IT1005771B - Elastomeri poliuretano poliurea a struttura cellulare assorbenti energia d urto - Google Patents
Elastomeri poliuretano poliurea a struttura cellulare assorbenti energia d urtoInfo
- Publication number
- IT1005771B IT1005771B IT42512/74A IT4251274A IT1005771B IT 1005771 B IT1005771 B IT 1005771B IT 42512/74 A IT42512/74 A IT 42512/74A IT 4251274 A IT4251274 A IT 4251274A IT 1005771 B IT1005771 B IT 1005771B
- Authority
- IT
- Italy
- Prior art keywords
- polyurethane
- cell structure
- energy absorbing
- impact energy
- elastomers
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
-
- 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
- C08G18/63—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
- C08G18/632—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers onto polyethers
-
- 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
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/6552—Compounds of group C08G18/63
- C08G18/6558—Compounds of group C08G18/63 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/657—Compounds of group C08G18/63 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of C08G18/3225 or C08G18/3271 or polyamines of C08G18/38
-
- 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
- C08G2110/00—Foam properties
- C08G2110/0008—Foam properties flexible
-
- 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
- C08G2110/00—Foam properties
- C08G2110/0041—Foam properties having specified density
- C08G2110/0058—≥50 and <150kg/m3
-
- 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
- C08G2110/00—Foam properties
- C08G2110/0041—Foam properties having specified density
- C08G2110/0066—≥ 150kg/m3
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/343,180 US3939106A (en) | 1973-03-20 | 1973-03-20 | Energy absorbing polyurethane-polyurea cellular elastomers |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1005771B true IT1005771B (it) | 1976-09-30 |
Family
ID=23345029
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT42512/74A IT1005771B (it) | 1973-03-20 | 1974-03-20 | Elastomeri poliuretano poliurea a struttura cellulare assorbenti energia d urto |
Country Status (11)
Country | Link |
---|---|
US (1) | US3939106A (it) |
JP (1) | JPS5311315B2 (it) |
BR (1) | BR7402148D0 (it) |
CA (1) | CA1044849A (it) |
DE (1) | DE2413346C3 (it) |
ES (1) | ES424430A1 (it) |
FR (1) | FR2288115A1 (it) |
GB (1) | GB1466336A (it) |
HK (1) | HK32781A (it) |
IT (1) | IT1005771B (it) |
SE (1) | SE418504B (it) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4080345A (en) * | 1973-08-21 | 1978-03-21 | Metzeler Schaum Gmbh | Catalyst mixture for use in trimerizing and/or polymerizing isocyanates and/or for the polyaddition of active hydrogen atom containing polyethers and polyisocyanates |
JPS5336879B2 (it) * | 1974-06-06 | 1978-10-05 | ||
IT1035789B (it) * | 1974-06-21 | 1979-10-20 | Mccord Corp | Schiuma uretanica che assorbe energia d urto in particolare per paraurti di autoveicoli |
GB1545098A (en) * | 1975-12-29 | 1979-05-02 | Berol Kemi Ab | Polyurethane foams their preparation and use |
JPS5321296A (en) * | 1976-08-10 | 1978-02-27 | Toyota Motor Corp | Shock-absorbent urethane foam |
US4107106A (en) * | 1976-11-22 | 1978-08-15 | Union Carbide Corporation | Phenol-aldehyde-amine resin/glycol curatives for energy absorbing polyurethanes |
US4195151A (en) * | 1976-11-22 | 1980-03-25 | Union Carbide Corporation | Phenol-aldehyde-amine resin/glycol curative compositions |
US4125660A (en) * | 1976-12-17 | 1978-11-14 | The Goodyear Tire & Rubber Company | Zero pressure device such as tires or run-flat rings |
JPS5558215A (en) * | 1978-10-24 | 1980-04-30 | Asahi Glass Co Ltd | Urethane elastomer composition for reaction injection molding |
US4296212A (en) * | 1980-08-27 | 1981-10-20 | The Upjohn Company | Elastomeric polyurethane-polyurea polymer prepared from an organic polyisocyanate a polyol and an aromatic diamine having at least one of the ortho positions to each amine lower alkyl |
FR2501215B1 (fr) * | 1981-03-06 | 1986-06-27 | Chloe Chemie | Fabrication de mousses rigides de polyurethane a partir de composes polyhydroxyles polyaromatiques |
US4588542A (en) * | 1981-05-04 | 1986-05-13 | G. P. Plastics, Inc. | Bicycle wheel assembly |
US5008033A (en) * | 1983-02-16 | 1991-04-16 | The Dow Chemical Company | Internal mold release compositions |
US4876019A (en) * | 1983-02-16 | 1989-10-24 | The Dow Chemical Company | Internal mold release compositions |
BR8405490A (pt) * | 1983-02-16 | 1985-02-20 | Dow Chemical Co | Uma composicao contendo hidrogenio ativo que proporciona,propriedades de desmoldagem a um artigo moldado,uma composicao desmoldante interna para a preparacao da composicao contendo hidrogenio ativo,e um processo para a preparacao de produtos polimericos moldados a partir da composicao contendo hidrogenio ativo |
