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Class Information
Number: 516/43
Name: Colloid systems and wetting agents; subcombinations thereof; processes of > Continuous liquid or supercritical phase: colloid systems; compositions an agent for making or stabilizing colloid systems; processes of making or stabilizing colloid systems; processes of preparing the compositions (e.g., micelle; thickening agent; protective colloid agent; composition containing an emulsifying agent with no dispersant disclosed; organic liquid emulsified in anhydrous hf) > Aqueous continuous liquid phase and discontinuous phase primarily coal or elemental carbon or bituminous (e.g., asphalt, pitch, tar, montan wax, paraffin wax) > The agent contains organic compound containing nitrogen, except if present solely as nh4+
Description: Subject matter in which the colloid system making or stabilizing agent* contains an organic* compound which contains nitrogen, except for when the nitrogen is present solely as the cationic ammonium group, NH 4+.

Sub-classes under this class:

Class Number Class Name Patents
516/44 The compound contains plural peptide linkages, i.e., compound formed from amino acids, natural or synthetic, by reaction of a carboxyl group of one such amino acid with an amino group of another same or different such amino acid 12
516/45 The compound contains repeating -(ocnh2n)- (i.e., repeating unsubstituted oxyalkylene) 40

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8241415 Wax formulations for lignocellulosic products, methods of their manufacture and products formed therefrom Aug. 14, 2012
8197589 Use of a (1>3)-.beta.-D-glucan as an emulsion stabiliser Jun. 12, 2012
8093303 Process for dewatering a mineral slurry concentrate and increasing the production of a filter cake Jan. 10, 2012
8088210 Bituminous composition Jan. 3, 2012
7972429 Bituminous composition Jul. 5, 2011
7662225 Aqueous bitumen emulsion Feb. 16, 2010
7608142 Process for the manufacture of a bitumen-aggregate mix suitable for road paving and a polyamine compound and its use Oct. 27, 2009
7294156 Integrated process for bitumen recovery, separation and emulsification for steam generation Nov. 13, 2007
7267743 Wax emulsion coating applications Sep. 11, 2007
6685765 Water based protectant containing UV absorbers Feb. 3, 2004
6669763 Water based protectant containing a reaction product of two ionic surfactants Dec. 30, 2003
6602917 Method for preparing concentrated and emulsions calibrated in a highly viscous phase, in particular bitumen emulsions Aug. 5, 2003
6540822 Polybetaines as asphalt emulsifiers Apr. 1, 2003
6494944 Amine oxides as asphalt emulsifiers Dec. 17, 2002
6267809 Driveway sealer using phase stable pourable pitch Jul. 31, 2001
6197837 Method for fluidizing tars Mar. 6, 2001
6194471 Fluid concentrates of modified mineral acid salts Feb. 27, 2001
6194472 Petroleum hydrocarbon in water colloidal dispersion Feb. 27, 2001
6169064 Amine ether acid salt surfactant composition Jan. 2, 2001
6149351 Remediation of heavy metal contaminated soil Nov. 21, 2000
6114418 Nonionic emulsifier for asphalt Sep. 5, 2000
6113659 Fuel comprising a petroleum hydrocarbon in water colloidal dispersion Sep. 5, 2000
6106604 Bitumen emulsion, process of producing a bitumen emulsion and process of producing a bituminous material for the construction or maintenance of pavements Aug. 22, 2000
6077322 Retardation of dispersion of bitumen-in-water emulsions Jun. 20, 2000
6065903 Enhancing load bearing characteristics of compacted soil May. 23, 2000
6051160 Pitch control composition based on blend of derivatized cationic guar and styrene maleic anhydride copolymer Apr. 18, 2000
6048905 Liquid amine composition for emulsifiers for bitumen Apr. 11, 2000
6027634 Process for stable aqueous asphaltene suspensions Feb. 22, 2000
6013681 Production of bituminous emulsion and liquid amine emulsifier therefor Jan. 11, 2000
5895347 Chemically stabilized organic emulsions Apr. 20, 1999
5851430 Bituminous emulsions Dec. 22, 1998
5788756 Paving composition/building composition including a film forming bitumen in-water mixed emulsion Aug. 4, 1998
5670087 Method of preparing HIPR bituminous emulsions Sep. 23, 1997
5633310 Water-soluble copolymers of vinylacetate and maleamic acids and use as fluidizers high-range water-reducers for aqueous suspensions May. 27, 1997
5556574 Emulsion of viscous hydrocarbon in aqueous buffer solution and method for preparing same Sep. 17, 1996
5505877 Making multiple phase emulsion or gel Apr. 9, 1996
5429695 Emulsifying agent for producing cationic asphalt emulsions of different setting times, for road construction and maintenance, method of obtaining the agents and method for adjusting the settin Jul. 4, 1995
5405439 Bitumen emulsion Apr. 11, 1995
5352285 Microsurfacing system Oct. 4, 1994
5336438 Rapid and medium setting high float bituminous emulsions from difficult asphalts Aug. 9, 1994
5328505 Cationic aqueous bituminous aggregate slurries for hot climates Jul. 12, 1994
5320671 Cationic aqueous bituminous aggregate slurries for hot climates Jun. 14, 1994
5308393 Aqueous release agent and the use thereof May. 3, 1994
5296166 Method of manufacturing emulsions Mar. 22, 1994
5268029 Cationic emulsions of bituminous binders of the type bitumen/polymer and cationic emulsifying system preferably utilizable for obtaining said emulsions Dec. 7, 1993
5246986 Bituminous binder emulsion with a viscosity controlled by addition of scleroglucan Sep. 21, 1993
5204375 Betaine surface active agent having an estolide hydrophobic group Apr. 20, 1993
5169623 Conditioning hair care compositions Dec. 8, 1992
5160453 Cationic aqueous bituminous emulsion-aggregate slurries Nov. 3, 1992
5151456 Emulsified sealant having a high solids content Sep. 29, 1992

1 2 3

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