GB789754A - Improvements in diisocyanate modified polyester foams - Google Patents
Improvements in diisocyanate modified polyester foamsInfo
- Publication number
- GB789754A GB789754A GB18591/55A GB1859155A GB789754A GB 789754 A GB789754 A GB 789754A GB 18591/55 A GB18591/55 A GB 18591/55A GB 1859155 A GB1859155 A GB 1859155A GB 789754 A GB789754 A GB 789754A
- Authority
- GB
- United Kingdom
- Prior art keywords
- acid
- diethylene glycol
- pentaerythritol
- adipic acid
- glycol
- 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
- 239000006260 foam Substances 0.000 title abstract 4
- 229920000728 polyester Polymers 0.000 title abstract 3
- 125000005442 diisocyanate group Chemical group 0.000 title 1
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 abstract 33
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 abstract 18
- 239000001361 adipic acid Substances 0.000 abstract 9
- 235000011037 adipic acid Nutrition 0.000 abstract 9
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 abstract 8
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 abstract 6
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 abstract 6
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 abstract 4
- 150000001412 amines Chemical class 0.000 abstract 3
- OISVCGZHLKNMSJ-UHFFFAOYSA-N 2,6-dimethylpyridine Chemical compound CC1=CC=CC(C)=N1 OISVCGZHLKNMSJ-UHFFFAOYSA-N 0.000 abstract 2
- FALRKNHUBBKYCC-UHFFFAOYSA-N 2-(chloromethyl)pyridine-3-carbonitrile Chemical compound ClCC1=NC=CC=C1C#N FALRKNHUBBKYCC-UHFFFAOYSA-N 0.000 abstract 2
- BFSVOASYOCHEOV-UHFFFAOYSA-N 2-diethylaminoethanol Chemical compound CCN(CC)CCO BFSVOASYOCHEOV-UHFFFAOYSA-N 0.000 abstract 2
- QEVGZEDELICMKH-UHFFFAOYSA-N Diglycolic acid Chemical compound OC(=O)COCC(O)=O QEVGZEDELICMKH-UHFFFAOYSA-N 0.000 abstract 2
- 239000002202 Polyethylene glycol Substances 0.000 abstract 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 abstract 2
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 abstract 2
- 239000007795 chemical reaction product Substances 0.000 abstract 2
- -1 hydroxy amines Chemical class 0.000 abstract 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 abstract 2
- 239000012948 isocyanate Substances 0.000 abstract 2
- 150000004668 long chain fatty acids Chemical class 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- BDJRBEYXGGNYIS-UHFFFAOYSA-N nonanedioic acid Chemical compound OC(=O)CCCCCCCC(O)=O BDJRBEYXGGNYIS-UHFFFAOYSA-N 0.000 abstract 2
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid group Chemical group C(CCCCCCC\C=C/CCCCCCCC)(=O)O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 abstract 2
- 229920001223 polyethylene glycol Polymers 0.000 abstract 2
- 150000003839 salts Chemical class 0.000 abstract 2
- CXMXRPHRNRROMY-UHFFFAOYSA-N sebacic acid Chemical compound OC(=O)CCCCCCCCC(O)=O CXMXRPHRNRROMY-UHFFFAOYSA-N 0.000 abstract 2
- 229940014800 succinic anhydride Drugs 0.000 abstract 2
- 150000005846 sugar alcohols Polymers 0.000 abstract 2
- 150000003512 tertiary amines Chemical class 0.000 abstract 2
- YXFVVABEGXRONW-UHFFFAOYSA-N toluene Substances CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 abstract 2
- QXJQHYBHAIHNGG-UHFFFAOYSA-N trimethylolethane Chemical compound OCC(C)(CO)CO QXJQHYBHAIHNGG-UHFFFAOYSA-N 0.000 abstract 2
- RTBFRGCFXZNCOE-UHFFFAOYSA-N 1-methylsulfonylpiperidin-4-one Chemical compound CS(=O)(=O)N1CCC(=O)CC1 RTBFRGCFXZNCOE-UHFFFAOYSA-N 0.000 abstract 1
- IDIFJUBLWASPDU-UHFFFAOYSA-N 2-(diethylamino)ethyl acetate Chemical compound CCN(CC)CCOC(C)=O IDIFJUBLWASPDU-UHFFFAOYSA-N 0.000 abstract 1
- KKFDCBRMNNSAAW-UHFFFAOYSA-N 2-(morpholin-4-yl)ethanol Chemical compound OCCN1CCOCC1 KKFDCBRMNNSAAW-UHFFFAOYSA-N 0.000 abstract 1
- CQWXKASOCUAEOW-UHFFFAOYSA-N 2-[2-(carboxymethoxy)ethoxy]acetic acid Chemical compound OC(=O)COCCOCC(O)=O CQWXKASOCUAEOW-UHFFFAOYSA-N 0.000 abstract 1
- TXBCBTDQIULDIA-UHFFFAOYSA-N 2-[[3-hydroxy-2,2-bis(hydroxymethyl)propoxy]methyl]-2-(hydroxymethyl)propane-1,3-diol Chemical compound OCC(CO)(CO)COCC(CO)(CO)CO TXBCBTDQIULDIA-UHFFFAOYSA-N 0.000 abstract 1
- 229940013085 2-diethylaminoethanol Drugs 0.000 abstract 1
- ZBRNDCHRLXLPGV-UHFFFAOYSA-N 2-morpholin-2-yloxymorpholine Chemical compound C1NCCOC1OC1OCCNC1 ZBRNDCHRLXLPGV-UHFFFAOYSA-N 0.000 abstract 1
- GWRBMVPSBQQMRY-UHFFFAOYSA-N 5-[4-cyano-2-(diethylamino)butoxy]-4-(diethylamino)pentanenitrile Chemical compound C(#N)CCC(COCC(CCC#N)N(CC)CC)N(CC)CC GWRBMVPSBQQMRY-UHFFFAOYSA-N 0.000 abstract 1
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 abstract 1
- FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 abstract 1
- UDSFAEKRVUSQDD-UHFFFAOYSA-N Dimethyl adipate Chemical compound COC(=O)CCCCC(=O)OC UDSFAEKRVUSQDD-UHFFFAOYSA-N 0.000 abstract 1
- 239000004386 Erythritol Substances 0.000 abstract 1
- UNXHWFMMPAWVPI-UHFFFAOYSA-N Erythritol Natural products OCC(O)C(O)CO UNXHWFMMPAWVPI-UHFFFAOYSA-N 0.000 abstract 1
- SJRJJKPEHAURKC-UHFFFAOYSA-N N-Methylmorpholine Chemical compound CN1CCOCC1 SJRJJKPEHAURKC-UHFFFAOYSA-N 0.000 abstract 1
- DHXVGJBLRPWPCS-UHFFFAOYSA-N Tetrahydropyran Chemical compound C1CCOCC1 DHXVGJBLRPWPCS-UHFFFAOYSA-N 0.000 abstract 1
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical compound ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 abstract 1
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 125000001931 aliphatic group Chemical group 0.000 abstract 1
- HOPRXXXSABQWAV-UHFFFAOYSA-N anhydrous collidine Natural products CC1=CC=NC(C)=C1C HOPRXXXSABQWAV-UHFFFAOYSA-N 0.000 abstract 1
- JFCQEDHGNNZCLN-UHFFFAOYSA-N anhydrous glutaric acid Natural products OC(=O)CCCC(O)=O JFCQEDHGNNZCLN-UHFFFAOYSA-N 0.000 abstract 1
- UTBIMNXEDGNJFE-UHFFFAOYSA-N collidine Natural products CC1=CC=C(C)C(C)=N1 UTBIMNXEDGNJFE-UHFFFAOYSA-N 0.000 abstract 1
- 150000001990 dicarboxylic acid derivatives Chemical class 0.000 abstract 1
- HPNMFZURTQLUMO-UHFFFAOYSA-N diethylamine Chemical compound CCNCC HPNMFZURTQLUMO-UHFFFAOYSA-N 0.000 abstract 1
- HPYNZHMRTTWQTB-UHFFFAOYSA-N dimethylpyridine Natural products CC1=CC=CN=C1C HPYNZHMRTTWQTB-UHFFFAOYSA-N 0.000 abstract 1
- UNXHWFMMPAWVPI-ZXZARUISSA-N erythritol Chemical compound OC[C@H](O)[C@H](O)CO UNXHWFMMPAWVPI-ZXZARUISSA-N 0.000 abstract 1
- 229940009714 erythritol Drugs 0.000 abstract 1
- 235000019414 erythritol Nutrition 0.000 abstract 1
- 150000002148 esters Chemical class 0.000 abstract 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 abstract 1
- 238000005187 foaming Methods 0.000 abstract 1
- 150000002513 isocyanates Chemical class 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- DGTNSSLYPYDJGL-UHFFFAOYSA-N phenyl isocyanate Chemical compound O=C=NC1=CC=CC=C1 DGTNSSLYPYDJGL-UHFFFAOYSA-N 0.000 abstract 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 abstract 1
- WBHHMMIMDMUBKC-XLNAKTSKSA-N ricinelaidic acid Chemical class CCCCCC[C@@H](O)C\C=C\CCCCCCCC(O)=O WBHHMMIMDMUBKC-XLNAKTSKSA-N 0.000 abstract 1
- 229960003656 ricinoleic acid Drugs 0.000 abstract 1
- FEUQNCSVHBHROZ-UHFFFAOYSA-N ricinoleic acid Natural products CCCCCCC(O[Si](C)(C)C)CC=CCCCCCCCC(=O)OC FEUQNCSVHBHROZ-UHFFFAOYSA-N 0.000 abstract 1
- 239000000600 sorbitol Substances 0.000 abstract 1
- GFYHSKONPJXCDE-UHFFFAOYSA-N sym-collidine Natural products CC1=CN=C(C)C(C)=C1 GFYHSKONPJXCDE-UHFFFAOYSA-N 0.000 abstract 1
- 239000012970 tertiary amine catalyst Substances 0.000 abstract 1
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 239000000080 wetting agent Substances 0.000 abstract 1
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
- C08G18/08—Processes
- C08G18/16—Catalysts
- C08G18/18—Catalysts containing secondary or tertiary amines or salts thereof
-
- 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
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/4244—Polycondensates having carboxylic or carbonic ester groups in the main chain containing oxygen in the form of ether groups
- C08G18/4247—Polycondensates having carboxylic or carbonic ester groups in the main chain containing oxygen in the form of ether groups derived from polyols containing at least one ether group and polycarboxylic acids
- C08G18/425—Polycondensates having carboxylic or carbonic ester groups in the main chain containing oxygen in the form of ether groups derived from polyols containing at least one ether group and polycarboxylic acids the polyols containing one or two ether 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
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/4244—Polycondensates having carboxylic or carbonic ester groups in the main chain containing oxygen in the form of ether groups
- C08G18/4247—Polycondensates having carboxylic or carbonic ester groups in the main chain containing oxygen in the form of ether groups derived from polyols containing at least one ether group and polycarboxylic acids
- C08G18/4252—Polycondensates having carboxylic or carbonic ester groups in the main chain containing oxygen in the form of ether groups derived from polyols containing at least one ether group and polycarboxylic acids derived from polyols containing polyether groups and polycarboxylic acids
-
- 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
- C08G18/7614—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
-
- 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
- C08G18/7614—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
- C08G18/7621—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring being toluene diisocyanate including isomer mixtures
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)
- Polyesters Or Polycarbonates (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US442196A US2970118A (en) | 1954-07-08 | 1954-07-08 | Cellular polyurethane resin and process of preparing same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB789754A true GB789754A (en) | 1958-01-29 |
Family
ID=23755884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB18591/55A Expired GB789754A (en) | 1954-07-08 | 1955-06-28 | Improvements in diisocyanate modified polyester foams |
Country Status (6)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE553557A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1955-12-21 | |||
| DE1112285B (de) * | 1959-01-17 | 1961-08-03 | Bayer Ag | Verfahren zur Herstellung von Urethangruppen aufweisenden Schaumstoffen |
| US3449467A (en) * | 1965-06-03 | 1969-06-10 | Union Carbide Corp | Hydroxyl terminated polyester oligomers |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB659344A (en) * | 1948-05-04 | 1951-10-24 | United Aircraft Corp | Improvements in or relating to hollow aircraft propeller blades |
| US2577279A (en) * | 1948-06-25 | 1951-12-04 | Lockheed Aircraft Corp | Foamed alkyd-isocyanate plastics |
| US2602783A (en) * | 1949-01-14 | 1952-07-08 | Lockheed Aircraft Corp | Cellular foamed alkyd-diisocyanate resins |
| US2650212A (en) * | 1949-08-20 | 1953-08-25 | Bayer Ag | Adhesive composition comprising a diisocyanate modified polyester |
| US2611756A (en) * | 1950-01-16 | 1952-09-23 | Cambridge Ind Company | Polyvinyl resin plasticized with polyester |
| BE516512A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1951-12-24 |
-
0
- NL NL104969D patent/NL104969C/xx active
- DE DENDAT1069868D patent/DE1069868B/de active Pending
-
1954
- 1954-07-08 US US442196A patent/US2970118A/en not_active Expired - Lifetime
-
1955
- 1955-06-28 GB GB18591/55A patent/GB789754A/en not_active Expired
- 1955-07-05 CH CH338604D patent/CH338604A/fr unknown
- 1955-07-08 FR FR1134076D patent/FR1134076A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1134076A (fr) | 1957-04-05 |
| US2970118A (en) | 1961-01-31 |
| CH338604A (fr) | 1959-05-31 |
| DE1069868B (de) | 1959-11-26 |
| NL104969C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6055106B2 (ja) | ハロゲン含有発泡剤を有するポリウレタンの系の安定性を改良するためのアミン触媒 | |
| US3980579A (en) | Catalytically stable halogenated polyol composition | |
| GB870940A (en) | Improvements in and relating to foamed polymers | |
| TW321667B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| GB789754A (en) | Improvements in diisocyanate modified polyester foams | |
| CA1081398A (en) | Process for preparing rigid polyurethane foams using latent catalysts | |
| GB1418095A (en) | Perfluoroalkyl-substituted polyethers | |
| US3809711A (en) | Process for synthesizing specific complete mixed polyol esters | |
| GB1032978A (en) | N-substituted isocyanurates | |
| GB779077A (en) | Expanded materials from linear polyesters and di-isocyanates | |
| US4469616A (en) | Low temperature, storage stable mixtures of polyester prepolymers and flow modifiers | |
| GB1209058A (en) | Improvements in or relating to polyurethane foams and to a method of producing same | |
| GB1263437A (en) | Improvements in or relating to phosphonate compositions | |
| EP0154669A1 (en) | Catalyst for urethane foam blown with carboxylic acids | |
| GB815307A (en) | Improvements in and relating to the manufacture of foamed polyester materials | |
| GB811296A (en) | Flexible foamed polyurethane products | |
| GB852379A (en) | A process for the production of foam materials containing urethane groups | |
| US3276959A (en) | Stabilized steroid compositions | |
| GB797965A (en) | Polyisocyanate compositions and foams produced therefrom | |
| GB1339931A (en) | Process for preparing polyurethanes | |
| US2224360A (en) | Process of manufacturing washing, cleansing, wetting, and emulsifying agents | |
| GB787760A (en) | Improvements in the manufacture of polyester resins | |
| GB1032233A (en) | A process for the production of polyurethane foam materials | |
| GB857078A (en) | Process for the manufacture of a new polyurethane plastic material | |
| GB822446A (en) | A process for the production of sponges from polyurethanes |