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Class 508/219 - Cellulose ether or cellulose ester (e.g., cellulose nitrate, carboxymethylcellulose, etc.)


Subclass of Class 508 - Solid anti-friction devices, materials therefor, lubricant or separant compositions for moving solid surfaces, and miscellaneous mineral oil compositions
Definition: Compositions which contain esterified or etherified cellulose.
No. of patents: 20
Last issue date: 12/14/2010


NumberTitleIssue Date
7851419Substantially anhydrous sprayable personal lubricant
This invention relates to personal lubricant compositions that are capable of being sprayed to a targeted area while maintaining lubricity. ...
12/14/2010
7276467Insulating medium
The disclosed invention provides a composition that possesses insulation values approaching that of uncompressed foam neoprene. The liquid composition is incompressible and may be formulated to be neutrally buoyant in water. The composition is suitable for a use in ...
10/02/2007
7244695Method for reducing wear of steel elements in sliding-rolling contact
According to the invention there is provided a method of reducing wear of one or both of two steel elements having surfaces in sliding or sliding-rolling contact. The method involves applying an HPF friction control composition to one, or more than one contacting su...
07/17/2007
7091161Non-metallic thread sealant and anti-seize compound having improved anti-galling properties for metal alloys
An anti-seize compound is disclosed for use on surfaces of threaded connections made of speciality alloys such as high nickel or chrome ferrous alloys or other speciality alloys prone to galling under high stress conditions. The compound using a metal fluoride as th...
08/15/2006
7045489Friction control compositions
According to the invention there is provided a liquid friction control composition characterized as either having a high and positive friction characteristic or a low and neutral friction characteristic, comprising a retentivity agent. The liquid friction control co...
05/16/2006
7005408Warming and nonirritating lubricant compositions and method of comparing irritation
This invention relates to substantially anhydrous warming, non-toxic and nonirritating lubricating compositions containing polyhydric alcohols and an insulating agent. The invention also relates to methods of using such compositions for lubrication, administration o...
02/28/2006
6967189Buffered lubricant for conveyor system
A method of lubricating a moving surface is herein described wherein the lubricant composition contains a fatty acid, a neutralization agent, a pH buffer, and a carrier. Also described are compositions in both concentrate and dilute form. The compositions may also c...
11/22/2005
6960555Resin bonded particulate anti-seize agent, lubricating system made therefrom and methods of making and using same
A coating and bonding composition is disclosed which includes a suspending agent, bonding agent, thinning agent, and a particulate fluoride anti-seize agent designed to bond a particulate fluoride film to the thread surface to prevent seizing and galling. A anti-sei...
11/01/2005
6855673Freeze tolerant friction control compositions
According to the invention there is provided a liquid friction control composition for use in low temperature conditions, which comprises a rheological control agent, a consistency modifier and a freezing point depressant. The liquid friction control composition may...
02/15/2005
6759372Friction control composition with enhanced retentivity
According to the invention there is provided a liquid friction control composition with enhanced retentivity comprising an anti-oxidant. The liquid friction control composition may also comprise other components such as a retentivity agent, a rheological control age...
07/06/2004
6576598Ballistics conditioning
Compositions and methods for ballistic conditioning firearm projectiles, firearms, and firearm components such as bores of barrels, by applying to such items a conditioning composition selected from the group consisting of hexagonal boron nitride, graphit...
06/10/2003
5597786Lubricant for plastic working
A lubricant for plastic working contains 0.01-40 wt % of an alkali metal salt of an alicyclic polyvalent carboxylic acid, 0.01-20 wt % of a water-soluble polymeric compound, and 0.01-40 wt % of a thermosetting resin powder with an average particle size of...
01/28/1997
5472476Anticlumping composition and anticlumping process for fertilizers
Anticlumping composition intended for fertilizers comprising an aqueous solution of at least one surfactive agent and at least one high molecular weight polymer soluble in the said aqueous solution, wherein the surfactive agent is consisting of a phosphor...
12/05/1995
5460737Graphite-free lubricating oil
A graphite-free lubricating oil which comprises a base oil having dispersed therein 10 to 40% by weight of a carbohydrate and/or a derivative thereof whose particle size ranges from 10 to 150 μm, 2 to 20% by weight of a film-boosting agent and 0.1 to 20%...
10/24/1995
5002675Cable pulling compounds
Aqueous cable pulling made from propylene glycol, mixture of sodium carboxymethyl cellulose and hydroethyl cellulose, mixture of methyl- and propylparabens and water and method of preparing such compounds are claimed. The composition includes from about 1...
03/26/1991
4454050Aqueous release agent and lubricant
A release agent and lubricant composition particularly suitable for die casting operations includes a combination of an alkali metal salt of an aromatic polycarboxylic acid, such as phthalic acid, and an alkali metal salt of an aliphatic polycarboxylic ac...
06/12/1984
4409113Synthetic hot forging lubricants and process
A lubricant composition for hot forging operations is disclosed which includes water and phthalates made by reacting phthalic acids with alkali metal hydroxides. Other additives may be present such as thickeners, extreme pressure (E.P.) additives, suspend...
10/11/1983
4401579Water-based metal forming lubricant composition and process
A new lubricant composition is disclosed which includes fumaric acid salts as the main lubricating ingredient dispersed in an aqueous medium which also includes an organic thickening agent and other optional materials. A hot forging process utilizing the ...
08/30/1983
4378299Cable lubricating composition and method
A water soluble cable lubricating composition and method involves a lubricant in liquid or gel form that possesses the ability to adhere to the surface to be lubricated. The composition includes an aqueous solution of from about 1 to 4% of a water soluble...
03/29/1983
4115282Biodegradable grease composition
A biodegradable lubricating grease composition is provided comprising an emulsion of vegetable-derived gel, water and a lubricant from the class of natural oils and fats....
09/19/1978
 
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