AR222806A1 - Un cuasiprepolimero liquido de poliuretano,una composicion elastomerica de polieterpoliuretano,un procedimiento para obtener dicho elastomero y un proceso para modificarlo - Google Patents
Un cuasiprepolimero liquido de poliuretano,una composicion elastomerica de polieterpoliuretano,un procedimiento para obtener dicho elastomero y un proceso para modificarloInfo
- Publication number
- AR222806A1 AR222806A1 AR273876A AR27387678A AR222806A1 AR 222806 A1 AR222806 A1 AR 222806A1 AR 273876 A AR273876 A AR 273876A AR 27387678 A AR27387678 A AR 27387678A AR 222806 A1 AR222806 A1 AR 222806A1
- Authority
- AR
- Argentina
- Prior art keywords
- polyeterpoliurethane
- quasiprepolymer
- elastomer
- polyurethane
- modify
- Prior art date
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
- C08G18/28—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
- C08G18/08—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
- 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
- C08G2110/0066—≥ 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
- C08G2120/00—Compositions for reaction injection moulding processes
-
- 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
- Y10S521/914—Polyurethane cellular product formed from a polyol which has been derived from at least two 1,2 epoxides as reactants
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/838,017 US4190711A (en) | 1977-09-29 | 1977-09-29 | Thermoplastic polyether polyurethane elastomers |
Publications (1)
Publication Number | Publication Date |
---|---|
AR222806A1 true AR222806A1 (es) | 1981-06-30 |
Family
ID=25276056
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AR273876A AR222806A1 (es) | 1977-09-29 | 1978-09-28 | Un cuasiprepolimero liquido de poliuretano,una composicion elastomerica de polieterpoliuretano,un procedimiento para obtener dicho elastomero y un proceso para modificarlo |
Country Status (15)
Country | Link |
---|---|
US (1) | US4190711A (pt) |
JP (2) | JPS5919579B2 (pt) |
AR (1) | AR222806A1 (pt) |
AU (1) | AU525182B2 (pt) |
BE (1) | BE870842A (pt) |
BR (1) | BR7806422A (pt) |
CA (1) | CA1131389A (pt) |
DE (2) | DE2857497C2 (pt) |
ES (1) | ES473751A1 (pt) |
FR (1) | FR2404650A1 (pt) |
GB (1) | GB2005284B (pt) |
IT (1) | IT1099651B (pt) |
MX (1) | MX150389A (pt) |
NL (1) | NL7809844A (pt) |
SE (1) | SE440909B (pt) |
Families Citing this family (73)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2916485A1 (de) * | 1979-04-24 | 1980-11-06 | Bayer Ag | Verfahren zur herstellung von elastischen formkoerpern |
US4341875A (en) * | 1979-12-05 | 1982-07-27 | Olin Corporation | High flexural modulus reaction injection molded urethanes |
US4297444A (en) * | 1980-02-11 | 1981-10-27 | Texaco Development Corp. | Process for rim elastomers with superior high temperature dimensional stability |
US4294951A (en) * | 1980-07-14 | 1981-10-13 | Mitsui-Nisso Corporation | Rapid curing polyurethane elastomer prepared from a diphenylmethanediisocyanate based liquid prepolymer and a curing agent containing a polytetramethylene ether glycol, a diol and an organometallic catalyst |
DE3164149D1 (en) * | 1980-07-21 | 1984-07-19 | Mobay Chemical Corp | Process for the production of elastomeric moulded products |
US4301110A (en) * | 1980-08-25 | 1981-11-17 | Texaco Inc. | Rim elastomers with improved heat distortion and tear properties |
US4444703A (en) * | 1980-09-10 | 1984-04-24 | Texaco Inc. | Reinforced reaction injection molded elastomers |
JPS57119915A (en) * | 1981-01-16 | 1982-07-26 | Bridgestone Corp | Preparation of urethane modified isocyanurate foam |
JPS57209920A (en) * | 1981-06-18 | 1982-12-23 | Sanyo Chem Ind Ltd | Production of polyurethane |
