FR2510286A1 - Materiau anti-acoustique, materiau formant barriere flexible reduisant la transmission du son et procede de production - Google Patents
Materiau anti-acoustique, materiau formant barriere flexible reduisant la transmission du son et procede de production Download PDFInfo
- Publication number
- FR2510286A1 FR2510286A1 FR8213013A FR8213013A FR2510286A1 FR 2510286 A1 FR2510286 A1 FR 2510286A1 FR 8213013 A FR8213013 A FR 8213013A FR 8213013 A FR8213013 A FR 8213013A FR 2510286 A1 FR2510286 A1 FR 2510286A1
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- FR
- France
- Prior art keywords
- prepolymer
- binder
- material according
- water
- acoustic
- Prior art date
- Legal status (The legal status 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 status listed.)
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- 239000000463 material Substances 0.000 title claims description 40
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- 238000004519 manufacturing process Methods 0.000 title description 2
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- 239000011118 polyvinyl acetate Substances 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 239000010734 process oil Substances 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 229940079877 pyrogallol Drugs 0.000 description 1
- 229920005604 random copolymer Polymers 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 239000012744 reinforcing agent Substances 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 101150035983 str1 gene Proteins 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- FAGUFWYHJQFNRV-UHFFFAOYSA-N tetraethylenepentamine Chemical compound NCCNCCNCCNCCN FAGUFWYHJQFNRV-UHFFFAOYSA-N 0.000 description 1
- 150000003573 thiols Chemical class 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
-
- 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
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
-
- 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
- C08G2350/00—Acoustic or vibration damping material
-
- 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
- Y10S521/905—Hydrophilic or hydrophobic cellular product
-
- 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
- Y10S524/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S524/916—Hydrogel compositions
-
- 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
- Y10S528/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S528/904—Isocyanate polymer having stated hydrophilic or hydrophobic property
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
- Y10T428/269—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension including synthetic resin or polymer layer or component
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/20—Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
- Y10T442/25—Coating or impregnation absorbs sound
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)
- Building Environments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/287,353 US4367259A (en) | 1981-07-27 | 1981-07-27 | Sound deadening material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2510286A1 true FR2510286A1 (fr) | 1983-01-28 |
Family
ID=23102523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8213013A Withdrawn FR2510286A1 (fr) | 1981-07-27 | 1982-07-26 | Materiau anti-acoustique, materiau formant barriere flexible reduisant la transmission du son et procede de production |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4367259A (https=) |
| JP (1) | JPS5826092A (https=) |
| AU (1) | AU8480882A (https=) |
| BR (1) | BR8203425A (https=) |
| CA (1) | CA1226085A (https=) |
| DE (1) | DE3227230A1 (https=) |
| FR (1) | FR2510286A1 (https=) |
| GB (1) | GB2102823B (https=) |
Families Citing this family (63)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58115327U (ja) * | 1982-01-22 | 1983-08-06 | ドクター アロイス スタンキーヴィッツ ゲゼルシャフト ミット ベシュレンクテル ハフツング | 内装遮音材 |
