DE2726260C2 - Schäumbares Polymermaterial - Google Patents
Schäumbares PolymermaterialInfo
- Publication number
- DE2726260C2 DE2726260C2 DE2726260A DE2726260A DE2726260C2 DE 2726260 C2 DE2726260 C2 DE 2726260C2 DE 2726260 A DE2726260 A DE 2726260A DE 2726260 A DE2726260 A DE 2726260A DE 2726260 C2 DE2726260 C2 DE 2726260C2
- Authority
- DE
- Germany
- Prior art keywords
- density
- weight
- foaming
- methacrylic acid
- foams
- 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.)
- Expired
Links
- 239000002861 polymer material Substances 0.000 title description 12
- 229920000642 polymer Polymers 0.000 claims description 22
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 19
- 239000004604 Blowing Agent Substances 0.000 claims description 17
- 239000000178 monomer Substances 0.000 claims description 11
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 10
- 229920001577 copolymer Polymers 0.000 claims description 6
- 239000006260 foam Substances 0.000 description 27
- 238000005187 foaming Methods 0.000 description 25
- ZHNUHDYFZUAESO-UHFFFAOYSA-N Formamide Chemical compound NC=O ZHNUHDYFZUAESO-UHFFFAOYSA-N 0.000 description 18
- 229910052751 metal Inorganic materials 0.000 description 18
- 239000002184 metal Substances 0.000 description 18
- 150000003839 salts Chemical class 0.000 description 17
- MYWUZJCMWCOHBA-VIFPVBQESA-N methamphetamine Chemical compound CN[C@@H](C)CC1=CC=CC=C1 MYWUZJCMWCOHBA-VIFPVBQESA-N 0.000 description 12
- GYCMBHHDWRMZGG-UHFFFAOYSA-N Methylacrylonitrile Chemical compound CC(=C)C#N GYCMBHHDWRMZGG-UHFFFAOYSA-N 0.000 description 11
- 239000000203 mixture Substances 0.000 description 11
- 238000006116 polymerization reaction Methods 0.000 description 11
- 239000003380 propellant Substances 0.000 description 11
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 9
- CUJRVFIICFDLGR-UHFFFAOYSA-N acetylacetonate Chemical compound CC(=O)[CH-]C(C)=O CUJRVFIICFDLGR-UHFFFAOYSA-N 0.000 description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 239000011651 chromium Substances 0.000 description 7
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 6
- 229910010413 TiO 2 Inorganic materials 0.000 description 5
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 4
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 4
- 239000004642 Polyimide Substances 0.000 description 4
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 4
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 4
- 229910021529 ammonia Inorganic materials 0.000 description 4
- 235000019400 benzoyl peroxide Nutrition 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000004202 carbamide Substances 0.000 description 4
- 150000001768 cations Chemical class 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 229920001721 polyimide Polymers 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- OPQYOFWUFGEMRZ-UHFFFAOYSA-N tert-butyl 2,2-dimethylpropaneperoxoate Chemical compound CC(C)(C)OOC(=O)C(C)(C)C OPQYOFWUFGEMRZ-UHFFFAOYSA-N 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 3
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 3
- 150000001408 amides Chemical class 0.000 description 3
- 125000004432 carbon atom Chemical group C* 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 235000019253 formic acid Nutrition 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 150000003949 imides Chemical class 0.000 description 3
