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...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 7264705 | Cathodic electrocoating compositions containing an anti-crater agent An improved aqueous cathodic electrocoating composition that contains an anti-crater agent which is a water-reducible polyester resin having an acid value less than 40 mg KOH/g. The water-reducible polyester is the reaction product of (1) a hydroxy cyclic carbonate;... | 09/04/2007 |
| 7264706 | Cathodic electrocoating compositions containing an anti-crater agent An improved aqueous cathodic electrocoating composition that contains an anti-crater agent which is a water-reducible polyester resin having an acid value less than 40 mg KOH/g. The water-reducible polyester is the reaction product of (1) a hydroxy cyclic carbonate;... | 09/04/2007 |
| 7022639 | Catalytic activity accelerant used in petroleum hydrogenation The present invention provides a catalytic activity accelerant. The accelerant is added to stock oil for increasing the catalyst activity, the depth of catalytic hydrogenation and the yield of catalytic hydrogenation product, degrading the reaction conditions of cat... | 04/04/2006 |
| 6492306 | Nitrogen containing dispersant-viscosity improvers A composition comprising a hydrocarbon polymer having attached thereto pendant groups Aa and Bb wherein each A is independently selected from members of the group consisting of: groups of the formula ##STR1## and each B is independen... | 12/10/2002 |
| 6448208 | Liquid polyfunctional additives A description is given of products obtainable by reacting components a), b), c) and, if desired, d), where component a) is a compound of the formula I or a mixture of compounds of the formula I, component b) is a compound of the formula II or a mixture of... | 09/10/2002 |
| 6355074 | Oil soluble dispersant additives useful in oleaginous compositions Hydrocarbyl substituted C4 to C10 monounsaturated dicarboxylic acid, anhydrides or esters, e.g. polyisobutenyl succinic anhydride, preferably made by reacting polymer of C2 to C10 monoolefin, preferably polyisob... | 03/12/2002 |
| 6296677 | Liquid polyfunctional additives for improved fuel lubricity The lubricity (anti-wear properties) of fuels, for example hydrocarbon fuels, oxygenated fuels or mixtures thereof, particularly diesel or aviation fuels having reduced sulphur and/or aromatic content for compliance with regulator requirements, is improve... | 10/02/2001 |
| 6211122 | Carboxylic compositions and derivatives thereof and use as lubricating oil and fuel additives A carboxylic composition comprising hydrocarbon substituted carboxylic acylating agents prepared by reacting a polyolefin and a terpolymer, simultaneously or individually in any order, with at least one carboxylic reactant selected from the group consisti... | 04/03/2001 |
| 6107450 | Polyalkylene succinimides and post-treated derivatives thereof A succinimide composition is prepared by reacting a mixture of a polyalkenyl derivative, an unsaturated acidic reagent copolymer, and a polyamine under reactive conditions. The polyalkenyl derivative is produced by reacting an unsaturated acidic reagent w... | 08/22/2000 |
| 6001141 | Fuel additive Low sulfur content fuel compositions containing additive compounds are described which exhibit improved lubricity. The additive compounds include a carboxylic acid substituted by at least one hydroxyl group, derivatives of the carboxylic acid substituted ... | 12/14/1999 |
| 5912213 | Substituted carboxylic acylating agent compositions and derivatives thereof for use in lubricants and fuels Substituted carboxylic acylating agents formed by reacting an olefin with a carboxylic reactant are further reacted with -ଲ unsaturated carboxylic compositions to form substituted carboxylic acylating agents. The substituted carboxylic acylat... | 06/15/1999 |
| 5912190 | Synergistic process for improving combustion A process of improving the combustion of fuel and/or improving the oxidation of carbonaceous products derived from the combustion or pyrolysis of fuel is described. The process comprises adding to the fuel before the combustion thereof a composition compr... | 06/15/1999 |
| 5856279 | Acylated nitrogen compounds useful as additives for lubricating oil and fuel compositions A process for reacting certain carboxylic reactants and at least one aldehyde or ketone with olefinic compounds then reacting the product prepared thereby with ammonia, a hydrazine or an amine, products prepared thereby and, additive concentrates, lubrica... | 01/05/1999 |