US4383099A (en) * | 1981-07-27 | 1983-05-10 | E M I Limited | Encapsulant material suitable for use under conditions of prolonged vacuum |
US4362823A (en) * | 1981-08-21 | 1982-12-07 | Manville Service Corporation | Method and composition for closed cell foam formation |
US4564491A (en) * | 1982-03-01 | 1986-01-14 | General Motors Corporation | Preparing glass flake reinforced reaction injection molded polymers |
JPS5980420A (ja) * | 1982-10-29 | 1984-05-09 | Toyota Motor Corp | ポリウレタンの製造法 |
DE3241450A1 (de) * | 1982-11-10 | 1984-05-10 | Basf Ag, 6700 Ludwigshafen | Fluessige urethangruppen enthaltende polyisocyanatmischungen auf diphenylmethan-diisocyanat-basis, verfahren zu deren herstellung und deren verwendung zur herstellung von polyurethan-weichschaumstoffen |
US4755339A (en) * | 1983-06-17 | 1988-07-05 | Sheller-Globe Corporation | Method and apparatus for making molded window gasket |
US4826417A (en) * | 1983-06-17 | 1989-05-02 | Sheller Globe Corporation | Apparatus for making molded window gasket assembly |
US4761916A (en) * | 1983-12-12 | 1988-08-09 | Sheller Globe Corporation | Molded urethane window gasket assembly with hinge member and apparatus and method for making same |
WO1985004410A1 (en) * | 1984-03-29 | 1985-10-10 | Pirri, Jaquelyn, P. | Preparation of microcellular polyurethane elastomers |
US4525490A (en) * | 1984-07-02 | 1985-06-25 | Thermocell Development, Ltd. | High tear strength flexible urethane foam composition and method of preparation |
US4550153A (en) * | 1984-10-26 | 1985-10-29 | Basf Wyandotte Corporation | Elastomer based on crude diphenylmethane diisocyanate and aniline in the RIM process |
JPH0629313B2 (ja) * | 1984-12-07 | 1994-04-20 | 武田薬品工業株式会社 | 難燃性軟質ウレタンフォームの製造法 |
US4686242A (en) * | 1985-03-25 | 1987-08-11 | The Dow Chemical Company | Polyurea polymers prepared from urea containing prepolymers |
US4738993A (en) * | 1985-10-22 | 1988-04-19 | Basf Corporation | Rim microcellular polyurethane elastomer employing heteric or internal block ethylene oxide polyols |
US4715989A (en) * | 1986-01-22 | 1987-12-29 | The B.F. Goodrich Company | Coating for EMI shielding |
JPH0684416B2 (ja) * | 1987-01-22 | 1994-10-26 | ダイセル化学工業株式会社 | 湿気硬化型ウレタンプレポリマ− |
JPH01133226U (pt) * | 1988-02-26 | 1989-09-11 | ||
JPH02296815A (ja) * | 1989-05-11 | 1990-12-07 | Sumitomo Bayer Urethane Kk | インテグラルスキンポリウレタン成形品の製造 |
US5268183A (en) * | 1990-05-04 | 1993-12-07 | Vidrio Plano De Mexico, S.A. | Mold apparatus having an outwardly angled seal for encapsulating a glass sheet |
IT1246770B (it) * | 1990-12-24 | 1994-11-26 | Milanese Chim Organica Ind | Procedimento di stampaggio di manufatti di poliuretano elastomerico microcellulare e poliuretani elastomerici microcellulari per tale procedimento. |
GB9216631D0 (en) * | 1992-08-05 | 1992-09-16 | Ici Plc | Reaction system for preparing microcellular elastomers |
US5565498A (en) * | 1993-02-02 | 1996-10-15 | Imperial Chemical Industries Plc | Process for making flexible foams |
US6290614B1 (en) | 1998-03-18 | 2001-09-18 | Spalding Sports Worldwide, Inc. | Golf ball which includes fast-chemical-reaction-produced component and method of making same |
US6548618B2 (en) * | 1993-06-01 | 2003-04-15 | Spalding Sports Worldwide, Inc. | Golf ball having dual core and thin polyurethane cover formed by RIM |
US6638185B2 (en) | 1993-06-01 | 2003-10-28 | The Top-Flite Golf Company | Multi-layer golf ball |
US6648777B2 (en) | 1993-06-01 | 2003-11-18 | Callaway Golf Company | Multi-layer golf ball |
US6663508B1 (en) | 1993-06-01 | 2003-12-16 | Callaway Golf Company | Multi-layer golf ball with reaction injection molded polyurethane component |