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 description 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- MGJKQDOBUOMPEZ-UHFFFAOYSA-N N,N'-dimethylurea Chemical compound CNC(=O)NC MGJKQDOBUOMPEZ-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- YRKCREAYFQTBPV-UHFFFAOYSA-N acetylacetone Chemical compound CC(=O)CC(C)=O YRKCREAYFQTBPV-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- FYDNFZPPZJDFRY-UHFFFAOYSA-K chromium(3+);2-methylprop-2-enoate Chemical compound [Cr+3].CC(=C)C([O-])=O.CC(=C)C([O-])=O.CC(=C)C([O-])=O FYDNFZPPZJDFRY-UHFFFAOYSA-K 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000000265 homogenisation Methods 0.000 description 2
- 239000003999 initiator Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 150000002825 nitriles Chemical class 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- DNIAPMSPPWPWGF-GSVOUGTGSA-N (R)-(-)-Propylene glycol Chemical compound C[C@@H](O)CO DNIAPMSPPWPWGF-GSVOUGTGSA-N 0.000 description 1
- POILWHVDKZOXJZ-ARJAWSKDSA-M (z)-4-oxopent-2-en-2-olate Chemical compound C\C([O-])=C\C(C)=O POILWHVDKZOXJZ-ARJAWSKDSA-M 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- BDAGIHXWWSANSR-UHFFFAOYSA-M Formate Chemical compound [O-]C=O BDAGIHXWWSANSR-UHFFFAOYSA-M 0.000 description 1
- LEHOTFFKMJEONL-UHFFFAOYSA-N Uric Acid Chemical compound N1C(=O)NC(=O)C2=C1NC(=O)N2 LEHOTFFKMJEONL-UHFFFAOYSA-N 0.000 description 1
- 150000001242 acetic acid derivatives Chemical class 0.000 description 1
- 125000005595 acetylacetonate group Chemical group 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 125000005907 alkyl ester group Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- XBTKSOPQXHGSRM-UHFFFAOYSA-K chromium(3+);2-methylprop-2-enoate;hydroxide Chemical compound [OH-].[Cr+3].CC(=C)C([O-])=O.CC(=C)C([O-])=O XBTKSOPQXHGSRM-UHFFFAOYSA-K 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 150000004675 formic acid derivatives Chemical class 0.000 description 1
- 239000004619 high density foam Substances 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 150000002734 metacrylic acid derivatives Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 description 1
- 125000005395 methacrylic acid group Chemical group 0.000 description 1
- -1 monoalkylformamide Chemical compound 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000010526 radical polymerization reaction Methods 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- PWBHRVGYSMBMIO-UHFFFAOYSA-M tributylstannanylium;acetate Chemical compound CCCC[Sn](CCCC)(CCCC)OC(C)=O PWBHRVGYSMBMIO-UHFFFAOYSA-M 0.000 description 1
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
- C08J9/02—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by the reacting monomers or modifying agents during the preparation or modification of macromolecules
-
- 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
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/12—Bonding of a preformed macromolecular material to the same or other solid material such as metal, glass, leather, e.g. using adhesives
-
- 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
- C08J2333/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Laminated Bodies (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2726260A DE2726260C2 (de) | 1977-06-10 | 1977-06-10 | Schäumbares Polymermaterial |
| BE187910A BE867324A (fr) | 1977-06-10 | 1978-05-22 | Matiere polymere capable de mousser, son procede de preparation et son utilisation |
| FR7815437A FR2393830B1 (fr) | 1977-06-10 | 1978-05-24 | Matiere polymere moussable transformable en une mousse ayant la structure d'un polyacrylimide ou d'un polymethacrylimide et son procede de preparation, mousse obtenue et materiau stratifie fabrique avec cette mousse |
| GB23192/78A GB1594203A (en) | 1977-06-10 | 1978-05-26 | Foamable polymer materials |