| US4851271A (en) * | 1987-10-01 | 1989-07-25 | Soundwich Incorporated | Sound dampened automotive enclosure such as an oil pan |
| US4931479B1 (en) * | 1988-11-07 | 2000-10-10 | Parker Intangibles Inc | Foam in place conductive polyurethane foam |
| GB8920336D0 (en) * | 1989-09-08 | 1989-10-25 | Reed Packaging Ltd | Carton and blank for making the same |
| DE4129666C2 (de) * | 1991-09-06 | 1996-12-12 | Stankiewicz Gmbh | Verfahren zur Herstellung eines viscoelastischen Dämpfungsschaums mit adhäsiver Oberfläche |
| US5876134A (en) * | 1992-02-14 | 1999-03-02 | The Gillette Company | Foam grip |
| US5536910A (en) * | 1993-08-09 | 1996-07-16 | Northrop Grumman | Sound, radio and radiation wave-absorbing, non-reflecting structure and method thereof |
| WO1995009082A1 (en) * | 1993-09-28 | 1995-04-06 | Bradford Industries, Inc. | Sound attenuation composite and method for forming same |
| DE4339916A1 (de) * | 1993-11-23 | 1995-05-24 | Bertran Oriol Armengou | Zusammensetzung zur Herstellung von Baustoffen mit schalldämmender Wirkung |
| DE4418506A1 (de) * | 1994-05-27 | 1995-11-30 | Bayer Ag | Verfahren zur Herstellung von Formkörpern aus Zweikomponenten-Reaktivsystemen mit hohem Füllstoffgehalt |
| US5504282A (en) * | 1994-08-24 | 1996-04-02 | Foamex L.P. | Sound transmission and absorption control media |
| US5566721A (en) * | 1995-07-20 | 1996-10-22 | Dana Corporation | Driveshaft tube having sound deadening coating |
| DE19606392A1 (de) * | 1996-02-21 | 1997-08-28 | Basf Ag | Formaldehydfreie Beschichtungsmittel für Formkörper |
| US5767024A (en) * | 1996-04-03 | 1998-06-16 | Atd Corporation | Combined thermal and acoustic insulator |
| GB9615373D0 (en) | 1996-07-22 | 1996-09-04 | Dow Benelux | Polyisocyanate-based polymer comprising metal salts and preparation of metal powders therefrom |
| CA2282537A1 (en) * | 1997-03-14 | 1998-09-24 | Alan James Hamilton | Method for the preparation of polyurethane elastomers |
| EP0966495B1 (en) * | 1997-03-14 | 2002-07-03 | Huntsman International Llc | Method for the preparation of polyurethane elastomers |
| US6180192B1 (en) * | 1997-03-24 | 2001-01-30 | Wood Waste Energy, Inc. | Solids produced from ash and process for producing the same |
| US5998523A (en) * | 1997-07-18 | 1999-12-07 | The Dow Chemical Company | Composition comprising a metal salt and metal powder therefrom by the calcining thereof |
| DE19818892A1 (de) * | 1998-04-28 | 1999-11-04 | Bayer Ag | Verwendung von lösemittelarmen und lösemittelfreien 2K-PUR-Systemen zur Herstellung von schalldämmenden Beschichtungen |
| SK16532000A3 (sk) * | 1998-05-04 | 2001-04-09 | Huntsman Ici Chemicals Llc | Plnená polyolová kompozícia |
| CA2340096A1 (en) | 1998-08-19 | 2000-03-02 | The Dow Chemical Company | Process for preparing nanosize metal oxide powders |
| DE19901937A1 (de) * | 1999-01-19 | 2000-07-20 | Basf Ag | Polyurethansystem als Kautschukersatz |
| US6429257B1 (en) | 1999-06-24 | 2002-08-06 | Weyerhaeuser Company | Polyurethane casting system and method |
| US6391935B1 (en) | 2000-01-31 | 2002-05-21 | Bayer Antwerp, N.V. | Viscoelastic polyurethane foams |
| WO2002094900A1 (en) * | 2001-05-21 | 2002-11-28 | Dow Global Technologies Inc. | Transparent polyurethane-hydrogel composition, method of making transparent polyurethane-hydrogel composition, and air-freshener application |
| US7097723B2 (en) | 2001-11-26 | 2006-08-29 | Collins & Aikman Products Co. | Lightweight acoustic automotive carpet |
| US7105069B2 (en) * | 2001-11-26 | 2006-09-12 | Collins & Aikman Products Co. | Sound absorbing/sound blocking automotive trim products |
| FR2850484B1 (fr) * | 2003-01-24 | 2005-12-09 | Hutchinson | Structure mecanique presentant une propriete vibratoire modifiable |
| US20040266900A1 (en) * | 2003-06-26 | 2004-12-30 | Raymond Neff | Viscoelastic polyurethane foam |
| US7208531B2 (en) * | 2003-06-26 | 2007-04-24 | Basf Corporation | Viscoelastic polyurethane foam |