| 5779742 | Acylated nitrogen compounds useful as additives for lubricating oil and fuel compositions A process for reacting certain carboxylic reactants and at least one aldehyde or ketone with olefinic compounds then reacting the product prepared thereby with ammonia, a hydrazine or an amine, products prepared thereby and, additive concentrates, lubrica... | 07/14/1998 |
| 5716912 | Polyalkylene succinimides and post-treated derivatives thereof A succinimide composition is prepared by reacting a mixture of an alkenyl or alkylsuccinic acid derivative, an unsaturated acidic reagent copolymer, and a polyamine under reactive conditions; then treating the reaction product with either a cyclic carbona... | 02/10/1998 |
| 5696060 | Acylated nitrogen compounds useful as additives for lubricating oil and fuel compositions A process for reacting certain carboxylic reactants with olefinic compounds then reacting the product prepared thereby with ammonia, a hydrazine or an amine, products prepared thereby and, additive concentrates, lubricating oil and fuel compositions.... | 12/09/1997 |
| 5538520 | Additives for fuels and lubricants Polyalkylene amine coupled heterocyclic compounds are effective multifunctional additives, providing cleanliness to fuels and lubricants as well as anti-wear, friction-modifying, thermal and oxidative stabilizing properties. The beneficial effects of the ... | 07/23/1996 |
| 5518510 | Low-sulfur diesel fuels containing organo-metallic complexes This invention relates to low-sulfur diesel fuels which are useful with diesel engines equipped with exhaust system particulate traps. These fuels contain an effective mount of an organometallic complex to lower the ignition temperature of exhaust particl... | 05/21/1996 |
| 5433755 | Additive formulation for fuels incorporating ester function products and a detergent-dispersant Additive formulation for engine fuels incorporating at least one constituent (A) and at least one constituent (B), constituent(A) consisting of at least one composition incorporating products resulting from the reaction of at least one dicarboxylic compou... | 07/18/1995 |
| 5376152 | Heterocyclic nitrogen compound mannich base derivatives of polyolefin-substituted amines for oleaginous compositions The novel polymers of the present invention are prepared by reacting a heterocyclic nitrogen compound containing at least one --N(H)-- group in the ring, an aldehyde N-containing polymer adduct (e.g., an ashless nitrogen-containing dispersant or polyolefi... | 12/27/1994 |
| 5376153 | Heterocyclic nitrogen compound Mannich base derivatives of amino-substituted polymers for oleaginous compositions The novel polymers of the present invention are prepared by reacting a heterocyclic nitrogen compound containing at least one --N(H)-- group in the ring, an aldehyde and amino-substituted polymer (e.g., an ethylene alpha-olefin interpolymer substituted by... | 12/27/1994 |
| 5053056 | Hydroxyimidazolines and polyamine fuel additive compositions Disclosed is a composition resulting, in a first stage, from the reaction of at least one alkenyl or polyalkenylsuccinic acid or anhydride on at least one 1-(2-hydroxyethyl)-imidazoline substituted in the 2-position by a linear or branched alkyl or alkeny... | 10/01/1991 |
| 4976746 | Formulations of nitrogenated additives for engine fuels and the engine fuels containing them Formulations of additives for engine fuels comprising at least one constituent (A) and one constituent (B) resulting from the reaction of at least one alkenyl or polyalkenyl-succinic derivative with at least one polyamine to form constituent (A) and with ... | 12/11/1990 |
| 4971598 | Reaction products of alkenyl succinimides with ethylenediamine carboxy acids as fuel detergents An additive for fuel compositions. The additive comprises the reaction product of an alkenyl succinimide selected from the group consisting of mono-succinimides, bis-succinimides, and mixtures thereof, with iminodiacetic acid or an ethylenediamine carboxy... | 11/20/1990 |
| 4906394 | Lactone modified mono-or dicarboxylic acid based adduct dispersant compositions C5 -C9 lactone based adduct materials are made by reacting a C5 -C9 lactone with a polyamine, a polyol or an amino alcohol to form a lactone adduct intermediate, and thereafter reacting the intermediate with an ... | 03/06/1990 |