| RO7894266A RO75264A (ro) | 1977-06-10 | 1978-06-05 | Procedeu pentru obtinerea unui produs cu continut ridicat de carbon |
| US05/912,962 US4187353A (en) | 1977-06-10 | 1978-06-06 | Foamable polymer material |
| JP6874578A JPS544962A (en) | 1977-06-10 | 1978-06-07 | Foamable polymer and manufacture*foam obtained by heating foamable polymer and laminate made from it |
| NLAANVRAGE7806204,A NL184622C (nl) | 1977-06-10 | 1978-06-07 | Werkwijze ter bereiding van een opschuimbaar polymeer materiaal, gevormd voortbrengsel, geheel of ten dele bestaande uit een dergelijk materiaal, alsmede laagvormig materiaal, dat uit tenminste een laag van een dergelijk opgeschuimd materiaal bestaat. |
| CA305,258A CA1102950A (en) | 1977-06-10 | 1978-06-12 | Foamable polymer materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2726260A DE2726260C2 (de) | 1977-06-10 | 1977-06-10 | Schäumbares Polymermaterial |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2726260A1 DE2726260A1 (de) | 1978-12-21 |
| DE2726260C2 true DE2726260C2 (de) | 1983-05-26 |
Family
ID=6011223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2726260A Expired DE2726260C2 (de) | 1977-06-10 | 1977-06-10 | Schäumbares Polymermaterial |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4187353A (enExample) |
| JP (1) | JPS544962A (enExample) |
| BE (1) | BE867324A (enExample) |
| CA (1) | CA1102950A (enExample) |
| DE (1) | DE2726260C2 (enExample) |
| FR (1) | FR2393830B1 (enExample) |
| GB (1) | GB1594203A (enExample) |
| NL (1) | NL184622C (enExample) |
| RO (1) | RO75264A (enExample) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0791621A2 (de) | 1996-02-22 | 1997-08-27 | Röhm Gmbh | Polymethacrylimid-Schaumstoff mit Epoxidharz als Flammschutzzusatz |
| DE102011085026A1 (de) | 2011-10-21 | 2013-04-25 | Evonik Röhm Gmbh | Verfahren zur Herstellung von Korngrenzenhaftung von expandierten Copolymeren auf Basis von Methacryl- und Acrylverbindungen und Anhaftung diverser Deckschichten auf dem Schaumkern |
| US10619024B2 (en) | 2015-09-15 | 2020-04-14 | Evonik Operations Gmbh | Polyfunctional alcohols as cross-linkers in PMI foams |
| US10919198B2 (en) | 2015-10-22 | 2021-02-16 | Evonik Operations Gmbh | Production of complex hollow foam or sandwich structures by means of a mold core |
Families Citing this family (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5780435A (en) * | 1980-11-07 | 1982-05-20 | Agency Of Ind Science & Technol | Novel plastic foam and manufacturing thereof |
| DE3114266A1 (de) * | 1981-04-09 | 1982-11-04 | Röhm GmbH, 6100 Darmstadt | Verfahren zur herstellung vernetzter acrylelastomerer |
| US4614827A (en) * | 1983-07-20 | 1986-09-30 | Rohm Gmbh | Method for isolating vinyl salt compounds from aqueous solutions |
| DE3346060A1 (de) * | 1983-12-21 | 1985-07-04 | Röhm GmbH, 6100 Darmstadt | Flammgeschuetzter polyacryl- oder polymethacrylimidschaumstoff und verfahren zu seiner herstellung |
| FR2577568B1 (fr) * | 1985-02-19 | 1987-12-18 | Coatex Sa | Agent fluidifiant non polluant pour fluides de forage a base d'eau douce ou saline |
| DE3519005A1 (de) * | 1985-05-25 | 1986-11-27 | Röhm GmbH, 6100 Darmstadt | Schaeumbarer kunststoff |
| US4696951A (en) * | 1986-05-12 | 1987-09-29 | National Starch And Chemical Corporation | Ethylene vinyl acetate compositions for flocking adhesives |
| US4713263A (en) * | 1986-05-12 | 1987-12-15 | National Starch And Chemical Corporation | Ethylene vinyl acetate compositions for flocking adhesives |
| US4866119A (en) * | 1986-09-08 | 1989-09-12 | National Starch And Chemical Corporation | Textile coatings based on eva-maleate copolymers |
| US4740394A (en) * | 1986-09-08 | 1988-04-26 | National Starch And Chemical Corporation | Textile coatings based on eva-maleate copolymers |
