geringer stauchhaerte und hierfuer verwendbare blockpolyoxypropylen-polyoxyethylen-polyolgemische
DE4127514A1 (de) *	1991-08-20	1993-02-25	Bayer Ag	Verfahren zur gewinnung von polyisocyanaten aus destillationsrueckstaenden der toluylendiisocyanatherstellung
US5621016A (en) *	1992-04-16	1997-04-15	Imperial Chemical Industries Plc	Polyisocyanate compositions and low density flexible polyurethane foams produced therewith
TW568921B (en)	1998-08-07	2004-01-01	Huntsman Int Llc	Process for preparing a moulded flexible polyurethane foam
DE10111823A1 (de)	2001-03-13	2002-09-26	Basf Ag	Verfahren zur Herstellung von Polyurethan-Weichschaumstoffen
DE102009033710A1 (de)	2009-07-18	2011-01-20	Evonik Goldschmidt Gmbh	Verwendung von Metallsalzen einer Carbonsäure bei der Herstellung von Polyurethansystemen
DE102010003672A1 (de)	2010-04-07	2011-10-13	Evonik Goldschmidt Gmbh	Herstellung und Verwendung von Metallsalzen von Alkyloxid- und/oder Arylalkyloxid-Oligomeren und -Polymeren mit Säureendgruppen bei der Herstellung von Polyurethansystemen
DE102011110020A1 (de)	2011-08-11	2013-02-14	Evonik Goldschmidt Gmbh	Formulierung enthaltend Zinn-und/oder Zink-Salze der Ricinolsäure,Harnstoff,Polyethylenglykol und Zuckeralkohol und Verwendung der Formulierung bei der Herstellung von Polyurethansystemen
DE102011110016A1 (de)	2011-08-11	2013-02-14	Evonik Goldschmidt Gmbh	Zusammensetzung enthaltend Zinn- und/oder Zink-Salze der Ricinolsäure sowie mindestens ein weiteres Zinncarboxylat und Verwendung der Zusammensetzung bei der Herstellung von Polyurethansystemen
EP2752243A1 (de)	2013-01-04	2014-07-09	Evonik Industries AG	Verwendung von Zinnsalzen der Neodekansäure bei der Herstellung von Polyurethansystemen
DE102013201825A1 (de)	2013-02-05	2014-08-07	Evonik Industries Ag	Zusammensetzung zur Verwendung bei der Herstellung von Polyurethansystemen
EP3392282A1 (en) *	2015-12-16	2018-10-24	Bridgestone Corporation	Soft polyurethane foam and seat pad
JP6741420B2 (ja) *	2015-12-16	2020-08-19	株式会社ブリヂストン	乗り物のシート用パッド形成用軟質ポリウレタンフォーム、及び乗り物のシート用パッド

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3362979A (en) *	1964-01-02	1968-01-09	Jefferson Chem Co Inc	Mixtures of methylene-bridged polyphenyl polyisocyanates
GB1240708A (en) *	1967-07-31	1971-07-28	Upjohn Co	Polyurethane foams

1973
- 1973-05-29 GB GB2536873A patent/GB1422056A/en not_active Expired
1974
- 1974-05-24 BE BE144740A patent/BE815523A/xx not_active IP Right Cessation
- 1974-05-28 FR FR7418422A patent/FR2231705B3/fr not_active Expired
- 1974-05-28 DE DE19742425657 patent/DE2425657C2/de not_active Expired
- 1974-05-28 IT IT2327474A patent/IT1012895B/it active
- 1974-05-29 ES ES426729A patent/ES426729A1/es not_active Expired

Also Published As

Publication number	Publication date
GB1422056A (en)	1976-01-21
ES426729A1 (es)	1976-07-01
FR2231705A1 (it)	1974-12-27
BE815523A (fr)	1974-11-25
DE2425657A1 (de)	1974-12-19
FR2231705B3 (it)	1977-03-25
DE2425657C2 (de)	1983-08-25

Publication	Publication Date	Title
BR7406316D0 (pt)	1975-05-20	Retentor
ATA1011274A (de)	1976-12-15	Ohrstuck
IT999340B (it)	1976-02-20	Espanso polieteruretanico
IT1012895B (it)	1977-03-10	Espansi di poliuretano
BE809729A (fr)	1974-07-15	Broeien van gevogelte
ATA1023274A (de)	1980-03-15	Osteotom
IT1041979B (it)	1980-01-10	Poliuretano cellulare
BE810147A (fr)	1974-07-25	Thiourees n
IT1002496B (it)	1976-05-20	Isocianati
IT1012607B (it)	1977-03-10	Poliisocianati
IT1007003B (it)	1976-10-30	Espanso polieteruretanico
IT1008910B (it)	1976-11-30	Eterofilati di poliestere voluminizzati
AT334310B (de)	1976-01-10	Ausbausegment
IT988808B (it)	1975-04-30	Schiume poliuretaniche idrofile
IT1048122B (it)	1980-11-20	Carbammati di ergoline
IT1002413B (it)	1976-05-20	Radio spoletta
TR18449A (tr)	1977-02-16	Esya yoeneltme konveyoerue
IT1009328B (it)	1976-12-10	Compressore
IT1016401B (it)	1977-05-30	Procedimento di formilazione
IT1022465B (it)	1978-03-20	Schiuma poliuretanica
BE809386A (fr)	1974-07-04	Kunststofzak met harmonicavouwen
BE796687A (fr)	1973-09-13	Compositions de polyurethanne
IT1007002B (it)	1976-10-30	Espanso polieteruretanico
SU474602A1 (ru)	1975-06-25	Скважинный пневмоснар д
IT1054123B (it)	1981-11-10	Fosfoserinato di piridossina