US6855073B1 (en) | 1998-03-18 | 2005-02-15 | Callaway Golf Company | Golf ball which includes fast-chemical-reaction-produced component and method of making same |
US7494427B2 (en) * | 2001-11-05 | 2009-02-24 | Callaway Golf Company | Multi-layer golf ball |
US6210293B1 (en) | 1993-06-01 | 2001-04-03 | Spalding Sports Worldwide, Inc. | Multi-layer golf ball |
US6287217B1 (en) | 1993-06-01 | 2001-09-11 | Spalding Sports Worldwide, Inc. | Multi-layer golf ball |
US6824476B2 (en) | 1993-06-01 | 2004-11-30 | Callaway Golf Company | Multi-layer golf ball |
US6695718B2 (en) | 1993-06-01 | 2004-02-24 | The Top-Flite Golf Company | Golf ball with sulfur cured inner core component |
US6506130B2 (en) | 1993-06-01 | 2003-01-14 | Spalding Sports Worldwide, Inc. | Multi layer golf ball |
US5409654A (en) * | 1993-08-05 | 1995-04-25 | Nibco Inc. | Method of reaction injection molding a valve |
DE4339475A1 (de) * | 1993-11-19 | 1995-05-24 | Wolff Walsrode Ag | Knisterfreie, antistatische Polyurethanfolie mit hoher Atmungsaktivität sowie ihre Verwendung |
DE4401432C1 (de) * | 1994-01-19 | 1995-06-22 | Berstorff Gmbh Masch Hermann | Verfahren und Vorrichtung zum Herstellen eines TPE-Schaumprofiles für die Bau- und Kfz.-Industrie |
US5665288A (en) * | 1994-12-29 | 1997-09-09 | Basf Corporation | Method of making water-blown polyurethane sealing devices |
US5510053A (en) * | 1994-12-29 | 1996-04-23 | Basf Corporation | Water-blown polyurethane sealing devices and compositions for producing same |
DE19625987A1 (de) * | 1996-06-28 | 1998-01-02 | Bayer Ag | Verfahren zur kontinuierlichen Herstellung von thermoplastisch verarbeitbaren Polyurethanen mit verbessertem Verarbeitungsverhalten |
US7320648B2 (en) * | 1998-03-18 | 2008-01-22 | Callaway Golf Company | Golf ball |
US7160210B2 (en) * | 1998-03-18 | 2007-01-09 | Callaway Golf Company | Golf ball which includes fast-chemical-reaction-produced component and method of making same |
US20050282659A1 (en) * | 1998-03-18 | 2005-12-22 | Kennedy Thomas J Iii | High compression multi-layer RIM golf balls |
US6716954B2 (en) | 1998-03-18 | 2004-04-06 | Callaway Golf Company | Golf ball formed from a polyisocyanate copolymer and method of making same |
US6533566B2 (en) | 1998-03-18 | 2003-03-18 | Spalding Sports Worldwide, Inc. | Apparatus for making a golf ball |
US20030176619A1 (en) * | 1998-03-18 | 2003-09-18 | Viktor Keller | Polyurethane covered golf balls |
GB2390329A (en) * | 1998-03-18 | 2004-01-07 | Spalding Sports Worldwide Inc | Apparatus and method for making a golf ball |
US20050049082A1 (en) * | 1998-03-18 | 2005-03-03 | Callaway Golf Company | Golf ball |
US7244196B2 (en) * | 1998-03-18 | 2007-07-17 | Callaway Golf Company | Golf ball which includes fast-chemical-reaction-produced component and method of making same |
DE19826398A1 (de) * | 1998-06-12 | 1999-12-16 | Basf Ag | Verfahren zur Herstellung von Polyurethan-Elastomern |
US6352667B1 (en) | 1999-08-24 | 2002-03-05 | Absorbable Polymer Technologies, Inc. | Method of making biodegradable polymeric implants |
US6855077B2 (en) * | 2001-12-04 | 2005-02-15 | Callaway Golf Company | Process and apparatus for producing a golf ball with deep dimples |
US20060038321A1 (en) * | 2001-12-04 | 2006-02-23 | Callaway Golf Company | Method and apparatus for forming deep apertures in a golf ball, and golf ball |
US7427193B2 (en) * | 2001-12-04 | 2008-09-23 | Callaway Golf Company | Method and apparatus for forming a golf ball |
US6984709B2 (en) * | 2002-12-20 | 2006-01-10 | Noveon Ip Holdings Corp. | Organometallic-free polyurethanes having low extractables |
US7591740B2 (en) * | 2005-01-26 | 2009-09-22 | Callaway Golf Company | Golf ball which includes fast-chemical-reaction-produced component and method of making same |