| US4737386A (en) * | 1986-09-08 | 1988-04-12 | National Starch And Chemical Corporation | Textile coating composition and textiles coated therewith |
| US4963422A (en) * | 1987-10-28 | 1990-10-16 | National Starch And Chemical Investment Holding Corporation | Ethylene vinyl acetate alkyl acrylate compositions for flocking adhesives |
| IL88245A0 (en) * | 1987-11-13 | 1989-06-30 | Fraunhofer Ges Forschung | Process for the production of rigid foam comprising acrylic and/or methacrylic polymers without using fluorocarbons as a foaming agent |
| US5152856A (en) * | 1988-07-21 | 1992-10-06 | Northrop Corporation | Cure/bonding method for sandwiched plastic structure |
| DE3826469A1 (de) * | 1988-08-04 | 1990-02-08 | Roehm Gmbh | Hartschaum als kernmaterial fuer schichtwerkstoffe |
| AT391321B (de) * | 1988-08-29 | 1990-09-25 | Chemie Linz Gmbh | Verfahren zur herstellung von fluessigkeitsabsorbierenden acrylharzen |
| US4939019A (en) * | 1988-09-12 | 1990-07-03 | Hexcel Corporation | Compositions and process for producing foam plastics |
| US4918110A (en) * | 1988-09-12 | 1990-04-17 | Hexcel Corporation | Compositions and process for producing foam plastics |
| GB9017279D0 (en) * | 1990-08-07 | 1990-09-19 | Micropore International Ltd | Method for making a body of particulate insulating material |
| JP3007979B2 (ja) * | 1991-09-13 | 2000-02-14 | 三菱レイヨン株式会社 | 発泡性プラスチックス及びその発泡体 |
| DE19717483C2 (de) * | 1997-04-25 | 2000-05-04 | Roehm Gmbh | Polymethacrylimid-Schaumstoffe, Verfahren zu ihrer Herstellung und ihre Verwendung |
| FR2781932B1 (fr) * | 1998-07-10 | 2000-09-01 | Giat Ind Sa | Electrolyte solide polymere et ses procedes de preparation |
| DE10350971A1 (de) | 2003-10-30 | 2005-06-02 | Röhm GmbH & Co. KG | Wärmeformbeständige Polymethacrylimid-Schaumstoffe mit feinen Poren |
| US20060226577A1 (en) * | 2005-04-11 | 2006-10-12 | Lin A P | Method for forming control of composite material product |
| DE102010040286A1 (de) | 2010-08-31 | 2012-03-01 | Evonik Röhm Gmbh | PMI-Schäume mit verbesserten mechanischen Eigenschaften, insbesondere mit erhöhter Reißdehnung |
| DE102013223347A1 (de) | 2013-11-15 | 2015-05-21 | Evonik Industries Ag | Mit Poly(meth)acrylimid-Schaum gefüllte Wabenstrukturen |
| DE102013225132A1 (de) | 2013-12-06 | 2015-06-11 | Evonik Industries Ag | Vorschäumung von Poly(meth)acrylimid-Partikeln für das anschließende Formschäumen in geschlossenen Werkzeugen |
| DE102014209425A1 (de) | 2014-05-19 | 2015-11-19 | Evonik Röhm Gmbh | Formschäumen von Poly(meth)acrylimid-Partikeln in geschlossenen Werkzeugen zur Herstellung von Hartschaumkernen |
| CA2895484A1 (en) | 2014-06-24 | 2015-12-24 | Owens Corning Intellectual Capital, Llc | Reversibly cross-linkable resin |
| DE102014009338A1 (de) | 2014-06-27 | 2015-12-31 | Evonik Röhm Gmbh | Druckabhängiges Formschäumen von Poly(meth)acrylimid-Partikeln in geschlossenen Werkzeugen zur Herstellung von Hartschaumstoffkernen |
| EP3225654A1 (de) | 2016-03-30 | 2017-10-04 | Evonik Röhm GmbH | Verkürzung der abkühlphase beim partikelschäumen durch die wärmeleitung erhöhende additive |
| CN110256716B (zh) * | 2019-05-21 | 2022-03-18 | 湖南兆恒材料科技有限公司 | 一种直升机用聚甲基丙烯酰亚胺泡沫材料及制备方法 |
| CN113092621B (zh) * | 2021-04-07 | 2022-04-01 | 华东理工大学 | 产品中甲酰胺含量的检测方法 |
| WO2026041546A1 (en) | 2024-08-21 | 2026-02-26 | Evonik Operations Gmbh | Variothermal sintering |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2990381A (en) * | 1957-05-29 | 1961-06-27 | Wacker Chemie Gmbh | Preparation of foamed acrylamide polymers |