| 4904278 | Modified succinimides Disclosed are additives which are useful as dispersants in lubricating oils, gasolines, marine crankcase oils and hydraulic oils. In particular, disclosed are polyamino alkenyl or alkyl succinimides which contain carbamate functionalities.... | 02/27/1990 |
| 4877415 | Hydrocarbon compositions containing polyolefin graft polymers Fuel oils and lubricants of improved properties contain ethylene-propylene copolymers bearing units derived from N-vinyl pyrrolidone and phenothiazine.... | 10/31/1989 |
| 4866141 | Lactone modified, esterfied or aminated additives useful in oleaginous compositions and compositions containing same C5 -C9 lactone derived materials are made by simultaneously reacting (a) a C5 -C9 lactone with (b) a polyamine, a polyol or an amino alcohol and (c) a hydrocarbyl substituted C4 -C10 monoun... | 09/12/1989 |
| 4866142 | Lactone modified polymeric amines useful as oil soluble dispersant additives Hydroxyl terminated polymeric C5 -C9 lactone adducts are made by reacting a C5 -C9 lactone with the reaction product of a C2 -C10 olefin polymer or a halogenated derivative thereof having a ... | 09/12/1989 |
| 4866139 | Lactone modified, esterified dispersant additives useful in oleaginous compositions Poly(C5 -C9 lactone) adducts are made by reacting a C5 -C9 lactone with a post reacted hydrocarbyl substituted C4 -C10 monounsaturated dicarboxylic acid producing material, e.g., a polyisob... | 09/12/1989 |
| 4866140 | Lactone modified adducts or reactants and oleaginous compositions containing same C5 -C9 lactone based adduct materials are made by reacting a C5 -C9 lactone with a polyamine, a polyol or an amino alcohol to form a lactone adduct intermediate, and thereafter reacting the intermediate with a h... | 09/12/1989 |
| 4855074 | Homogeneous additive concentrates and their formation A homogeneous concentrate suitable for use as an additive for lubricating oils is formed from a long chain succinimide and a benzotriazole by heating a mixture of these materials in the presence of water or alkoxylated amines or dihydrocarbylphosphites or... | 08/08/1989 |
| 4784782 | Heterocyclic compounds useful as additives for lubricant and fuel compositions Various heterocyclic compounds have been discovered that impart improved fuel economy and friction modification to lubricant and fuel compositions. These hetrocyclic compounds of the invention preferably contain nitrogen and may be further reacted with hy... | 11/15/1988 |
| 4780111 | Fuel compositions Fuel compositions for internal combustion engines, and more particularly, fuel compositions for use in fuel-injected internal combustion engines are described. The fuel compositions comprise a major amount of a liquid hydrocarbon fuel and a minor, propert... | 10/25/1988 |
| 4747850 | Modified succinimides in fuel composition Disclosed are additives which are useful as dispersants in lubricating oils, gasolines, marine crankcase oils and hydraulic oils. In particular, disclosed are multiply adducted alkenyl or alkyl succinimides which contain carbamate functionalities.... | 05/31/1988 |
| 4710201 | Modified succinimides (IX) Disclosed are additives which are useful as dispersants in marine crankcase oils, hydraulic oils, and lubricating oils. In particular, disclosed are polyamino alkenyl or alkyl succinimides modified by reaction with a compound of the formula: ##STR1##... | 12/01/1987 |
| 4624681 | Dispersant additives for lubricating oils and fuels Disclosed are additives which are useful as dispersants in lubricating oils, gasolines, marine crankcase oils and hydraulic oils. In particular, disclosed are additives prepared by first reacting a polyamine with a cyclic carbonate followed by reaction of... | 11/25/1986 |
| 4536189 | Corrosion inhibitor and motor fuel composition containing the same An anti-corrosion additive composition for motor fuels containing a minor amount (i.e., from 1 to 10%) of a short chain aliphatic alcohol that is prepared by reacting substantially equal molar amounts of maleic anhydride and a hydrocarbon-substituted mono... | 08/20/1985 |
| 4505717 | Corrosion inhibited motor fuel A novel fuel composition contains ethanol or methanol plus, as a corrosion inhibitor, a reaction product of a dialkyl amine and an isatoic anhydride, further reacted with a alkoxyalkyl amine.... | 03/19/1985 |
| 4504279 | Corrosion inhibited motor fuel A novel fuel composition contains ethanol methanol or gasohol plus, as a corrosion inhibitor, a reaction product of isatoic anhydride and a t-alkyl primary amine which has been further reacted with an alkoxyalkylaminoalkyl amine.... | 03/12/1985 |