| US7238730B2 (en) * | 2003-06-26 | 2007-07-03 | Basf Corporation | Viscoelastic polyurethane foam |
| US7763341B2 (en) * | 2004-01-23 | 2010-07-27 | Century-Board Usa, Llc | Filled polymer composite and synthetic building material compositions |
| US7211206B2 (en) * | 2004-01-23 | 2007-05-01 | Century-Board Usa Llc | Continuous forming system utilizing up to six endless belts |
| US20050167194A1 (en) * | 2004-02-03 | 2005-08-04 | Arner Investments Inc | Accoustical Absorption Coating and Process |
| US20050261386A1 (en) * | 2004-05-24 | 2005-11-24 | Schneider Bruce H | Latex-enhanced polyurethane foam cushioning |
| AU2005267399A1 (en) | 2004-06-24 | 2006-02-02 | Century-Board Usa, Llc | Continuous forming apparatus for three-dimensional foamed products |
| US7794224B2 (en) | 2004-09-28 | 2010-09-14 | Woodbridge Corporation | Apparatus for the continuous production of plastic composites |
| US7456245B2 (en) * | 2004-11-24 | 2008-11-25 | Battelle Memorial Institute | Energy-absorbent material and method of making |
| EP1991608A4 (en) * | 2006-02-23 | 2011-07-20 | Robert N Clausi | HIGHLY CHARGED COMPOSITE MATERIALS |
| WO2007112105A2 (en) * | 2006-03-24 | 2007-10-04 | Century-Board Usa, Llc | Extrusion of polyurethane composite materials |
| US7799840B2 (en) | 2006-09-12 | 2010-09-21 | Intellectual Property Holdings, Llc | Thermoplastic vibrational damper with constraining layer |
| MY154555A (en) * | 2007-11-21 | 2015-06-30 | Malaysian Palm Oil Board Mpob | A sound deadener melt pad composition |
| US20090295021A1 (en) * | 2008-05-27 | 2009-12-03 | Century-Board Usa, Llc | Extrusion of polyurethane composite materials |
| US8846776B2 (en) | 2009-08-14 | 2014-09-30 | Boral Ip Holdings Llc | Filled polyurethane composites and methods of making same |
| US9481759B2 (en) | 2009-08-14 | 2016-11-01 | Boral Ip Holdings Llc | Polyurethanes derived from highly reactive reactants and coal ash |
| US9745224B2 (en) | 2011-10-07 | 2017-08-29 | Boral Ip Holdings (Australia) Pty Limited | Inorganic polymer/organic polymer composites and methods of making same |
| US20130289150A1 (en) | 2012-04-26 | 2013-10-31 | Bayer Materialscience Ag | Viscoelastic polyurethane foams |
| US9200132B2 (en) * | 2013-03-15 | 2015-12-01 | Covestro Llc | Process for the production of spray polyurethane elastomers and the elastomers produced by this process |
| US9932457B2 (en) | 2013-04-12 | 2018-04-03 | Boral Ip Holdings (Australia) Pty Limited | Composites formed from an absorptive filler and a polyurethane |
| JP2017514947A (ja) | 2014-04-30 | 2017-06-08 | ハネウェル・インターナショナル・インコーポレーテッド | 軟質の連続気泡熱硬化性フォーム、及び発泡剤、並びにそれを製造する方法 |
| WO2016018226A1 (en) | 2014-07-28 | 2016-02-04 | Crocco Guy | The use of evaporative coolants to manufacture filled polyurethane composites |
| US9752015B2 (en) | 2014-08-05 | 2017-09-05 | Boral Ip Holdings (Australia) Pty Limited | Filled polymeric composites including short length fibers |
| WO2016118141A1 (en) | 2015-01-22 | 2016-07-28 | Boral Ip Holdings (Australia) Pty Limited | Highly filled polyurethane composites |
| JP6898917B2 (ja) * | 2015-04-08 | 2021-07-07 | ジェレーナ ストジャディノヴィック | 織布ウェブ又は不織布ウェブ |
| WO2016195717A1 (en) | 2015-06-05 | 2016-12-08 | Boral Ip Holdings (Australia) Pty Limited | Filled polyurethane composites with lightweight fillers |
| US20170267585A1 (en) | 2015-11-12 | 2017-09-21 | Amitabha Kumar | Filled polyurethane composites with size-graded fillers |
| US10766998B2 (en) | 2017-11-21 | 2020-09-08 | Covestro Llc | Flexible polyurethane foams |
| CN107939256B (zh) * | 2017-11-29 | 2023-09-19 | 国网湖南省电力有限公司 | 一种变电站轻质隔声卷帘门 |
| CN107956400B (zh) * | 2017-11-29 | 2023-09-19 | 国网湖南省电力有限公司 | 一种变电站轻质隔声折叠门 |
| US11572433B2 (en) | 2021-03-12 | 2023-02-07 | Covestro Llc | In-situ formed polyols, a process for their preparation, foams prepared from these in-situ formed polyols and a process for their preparation |