US5011647A (en) * | 1983-02-16 | 1991-04-30 | The Dow Chemical Company | Internal mold release compositions |
JPS6348322A (ja) * | 1986-08-15 | 1988-03-01 | Dow Chem Nippon Kk | ポリウレタンスラブストツクフオ−ム |
US5389316A (en) * | 1991-08-13 | 1995-02-14 | Woodbridge Foam Corporation | Process for producing an energy absorbing panel |
US5882073A (en) * | 1996-08-30 | 1999-03-16 | Woodbridge Foam Corporation | Foam passenger seat having trim cover attachment means |
WO1998008704A1 (en) | 1996-08-30 | 1998-03-05 | Woodbridge Foam Corporation | Seat, and process, mold and system for production thereof |
US5827546A (en) * | 1996-08-30 | 1998-10-27 | Woodbridge Foam Corporation | System for production of a passenger seat |
US5827547A (en) * | 1996-08-30 | 1998-10-27 | Woodbridge Foam Corporation | Mold for production of a passenger seat |
US5762842A (en) * | 1996-08-30 | 1998-06-09 | Burchi; Charles R. | Process for seat production |
US6145929A (en) * | 1999-03-29 | 2000-11-14 | Gollahon; Robert | Sliding insert for a fishing chair |
WO2000071382A1 (en) | 1999-05-19 | 2000-11-30 | Woodbridge Foam Corporation | Trim cover attachment system |
EP1347891A2 (en) | 2000-11-24 | 2003-10-01 | Woodbridge Foam Corporation | Vehicular headliner and method for production thereof |
US6540216B2 (en) | 2001-05-23 | 2003-04-01 | Freudenberg-Nok General Partnership | Foamed elastomer engine mount isolating bushing |
DE102008016123A1 (de) | 2008-03-20 | 2009-09-24 | Gt Elektrotechnische Produkte Gmbh | Shape Memory Polymere und Verfahren zu ihrer Herstellung |
WO2019224235A1 (de) * | 2018-05-22 | 2019-11-28 | Basf Polyurethanes Gmbh | Polyurethanelastomer |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1022434A (en) * | 1961-11-28 | 1966-03-16 | Union Carbide Corp | Improvements in and relating to polymers |
US3285879A (en) * | 1963-01-31 | 1966-11-15 | Universal Oil Prod Co | Curing of isocyanate-terminated polyurethane polymers with n-monoalkyl-aromatic diamines |
NL133349C (it) * | 1963-12-30 | |||
GB1240708A (en) * | 1967-07-31 | 1971-07-28 | Upjohn Co | Polyurethane foams |
US3575896A (en) * | 1968-08-16 | 1971-04-20 | Davidson Rubber Co | Microcellular foams having a low glass transition temperature |
US3586649A (en) * | 1968-12-12 | 1971-06-22 | Gen Tire & Rubber Co | Polyurethane foam structures with integral skin of improved properties and method of making |
US3580869A (en) * | 1969-06-03 | 1971-05-25 | Davidson Rubber Co | Microcellular polyurethane foams based on aromatic polyamines and propoxylated aniline |
BE758609A (fr) * | 1969-11-06 | 1971-04-16 | Bayer Ag | Procede de preparation de corps moules en matieres mousses |
BE759006A (fr) * | 1969-11-20 | 1971-05-17 | Marles Kuhlmann Wyandotte | Copolymeres greffes et preparation de polyurethanes |
US3718619A (en) * | 1971-08-27 | 1973-02-27 | Quaker Oats Co | Ucring polyurethane prepolymers with liquid extender comprising 4,4{40 -methylenebis(2-chloroaniline) and ethylene oxide capped bisphenol a |
US3772222A (en) * | 1971-11-19 | 1973-11-13 | Dow Chemical Co | Highly resilient flexible polyurethane foams having improved tear strength |
US3732176A (en) * | 1972-01-12 | 1973-05-08 | Quaker Oats Co | Low resiliency microcellular polyurethane elastomer with integral skin and method for preparation thereof |
US3775350A (en) * | 1972-07-10 | 1973-11-27 | Gen Tire & Rubber Co | Flame retardant integral skin polyurethane foam |
US3816360A (en) * | 1972-12-11 | 1974-06-11 | Allied Chem | Triethanolamine methylenedianiline curing agent and the process for using same in the manufacture of high resilient cold molded foam |
-
1973
- 1973-03-20 US US05/343,180 patent/US3939106A/en not_active Expired - Lifetime
-
1974
- 1974-02-25 CA CA193,448A patent/CA1044849A/en not_active Expired
- 1974-03-20 BR BR2148/74A patent/BR7402148D0/pt unknown
- 1974-03-20 FR FR7409519A patent/FR2288115A1/fr active Granted
- 1974-03-20 JP JP3111374A patent/JPS5311315B2/ja not_active Expired
- 1974-03-20 SE SE7403784A patent/SE418504B/xx unknown
- 1974-03-20 DE DE2413346A patent/DE2413346C3/de not_active Expired
- 1974-03-20 GB GB1225874A patent/GB1466336A/en not_active Expired
- 1974-03-20 IT IT42512/74A patent/IT1005771B/it active
- 1974-03-20 ES ES424430A patent/ES424430A1/es not_active Expired
-
1981
- 1981-07-09 HK HK327/81A patent/HK32781A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
US3939106A (en) | 1976-02-17 |
JPS508896A (it) | 1975-01-29 |
FR2288115B1 (it) | 1978-01-06 |
BR7402148D0 (pt) | 1974-11-05 |
AU6677574A (en) | 1975-09-18 |
DE2413346A1 (de) | 1974-10-17 |
DE2413346C3 (de) | 1987-01-22 |
DE2413346B2 (de) | 1979-09-20 |
HK32781A (en) | 1981-07-17 |
GB1466336A (en) | 1977-03-09 |
ES424430A1 (es) | 1976-06-01 |
FR2288115A1 (fr) | 1976-05-14 |
SE418504B (sv) | 1981-06-09 |
JPS5311315B2 (it) | 1978-04-20 |
CA1044849A (en) | 1978-12-19 |
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