US8177665B2 (en) * | 2005-02-01 | 2012-05-15 | Taylor Made Golf Company, Inc. | Multi-layer golf ball |
US7264560B2 (en) * | 2005-03-10 | 2007-09-04 | Callaway Golf Company | Golf ball |
US20070035063A1 (en) * | 2005-08-10 | 2007-02-15 | Lavallee Gerald A | Two-stage reaction injection molded golf ball |
US7524251B2 (en) * | 2005-08-30 | 2009-04-28 | Callaway Golf Company | Golf products produced by a stoichiometrically imbalanced RIM system |
US20070069424A1 (en) * | 2005-08-30 | 2007-03-29 | Veilleux Thomas A | Reaction injection molding assembly for manufacturing a golf ball component |
US7306529B2 (en) * | 2005-10-07 | 2007-12-11 | Callaway Golf Company | Multi-layer golf ball |
US20070135235A1 (en) * | 2005-10-13 | 2007-06-14 | Kennedy Thomas J Iii | Fast-Chemical-Reaction-Produced Golf Product Comprising a Caprolactam Polyol |
JP7286912B2 (ja) * | 2016-12-15 | 2023-06-06 | 東ソー株式会社 | アロファネート基含有ポリイソシアネートプレポリマー |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2876077A (en) * | 1955-05-17 | 1959-03-03 | Olin Mathieson | Process for the production of stabilized liquid ozone |
US3575896A (en) * | 1968-08-16 | 1971-04-20 | Davidson Rubber Co | Microcellular foams having a low glass transition temperature |
BE759829A (fr) * | 1969-12-03 | 1971-06-03 | Upjohn Co | Preparation de polyurethanes |
DE2002064C2 (de) * | 1970-01-17 | 1983-09-01 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von flammwidrigen elastischen oder halbelastischen Schaumstoffen |
BE791310A (fr) * | 1971-11-13 | 1973-05-14 | Bayer Ag | Procede de preparation de pieces moulees en mousse |
GB1355227A (en) * | 1971-12-10 | 1974-06-05 | Shell Int Research | Mixtures for the preparation of polyurethane foams |
US3821130A (en) * | 1972-04-26 | 1974-06-28 | Dow Chemical Co | Air frothed polyurethane foams |
US3823201A (en) * | 1972-12-04 | 1974-07-09 | Basf Wyandotte Corp | Highly-stable graft copolymer dispersions in polyols containing unsaturation and polyurethanes prepared therefrom |
JPS533438B2 (pt) * | 1973-05-02 | 1978-02-06 | ||
GB1448933A (en) * | 1974-02-14 | 1976-09-08 | Shell Int Research | Process for preparing polyurethane products |
DE2418075A1 (de) | 1974-04-13 | 1975-10-30 | Bayer Ag | Thermoplastische polyurethan-elastomere mit verbesserter verarbeitbarkeit |
JPS55411B2 (pt) * | 1974-04-26 | 1980-01-08 | ||
US3892691A (en) * | 1974-07-10 | 1975-07-01 | Goodyear Tire & Rubber | Polyurethane structural member |
JPS5331513B2 (pt) * | 1974-07-18 | 1978-09-02 | ||
US4202957A (en) * | 1974-09-09 | 1980-05-13 | The Upjohn Company | Thermoplastic polyurethane elastomers from polyoxypropylene polyoxyethylene block copolymers |
JPS5140117A (pt) * | 1974-09-30 | 1976-04-03 | Roland Corp | |
JPS5162899A (pt) * | 1974-11-28 | 1976-05-31 | Toyo Rubber Chemical Ind Co | |
US3983094A (en) * | 1975-09-11 | 1976-09-28 | Uniroyal, Inc. | Thermally stable polyurethane elastomers produced from poly(oxypropylene)-poly(oxyethylene)glycols of high oxyethylene group content |
US4048105A (en) * | 1975-12-19 | 1977-09-13 | Mccord Corporation | High density urethane foam for rim |
US4049636A (en) * | 1976-02-25 | 1977-09-20 | Uniroyal, Inc. | Thermally stable polyurethane elastomer useful in molding flexible automobile exterior body parts |
-
1977
- 1977-09-29 US US05/838,017 patent/US4190711A/en not_active Expired - Lifetime
-
1978
- 1978-09-18 CA CA311,489A patent/CA1131389A/en not_active Expired
- 1978-09-26 AU AU40219/78A patent/AU525182B2/en not_active Expired
- 1978-09-28 AR AR273876A patent/AR222806A1/es active
- 1978-09-28 ES ES473751A patent/ES473751A1/es not_active Expired
- 1978-09-28 DE DE2857497A patent/DE2857497C2/de not_active Expired