| GB994725A (en) * | 1962-07-18 | 1965-06-10 | Seikisui Chemical Co Ltd | Process for producing multicellular synthetic structures |
| GB1078425A (en) * | 1964-03-23 | 1967-08-09 | Sekisui Kagaku Gogyo Kabushiki | Process for producing a multicellular synthetic resin structure |
| DE1595214C3 (de) * | 1964-09-19 | 1978-03-30 | Roehm Gmbh, 6100 Darmstadt | Verfahren zur Herstellung von thermoplastischen, durch Erhitzen schäumbaren Polymerisaten |
| US3379702A (en) * | 1965-06-14 | 1968-04-23 | Dow Chemical Co | Method for preparing terpolymers of ethylene, acrylic acids and salts of acrylic acids |
| DE1645404C3 (de) * | 1965-12-24 | 1974-07-04 | Sekisui Kagaku Kogyo K.K., Osaka (Japan) | Verfahren zur Herstellung eines synthetischen vielzelligen Harzproduktes |
| DE1645229A1 (de) * | 1966-10-06 | 1970-10-22 | Roehm & Haas Gmbh | Verfahren zur Herstellung von transparenten Kunststoffen |
| DE1694859C3 (de) * | 1967-09-16 | 1974-10-31 | Roehm Gmbh, 6100 Darmstadt | Verfahren zur Herstellung von Formkörpern aus Hartschaumstoff |
| US3640916A (en) * | 1968-12-16 | 1972-02-08 | Johnson & Son Inc S C | Foam producing compositions |
| US3627711A (en) * | 1968-12-27 | 1971-12-14 | Roehm & Haas Gmbh | Foamable synthetic resin compositions |
| GB1345248A (en) * | 1970-05-29 | 1974-01-30 | Nitto Chemical Industry Co Ltd | Mitsubishi rayon co ltd chemical method of reducing the electrical resistance of ground connections |
| US3708444A (en) * | 1971-05-19 | 1973-01-02 | Roehm & Haas Gmbh | Foamed and foamable copolymers |
-
1977
- 1977-06-10 DE DE2726260A patent/DE2726260C2/de not_active Expired
-
1978
- 1978-05-22 BE BE187910A patent/BE867324A/xx not_active IP Right Cessation
- 1978-05-24 FR FR7815437A patent/FR2393830B1/fr not_active Expired
- 1978-05-26 GB GB23192/78A patent/GB1594203A/en not_active Expired
- 1978-06-05 RO RO7894266A patent/RO75264A/ro unknown
- 1978-06-06 US US05/912,962 patent/US4187353A/en not_active Expired - Lifetime
- 1978-06-07 JP JP6874578A patent/JPS544962A/ja active Granted
- 1978-06-07 NL NLAANVRAGE7806204,A patent/NL184622C/xx not_active IP Right Cessation
- 1978-06-12 CA CA305,258A patent/CA1102950A/en not_active Expired
Non-Patent Citations (1)
| Title |
|---|
| NICHTS-ERMITTELT |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0791621A2 (de) | 1996-02-22 | 1997-08-27 | Röhm Gmbh | Polymethacrylimid-Schaumstoff mit Epoxidharz als Flammschutzzusatz |
| DE102011085026A1 (de) | 2011-10-21 | 2013-04-25 | Evonik Röhm Gmbh | Verfahren zur Herstellung von Korngrenzenhaftung von expandierten Copolymeren auf Basis von Methacryl- und Acrylverbindungen und Anhaftung diverser Deckschichten auf dem Schaumkern |
| WO2013056947A1 (de) | 2011-10-21 | 2013-04-25 | Evonik Röhm Gmbh | Verfahren zur herstellung von expandierten copolymeren auf basis von poly (meth) acrylimid enthaltend einen haftvermittler |
| US10619024B2 (en) | 2015-09-15 | 2020-04-14 | Evonik Operations Gmbh | Polyfunctional alcohols as cross-linkers in PMI foams |
| US10919198B2 (en) | 2015-10-22 | 2021-02-16 | Evonik Operations Gmbh | Production of complex hollow foam or sandwich structures by means of a mold core |
Also Published As
| Publication number | Publication date |
|---|---|
| NL184622B (nl) | 1989-04-17 |
| BE867324A (fr) | 1978-09-18 |
| JPS544962A (en) | 1979-01-16 |
| FR2393830B1 (fr) | 1985-05-31 |
| RO75264A (ro) | 1980-11-30 |
| NL184622C (nl) | 1989-09-18 |
| CA1102950A (en) | 1981-06-09 |
| DE2726260A1 (de) | 1978-12-21 |
| US4187353A (en) | 1980-02-05 |
| JPS6136532B2 (enExample) | 1986-08-19 |
| GB1594203A (en) | 1981-07-30 |
| FR2393830A1 (fr) | 1979-01-05 |
| NL7806204A (nl) | 1978-12-12 |
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