Class 527/310 - With phosphorus-containing reactant

Subclass of Class 527 - Synthetic resins or natural rubbers -- part of the class 520 series
Definition: Subject matter wherein a phosporus-containing reactant is
No. of patents: 23
Last issue date: 06/22/2010

Number	Title	Issue Date
7741424	Phosphoric ester of cellulose derivative and metal adsorbent comprising the same The present invention is directed to a phosphoric ester of 2,3-dihydroxypropyl cellulose or 3-(2,3-dihydroxypropoxy)-2-hydroxypropyl cellulose, the cellulose having optionally undergone partial carbamidation, and to a metal absorbent employing the ester, and to a me...	06/22/2010
7124822	Foamed completion fluids and methods Foamed completion fluids and methods of completing subterranean zones penetrated by well bores are disclosed. A method of completing a subterranean zone penetrated by a well bore comprises the steps of providing or preparing a foamed completion fluid comprising wate...	10/24/2006
7098172	Prevention and treatment of lost circulation with crosslinked polymer material A process to substantially reduce fluid loss in which an appropriate amount of a non-flowing gel of sufficient strength is emplaced to substantially eliminate or reduce loss of the drilling fluid. The gel composition of the process includes: (1) a non-cellulose cont...	08/29/2006
7084094	Process for altering the relative permeability if a hydrocarbon-bearing formation A process for treating a hydrocarbon-bearing formation having at least one hydrocarbon bearing zone and at least one water bearing zone wherein the ratio of the permeability of the hydrocarbon bearing zone(s) to the permeability of the water bearing zone(s) is in th...	08/01/2006
7066284	Method and apparatus for a monodiameter wellbore, monodiameter casing, monobore, and/or monowell An assembly and methods for constructing a MONOWELL includes a monodiameter casing disposed in a monodiameter wellbore having diametric efficiency with a monobore production delivery system disposed within the monodiameter casing. An assembly for constructing a mono...	06/27/2006
6997960	Textile treatments and fibers and textile goods treated therewith A first fiber treatment comprising a functional protein prepared by treating proteins such as collagen with a cross-linking agent and a solvent-base resin; a second one comprising the above functional protein and a water-base resin; a third one comprising a water-so...	02/14/2006
6908886	Annular fluids and method of emplacing the same An annular fluid or packer fluid, and methods of making the same, that includes a water-miscible solvent, a viscosifying additive, a crosslinking agent, a crosslinking inhibitor having the facility to inhibit crosslinking between the viscosifying additive and the cr...	06/21/2005
6316505	Pharmaceutical compositions comprising fluorinated co-polymers Block copolymers containing a fluorinated hydrocarbon unit, a hydrocarbon unit, and a poly(oxyethylene) unit are useful in fluid formulations of pharmaceutical agents. A typical embodiment is: C11 H23 --CONHC2 H4 NHC...	11/13/2001
6255427	Amphoteric polymer dispersion An amphoteric polymer dispersion obtained in the presence of at least one of starch or a starch derivative by a two-stage polymerization using anionic and cationic monomers is useful as a sizing agent for paper products, as a coating for various substrate...	07/03/2001
5925722	Amphoteric and anionic polymer dispersions, process for their preparation and use thereof A process for producing an amphoteric aqueous polymer dispersion by two-step radical copolymerization includes (a) decomposing a starch by treatment with an enzyme or acid hydrolysis to provide a starch solution composed of decomposed starch and/or deriva...	07/20/1999
5840881	Composition containing a water-insoluble or slightly water-soluble compound with enhanced water-solubility A composition is disclosed comprising a water-insoluble or slightly water-soluble compound and a branched cyclodextrin-carboxylic acid. The branched cyclodextrin-carboxylic acid significantly increases the water-solubility of the compound. Also disclosed ...	11/24/1998
5807757	Preparation of ionically cross-linked polyphosphazene microspheresy by coacervation A method is provided for preparing polyphosphazene microspheres wherein the polyphosphazene microspheres are produced by coacervation. A solution containing a polyphosphazene is admixed with a solution containing a salt of a monovalent ion such as a salt ...	09/15/1998
5583193	Polysaccharide graft-polymers and the use in papermaking thereof A process for preparing a modified polysaccharide graft copolymer complex which comprises the steps of: i. subjecting polysaccharide to graft copolymerization with a vinyl monomer; ii. treating the polysaccharide graft copolymer with: a. polyethylene glycol to...	12/10/1996
5434233	Polyaldaramide polymers useful for films and adhesives Polymers of glucaric or xylaric acid with diprimary amines containing at least one heteroatom in the main chain form films when cast from aqueous solution and show adhesive properties. Unexpectedly, analogous polymers prepared using galactaric acid, an is...	07/18/1995
5367068	Glass-like polysaccharide abrasive grit The present invention relates to a method for treating, and in particular for abrading surfaces, utilizing glass-like polysaccharide grits. The invention also extends to novel glass-like polysaccharide products, especially starches, and to processes for t...	11/22/1994
5360903	Glass-like polysaccharide abrasive grit The present invention relates to a method for treating, and in particular for abrading surfaces, utilizing glass-like polysaccharide grits. The invention also extends to novel glass-like polysaccharide products, especially starches, and to processes for t...	11/01/1994
5304620	Method of crosslinking cellulose and guar derivatives for treating subterranean formations The present invention provides a method of treating of subterranean formation using a gel of a graft copolymer of a hydroxyalkyl cellulose, guar or hydroxypropyl guar prepared by a redox reaction with vinyl phosphonic acid. The gel is formed by hydrating ...	04/19/1994
5045593	Organophilic modified polymers Organophilic polymer adducts which are effective fluid loss control additives for oil base well-working fluids are prepared from an anionic or cationic water soluble polymer and one or more phosphatides. Preferred phosphatides are phosphoglycerides obtain...	09/03/1991
4535152	Water soluble cyclodextrin polymers substituted by ionic groups and process for the preparation thereof The invention relates to water soluble cyclodextrin polymers substituted by ionic groups, containing structural units of formula (I) ##STR1##...	08/13/1985
4063883	Manufacture of flame-retardant regenerated cellulose fibres Manufacture of flame-retardant regenerated cellulose fibres by adding one or more flame-retardant phosphorus comounds to viscose, extruding the viscose-containing mixture thus obtained into a spinning bath, stretching and after treating the resulting fila...	12/20/1977
4012568	Enzyme separation A reactive matrix comprises a co-enzyme chemically attached to a water insoluble organic polymeric support material. The reactive matrix may be used in a process for the separation of mixtures containing a plurality of enzymes....	03/15/1977
4012570	Enzyme separation A reactive matrix comprises a co-enzyme chemically attached to a water insoluble organic polymeric support material. The reactive matrix may be used in a process for the separation of mixtures containing a plurality of enzymes....	03/15/1977
3936441	Process for the production of water adsorbing but water-insoluble cellulose ethers This invention relates to an improvement in the process for the production of water-adsorbing, but largely water-insoluble, cellulose ethers, in which cellulose is alkalized in the presence of alkali hydroxide and isopropanol as a reaction medium and is s...	02/03/1976

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Class 527/310 - With phosphorus-containing reactant