- 1978-09-28 DE DE2842304A patent/DE2842304C2/de not_active Expired
- 1978-09-28 MX MX175039A patent/MX150389A/es unknown
- 1978-09-28 BR BR7806422A patent/BR7806422A/pt unknown
- 1978-09-28 NL NL7809844A patent/NL7809844A/xx not_active Application Discontinuation
- 1978-09-28 BE BE190774A patent/BE870842A/xx not_active IP Right Cessation
- 1978-09-28 IT IT28201/78A patent/IT1099651B/it active
- 1978-09-28 FR FR7827743A patent/FR2404650A1/fr active Granted
- 1978-09-28 GB GB7838562A patent/GB2005284B/en not_active Expired
- 1978-09-28 SE SE7810208A patent/SE440909B/sv not_active IP Right Cessation
- 1978-09-28 JP JP53118690A patent/JPS5919579B2/ja not_active Expired
-
1983
- 1983-10-27 JP JP58200110A patent/JPS5998119A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
AU525182B2 (en) | 1982-10-21 |
GB2005284B (en) | 1982-02-24 |
SE440909B (sv) | 1985-08-26 |
FR2404650B1 (pt) | 1985-03-22 |
CA1131389A (en) | 1982-09-07 |
ES473751A1 (es) | 1979-04-01 |
DE2857497C2 (de) | 1983-11-03 |
IT1099651B (it) | 1985-09-28 |
US4190711A (en) | 1980-02-26 |
BE870842A (fr) | 1979-03-28 |
JPS5457598A (en) | 1979-05-09 |
MX150389A (es) | 1984-04-30 |
BR7806422A (pt) | 1979-04-24 |
DE2842304C2 (de) | 1982-09-16 |
IT7828201A0 (it) | 1978-09-28 |
NL7809844A (nl) | 1979-04-02 |
JPS5998119A (ja) | 1984-06-06 |
JPS6240363B2 (pt) | 1987-08-27 |
SE7810208L (sv) | 1979-03-30 |
FR2404650A1 (fr) | 1979-04-27 |
GB2005284A (en) | 1979-04-19 |
DE2842304A1 (de) | 1979-04-05 |
AU4021978A (en) | 1980-04-03 |
JPS5919579B2 (ja) | 1984-05-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AR222806A1 (es) | Un cuasiprepolimero liquido de poliuretano,una composicion elastomerica de polieterpoliuretano,un procedimiento para obtener dicho elastomero y un proceso para modificarlo | |
IT1071583B (it) | Composizione elastomerica avente ridotta viscosita mooney | |
AT379877B (de) | Elastische doppelringdichtung | |
IT1121755B (it) | Composto elastomerico | |
GB2009338B (en) | Elastomeric sealing ring | |
AR216790A1 (es) | Procedimiento y aparato para clarificar un liquido turbio por floculacion | |
IT7826659A0 (it) | Agente di tenuta per sigillare forature | |
FR2290531A1 (fr) | Composition elastomere de polyurethane liquide | |
FR2328726A1 (fr) | Polyurethanes elastomeres thermostables | |
IT1099566B (it) | Polipropilene elastomerico | |
NO772310L (no) | Fremgangsm}te til elektrolytisk utvinning av elektrokjemisk aktivt, svovelholdig nikkel | |
JPS5318681A (en) | Method of extrusionndrying elastomer by injecting gas | |
IT1040780B (it) | Metodo per produrre interpolmieri contenenti elastomero | |
BR7805291A (pt) | Pre-polimeros de poliuretana reticulaveis contendo grupos alcoxissilila terminais,processo para sua preparacao e seu emprego para a preparacao de massas elastomeras | |
IT7867783A0 (it) | Apparecchio e procedimento per la rigenerazione di un materiale elastomero a partire da cascami contenenti detto materiale | |
NO780239L (no) | Heterogen elastomerblanding og fremgangsmaate for fremstilling derav | |
BR7807470A (pt) | Gaxeta para geradores de pressao | |
JPS5456681A (en) | Method of making pressure holding type elastomer connector | |
BR7802265A (pt) | Composto elastomerico curado,e mistura elastomerica | |
GB2016064B (en) | Process for the reconstruction of bituminous surface seals | |
MX154759A (es) | Procedimiento mejorado intermitente para la obtencion de peroxidos organicos liquidos purificados | |
JPS544853A (en) | Rolllstand having reductionnmechanism by liquid pressure | |
FR2304633A1 (fr) | Polyurethanes elastomeres | |
MX4082E (es) | Proceso mejorado para desparafinar aceite | |
AR212051A1 (es) | Mejoras en aros elastomericos de hermetizacion para dispositivos hidraulicos |