| US11718705B2 (en) | 2021-07-28 | 2023-08-08 | Covestro Llc | In-situ formed polyether polyols, a process for their preparation, and a process for the preparation of polyurethane foams |
| CN115602143A (zh) * | 2022-10-17 | 2023-01-13 | 天津科技大学（Cn） | 一种新型水下吸声材料及制备方法 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1519152A1 (de) * | 1962-09-29 | 1970-03-12 | Gruenzweig & Hartmann | Spritzbarer Belag zur Koerperschalldaempfung von Bauteilen |
| FR2054748A5 (en) * | 1969-07-25 | 1971-05-07 | Durand Andree | Polyurethane foam filled with barytes,sound proof materials |
| US3897372A (en) * | 1974-04-17 | 1975-07-29 | Grace W R & Co | Smoke-flame retardant hydrophilic urethane and method |
| FR2272456A1 (en) * | 1974-05-24 | 1975-12-19 | British Ind Sand Ltd | Sound absorbing compsns contg. sand and hardenable resin - and elastomer, e.g. SBR or polymethyl methacrylate |
| US4191798A (en) * | 1978-11-22 | 1980-03-04 | E. I. Du Pont De Nemours And Company | Highly filled thermoplastic compositions based on ethylene interpolymers and processing oils |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3424270A (en) * | 1965-05-12 | 1969-01-28 | Us Plywood Champ Papers Inc | Viscoelastic sound-blocking material with filler of high density particles |
| GB1450791A (en) * | 1973-05-18 | 1976-09-29 | Vickers Ltd | Sound absorbing materials |
| US4061618A (en) * | 1975-05-07 | 1977-12-06 | National Starch And Chemical Corporation | Process for preparing stable polyurethane latices |
| US4010818A (en) * | 1975-06-10 | 1977-03-08 | E. I. Du Pont De Nemours And Company | Flexible noise barrier material |
| US4066578A (en) * | 1976-01-14 | 1978-01-03 | W. R. Grace & Co. | Heavily loaded flame retardant urethane and method |
| US4158087A (en) * | 1977-05-27 | 1979-06-12 | W. R. Grace & Co. | Urethane foams having low resiliency |
| US4110510A (en) * | 1977-08-23 | 1978-08-29 | The Goodyear Tire & Rubber Company | Sound barrier material |
| US4246146A (en) * | 1979-03-09 | 1981-01-20 | W. R. Grace & Co. | Fire retardant coating system utilizing polyurethane hydrogel |
| US4241537A (en) * | 1979-05-10 | 1980-12-30 | W. R. Grace & Co. | Plant growth media utilizing polyurethane hydrogel |
-
1981
- 1981-07-27 US US06/287,353 patent/US4367259A/en not_active Expired - Fee Related
-
1982
- 1982-06-01 CA CA000404202A patent/CA1226085A/en not_active Expired
- 1982-06-11 AU AU84808/82A patent/AU8480882A/en not_active Abandoned
- 1982-06-11 BR BR8203425A patent/BR8203425A/pt unknown
- 1982-06-22 GB GB8218074A patent/GB2102823B/en not_active Expired
- 1982-07-20 JP JP57125253A patent/JPS5826092A/ja active Granted
- 1982-07-21 DE DE19823227230 patent/DE3227230A1/de not_active Withdrawn
- 1982-07-26 FR FR8213013A patent/FR2510286A1/fr not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1519152A1 (de) * | 1962-09-29 | 1970-03-12 | Gruenzweig & Hartmann | Spritzbarer Belag zur Koerperschalldaempfung von Bauteilen |
| FR2054748A5 (en) * | 1969-07-25 | 1971-05-07 | Durand Andree | Polyurethane foam filled with barytes,sound proof materials |
| US3897372A (en) * | 1974-04-17 | 1975-07-29 | Grace W R & Co | Smoke-flame retardant hydrophilic urethane and method |
| FR2272456A1 (en) * | 1974-05-24 | 1975-12-19 | British Ind Sand Ltd | Sound absorbing compsns contg. sand and hardenable resin - and elastomer, e.g. SBR or polymethyl methacrylate |
| US4191798A (en) * | 1978-11-22 | 1980-03-04 | E. I. Du Pont De Nemours And Company | Highly filled thermoplastic compositions based on ethylene interpolymers and processing oils |
Also Published As
| Publication number | Publication date |
|---|---|
| US4367259A (en) | 1983-01-04 |
| BR8203425A (pt) | 1983-06-07 |
| GB2102823B (en) | 1985-03-27 |
| DE3227230A1 (de) | 1983-02-10 |
| CA1226085A (en) | 1987-08-25 |
| JPS5826092A (ja) | 1983-02-16 |
| GB2102823A (en) | 1983-02-09 |
| JPS6225623B2 (https=) | 1987-06-04 |
| AU8480882A (en) | 1983-02-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |