NL6400891A - - Google Patents
Info
- Publication number
- NL6400891A NL6400891A NL6400891A NL6400891A NL6400891A NL 6400891 A NL6400891 A NL 6400891A NL 6400891 A NL6400891 A NL 6400891A NL 6400891 A NL6400891 A NL 6400891A NL 6400891 A NL6400891 A NL 6400891A
- Authority
- NL
- Netherlands
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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
- C08G18/78—Nitrogen
- C08G18/7806—Nitrogen containing -N-C=0 groups
- C08G18/7818—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative 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
- C08G18/08—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
- 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
- C08G18/30—Low-molecular-weight compounds
- C08G18/302—Water
-
- 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
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3225—Polyamines
-
- 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
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3225—Polyamines
- C08G18/3253—Polyamines being in latent form
- C08G18/3256—Reaction products of polyamines with aldehydes or ketones
-
- 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
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3271—Hydroxyamines
- C08G18/3296—Hydroxyamines being in latent form
-
- 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
- C08G2110/0025—Foam properties rigid
-
- 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
- C08G2110/0083—Foam properties prepared using water as the sole blowing agent
-
- 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
- Y10S528/906—Fiber or elastomer prepared from an isocyanate reactant
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)
- Paints Or Removers (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4507/63A GB1064841A (en) | 1963-02-04 | 1963-02-04 | Manufacture of polymers containing biuret and urea groups |
GB34223/63A GB1036450A (en) | 1965-09-21 | 1963-08-29 | Prepacked coffee containing cartridge |
GB3422664 | 1964-01-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
NL6400891A true NL6400891A (de) | 1964-08-05 |
NL139544B NL139544B (nl) | 1973-08-15 |
Family
ID=27254460
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL646400891A NL139544B (nl) | 1963-02-04 | 1964-02-04 | Werkwijze ter bereiding van op isocyanaat gebaseerde polymeren en voorwerpen, vervaardigd onder toepassing van de aldus bereide polymeren. |
Country Status (4)
Country | Link |
---|---|
US (1) | US3420800A (de) |
DE (1) | DE1520139B2 (de) |
GB (2) | GB1064842A (de) |
NL (1) | NL139544B (de) |
Families Citing this family (72)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3535353A (en) * | 1966-10-24 | 1970-10-20 | Gen Mills Inc | Derivatives of certain polyamine compounds and carboxylic acids |
DE1814832B2 (de) * | 1968-12-14 | 1979-02-08 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Hydroxymethyl-Gruppen aufweisenden Ketiminen |
US3919317A (en) * | 1970-09-22 | 1975-11-11 | Ralph H Huff | Tetraazomethines |
DE2167141C1 (de) * | 1971-04-06 | 1982-03-18 | Schering Ag, 1000 Berlin Und 4619 Bergkamen | Verfahren zum Applizieren von Lacken,Vergussmassen,Spachtelmassen,UEberzugs- und Beschichtungsmassen |
DE2116882C3 (de) * | 1971-04-06 | 1985-05-15 | Schering AG, 1000 Berlin und 4709 Bergkamen | Enaminverbindungen und deren Herstellung |
DE2167059C3 (de) * | 1971-04-06 | 1983-11-17 | Schering AG, 1000 Berlin und 4709 Bergkamen | Verfahren zum Applizieren von Lacken, Vergußmassen, Spachtelmassen, Überzugs- und Beschichtungsmassen |
US3941753A (en) * | 1971-04-06 | 1976-03-02 | Schering Aktiengesellschaft | Prepolymers of polyisocyanates with hydroxy-enamines or hydroxy-ketimines |
DE2325824A1 (de) * | 1973-05-22 | 1974-12-19 | Veba Chemie Ag | Polyurethan-zweikomponentenlacke |
US3923744A (en) * | 1973-05-23 | 1975-12-02 | Dow Chemical Co | Polyols containing ketal groups and polyurethanes prepared therefrom |
DE2418041C3 (de) * | 1974-04-13 | 1982-04-29 | Schering Ag, 1000 Berlin Und 4619 Bergkamen | Verfahren zur Herstellung von elastifizierten Formteilen nach Flächengebilden |
DE2725589A1 (de) * | 1977-06-07 | 1978-12-21 | Bayer Ag | Verfahren zur herstellung von waessrigen polyurethan-dispersionen und -loesungen |
DE2806215A1 (de) * | 1978-02-14 | 1979-08-16 | Bayer Ag | Verfahren zur herstellung von formschaumstoffen auf polyisocyanat-basis |
DE2811148A1 (de) * | 1978-03-15 | 1979-09-20 | Bayer Ag | Verfahren zur herstellung von waessrigen polyurethan-dispersionen und -loesungen |
DE3019356A1 (de) * | 1980-05-21 | 1981-11-26 | Sika AG, vorm. Kaspar Winkler & Co., 8048 Zürich | Neue, adimin- und oxazolidingruppen aufweisende verbindungen sowie verfahren zu deren herstellung und ihre verwendung als haerter fuer polyisocyanate |
US4469831A (en) * | 1981-08-26 | 1984-09-04 | Basf Aktiengesellschaft | Moisture-curing, storage stable, single-component polyurethane systems |
DE3139313A1 (de) * | 1981-10-02 | 1983-04-21 | Bayer Ag, 5090 Leverkusen | Verwendung metallisierter aramidfaeden |
DE3308418A1 (de) * | 1983-03-09 | 1984-09-13 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von kombinationen aus organischen polyisocyanaten und zumindest teilweise blockierten polyaminen, die nach dem verfahren erhaeltlichen kombinationen und ihre verwendung zur herstellung von lacken, beschichtungs- oder dichtungsmassen |
JPS59179401A (ja) * | 1983-03-29 | 1984-10-12 | Hashimoto Forming Co Ltd | ホイ−ルキヤツプの製造方法 |
EP0149765B1 (de) * | 1984-01-11 | 1990-03-28 | American Cyanamid Company | Ein Ketimin enthaltende Beschichtungsmasse |
US4513112A (en) * | 1984-03-07 | 1985-04-23 | Lord Corporation | High build, ambient cure coating compositions |
DE3624924A1 (de) * | 1986-07-23 | 1988-01-28 | Basf Ag | Feuchtigkeitshaertende, lagerstabile einkomponenten-polyurethansysteme und deren verwendung |
US5093383A (en) * | 1987-03-11 | 1992-03-03 | Ici Americas Inc. | Polyurethane/urea foams from isocyanate prepolymers and isocyanate reactive imino/enamino functional reactants |
US4935460A (en) * | 1987-03-11 | 1990-06-19 | Ici Americas Inc. | Reaction injection molding compositions |
US4866103A (en) * | 1987-10-16 | 1989-09-12 | Ici Americas Inc. | Polyisocyanate compositions |
GB8821186D0 (en) * | 1988-09-09 | 1988-10-12 | Ici America Inc | Compositions of matter |
GB8819297D0 (en) * | 1988-08-12 | 1988-09-14 | Ici Plc | Composite materials |
EP0375318A3 (de) * | 1988-12-21 | 1991-01-23 | MITSUI TOATSU CHEMICALS, Inc. | Polyaldiminderivate |
GB8908493D0 (en) * | 1989-04-14 | 1989-06-01 | Ici Plc | Elastomers |
US5087661A (en) * | 1990-07-20 | 1992-02-11 | Mitsui Toatsu Chemicals, Inc. | Moisture curable polyurethane composition comprising polyaldimine |
DE4102341A1 (de) * | 1991-01-26 | 1992-07-30 | Bayer Ag | Ether- und estergruppen aufweisende isocyanat-praepolymere, ein verfahren zu ihrer herstellung und ihre verwendung |
DE4122766A1 (de) * | 1991-07-10 | 1993-01-14 | Bayer Ag | Verfahren zur herstellung von ald- oder ketimingruppen aufweisenden verbindungen und die bevorzugten nach diesem verfahren erhaeltlichen verbindungen |
US5214086A (en) † | 1991-09-04 | 1993-05-25 | Basf Corporation | Coating compositions which may be ambient cured |
EP0659791B1 (de) * | 1993-12-21 | 1998-11-11 | Bayer Corporation | Überzugszusammensetzungen auf der Basis von Aldiminen und Allophanatgruppen enthaltenden Polyisocyanaten |
US5466771A (en) * | 1993-12-21 | 1995-11-14 | Bayer Corporation | Coating compositions based on aldimines and polyisocyanates containing allophanate groups |
US6117966A (en) * | 1993-12-21 | 2000-09-12 | Bayer Corporation | Coating compositions containing aldimines and polyisocyanates |
CA2136372A1 (en) * | 1993-12-21 | 1995-06-22 | Bayer Corporation | Coating compositions containing polyisocyanates and aldimines which have improved storage stability |
US5444117A (en) * | 1994-02-09 | 1995-08-22 | Bayer Corporation | Coating compositions containing polyisocyanates and aldimines which have improved storage stability |
DE4415778A1 (de) * | 1994-05-05 | 1995-11-09 | Bayer Ag | Verfahren zur Herstellung von Überzügen |
US5973097A (en) * | 1994-06-06 | 1999-10-26 | Basf Corporation | Aldimine based coating compositions and pigment dispersions |
EP0686654B1 (de) * | 1994-06-06 | 2003-10-01 | Basf Corporation | Aldimin und Isocyanat enthaltende Beschichtungszusammensetzungen sowie Verfahren zu deren Herstellung |
US5516873A (en) * | 1994-07-11 | 1996-05-14 | Bayer Corporation | Polyisocyanate/polyamine mixtures and their use for the production of polyurea coatings |
DE4429076A1 (de) | 1994-08-17 | 1996-02-22 | Bayer Ag | Isocyanatpräpolymere, ein Verfahren zu ihrer Herstellung und ihre Verwendung |
US5489704A (en) | 1994-08-29 | 1996-02-06 | Bayer Corporation | Polyisocyanate/polyamine mixtures and their use for the production of polyurea coatings |
US5545705A (en) * | 1994-12-14 | 1996-08-13 | Bayer Corporation | Aldimines based on 2-methyl-1,5-pentane diamine and their use for the production of polyurea coatings |
US5523376A (en) | 1994-12-21 | 1996-06-04 | Bayer Corporation | Coating compositions based on aldimines and polyisocyanates containing uretdione groups |
US5591807A (en) * | 1995-05-23 | 1997-01-07 | The Sherwin-Williams Company | Polyimine/polyisocyanate coating composition containing polymeric anhydride |
US6828405B1 (en) | 1995-05-23 | 2004-12-07 | The Sherwin-Williams Company | Polyimine/polyisocyanate coating composition |
EP0835239A1 (de) * | 1995-06-28 | 1998-04-15 | Minnesota Mining And Manufacturing Company | Schnellhärtendes ketiminemittel und mit ketimine hergestellte schnellhärtende aufzeichnungsträger und filme |
JPH09235352A (ja) * | 1995-12-27 | 1997-09-09 | Mitsui Toatsu Chem Inc | 樹脂用硬化剤 |
US5726272A (en) * | 1996-02-08 | 1998-03-10 | Bayer Corporation | Polyurea coating compositions having faster dry times |
US5955199A (en) * | 1997-09-26 | 1999-09-21 | Ashland Inc. | Imine-containing curative for two component polyurethane structural adhesives |
KR100536419B1 (ko) * | 1998-03-25 | 2005-12-16 | 요코하마 고무 가부시키가이샤 | 1액형 습기 경화성 조성물 |
US6046270A (en) * | 1998-10-14 | 2000-04-04 | Bayer Corporation | Silane-modified polyurethane resins, a process for their preparation and their use as moisture-curable resins |
US6005047A (en) * | 1998-10-14 | 1999-12-21 | Bayer Corporation | Moisture-curable compounds containing isocyanate and alkoxysilane groups |
US6096823A (en) * | 1998-10-14 | 2000-08-01 | Bayer Corporation | Moisture-curable compounds containing isocyanate and alkoxysilane groups |
US6077902A (en) * | 1998-10-14 | 2000-06-20 | Bayer Corporation | Moisture-curable compounds containing isocyanate and alkoxysilane groups |
IL129583A (en) | 1999-04-25 | 2005-05-17 | Kenneth I Sawyer | Diesters of oligobutyleneglycol and amidine benzoic acid and their use for preparation of moisture-curable, storage-stable, one-part polyurethane/urea compositions |
US6180745B1 (en) | 1999-11-08 | 2001-01-30 | Bayer Corporation | Moisture-curable compositions containing isocyanate and succinyl urea groups |
CA2473437A1 (en) * | 2002-01-18 | 2003-07-24 | Sika Technology Ag | Two-constituent polyurethane composition having high early strength |
EP1329469A1 (de) * | 2002-01-18 | 2003-07-23 | Sika Schweiz AG | Polyurethanzusammensetzung |
EP1384735A1 (de) * | 2002-07-26 | 2004-01-28 | Sika Technology AG | Polyaldimin enthaltende Polyurethanzusammensetzung |
EP1524282A1 (de) * | 2003-10-15 | 2005-04-20 | Sika Technology AG | Zweikomponentige Polyurethanzusammensetzung mit hoher Frühfestigkeit |
US7572461B2 (en) | 2004-03-05 | 2009-08-11 | Kenneth I. Sawyer | Borer-resistant wood, wood products, and wooden structures and methods |
WO2005113487A2 (en) * | 2004-05-14 | 2005-12-01 | Sawyer Kenneth I | Polyurea compositions and compounds for the preparation thereof |
DE102005020269A1 (de) | 2005-04-30 | 2006-11-09 | Bayer Materialscience Ag | Bindemittelgemische aus Polyasparaginsäureestern und sulfonatmodifizierten Polyisocyanaten |
EP1770107A1 (de) * | 2005-09-30 | 2007-04-04 | Sika Technology AG | Feuchtigkeitshärtende Polyurethanzusammensetzung |
DE102005047562A1 (de) * | 2005-10-04 | 2007-04-05 | Bayer Materialscience Ag | Zweitkomponenten-Systeme für die Herstellung flexibler Beschichtungen |
EP1834971A1 (de) * | 2006-03-13 | 2007-09-19 | Sika Technology AG | Feuchtigkeitshärtende Polyurethanzusammensetzung mit gutem Tieftemperaturverhalten |
EP1876196A1 (de) * | 2006-06-30 | 2008-01-09 | Sika Technology AG | VOC-freie oder VOC-arme Polyurethanbeschichtung |
US8758862B2 (en) | 2012-06-26 | 2014-06-24 | Prc Desoto International, Inc. | Coating compositions with an isocyanate-functional prepolymer derived from a tricyclodecane polyol, methods for their use, and related coated substrates |
EP3372624A1 (de) | 2017-03-06 | 2018-09-12 | Henkel AG & Co. KGaA | Einkomponentige zusammensetzung auf basis von verbindungen mit mindestens zwei einheiten aus cyclischem exo-vinylen-carbonat |
US11732083B2 (en) | 2020-11-19 | 2023-08-22 | Covestro Llc | Polyisocyanate resins |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA720121A (en) * | 1965-10-19 | A. Haggis Geoffrey | Isocyanate-based polymers | |
US2285260A (en) * | 1937-12-29 | 1942-06-02 | Du Pont | Preservation of rubber |
US2317757A (en) * | 1940-04-12 | 1943-04-27 | Graf Roderich | Alkylene-polyamines and a process of preparing them |
US2381526A (en) * | 1943-02-04 | 1945-08-07 | Monsanto Chemicals | Vulcanizable polymerization products |
US2416042A (en) * | 1944-12-07 | 1947-02-18 | Du Pont | Nu-alkylidene, nu-cycloalkylidene, and nu-aralkylidene aliphatic diamines |
US2652367A (en) * | 1950-08-05 | 1953-09-15 | Shell Dev | Lubricating composition |
US2692284A (en) * | 1952-11-28 | 1954-10-19 | Shell Dev | Method for preparing ketimines |
US3004933A (en) * | 1955-10-22 | 1961-10-17 | Bayer Ag | Production of polyurethane plastics using schiff's base catalysts |
US3050475A (en) * | 1955-10-22 | 1962-08-21 | Bayer Ag | Production of polyurethane plastics using schiff's base catalysts |
DE1005722B (de) * | 1956-01-16 | 1957-04-04 | Bayer Ag | Reaktionsverzoegerndes Mittel bei der Umsetzung von Polyhydroxyverbindungen, Polyisocyanaten und gegebenenfalls Vernetzungsmitteln zu kautschuk-elastischen Kunststoffen |
FR1393412A (fr) * | 1963-02-04 | 1965-03-26 | Ici Ltd | Procédé de fabrication de polymères à base d'isocyanate |
US3267078A (en) * | 1963-12-16 | 1966-08-16 | Wyandotte Chemicals Corp | Polyether urethane coating composition cured with a di-imine |
-
1963
- 1963-02-04 GB GB48109/66A patent/GB1064842A/en not_active Expired
- 1963-02-04 GB GB4507/63A patent/GB1064841A/en not_active Expired
-
1964
- 1964-01-29 US US341114A patent/US3420800A/en not_active Expired - Lifetime
- 1964-02-04 NL NL646400891A patent/NL139544B/xx unknown
- 1964-02-04 DE DE1520139A patent/DE1520139B2/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE1520139B2 (de) | 1978-08-24 |
NL139544B (nl) | 1973-08-15 |
US3420800A (en) | 1969-01-07 |
DE1520139A1 (de) | 1970-03-19 |
GB1064842A (en) | 1967-04-12 |
GB1064841A (en) | 1967-04-12 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
VJC | Lapsed due to non-payment of the due maintenance fee for the patent or patent application | ||
NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: IMPERIAL CHEM |