Patents
Patents for B01J 13 - Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons (18,913)
10/1977
10/25/1977US4055510 Regeneration, solidification
10/18/1977US4054537 Process for synthesizing compositions containing smectite-type clays and gellants produced thereby
09/1977
09/27/1977US4051064 Process for making colloidal sols of antimony pentoxide in polyhydroxy alcohols
09/13/1977US4048079 Aqueous gels and uses thereof
09/06/1977US4046741 Post-treatment of polyurea microcapsules
08/1977
08/23/1977US4043995 Process for crosslinking hydrophilic colloids
08/23/1977US4043952 Surface treatment process for improving dispersibility of an absorbent composition, and product thereof
08/09/1977US4041164 Aluminum chelates of a hydroxy-quinone
08/09/1977US4040974 Synthesized gellants containing smectite-type clay and process for producing same
08/02/1977US4039712 Hydrogenated polycyclic aromatic hydrocarbons
08/02/1977US4039469 Process for the preparation of aqueous antifoam compositions
07/1977
07/26/1977US4038207 Stabilized hydrocarbon gels and a method for their preparation
07/26/1977US4038206 Hydroxyalkyl locust bean/xanthomonas hydrophilic colloid blends
07/12/1977US4035235 Esterification with octenyl succinic anhydride enzyme modification n
07/05/1977US4034124 Phospholipase a modified phospholipoprotein, oils, water
06/1977
06/21/1977US4031301 Scavenger aerosol
06/07/1977US4028216 Method for producing an alumina sol
05/1977
05/31/1977US4027048 Electrostatographic development
05/31/1977US4026818 (2-ethyl-1,3-dihydroxy-) 2-propyl oleamide, 2-ethyl-1,3-hexanediol, isostearic acid, and a kritchevsky base
05/24/1977US4025455 Oil in water emulsion, oil soluble polyfunctional isocyanate
05/24/1977US4025163 Light valve, light valve suspension materials and suspension therefor
05/17/1977US4024073 Medicine
05/03/1977US4021595 Microcapsules
05/03/1977US4021364 Microcapsules in the nanometric range and a method for their production
05/03/1977US4021280 Cellulose acetate
04/1977
04/19/1977US4018688 Capsules, process of their preparation and fabric conditioning composition containing said capsules
04/05/1977US4016254 Microcapsules, powders, beta-lactam antibiotics
04/05/1977US4016110 Process for the preparation of expandable microspheres
04/05/1977US4016099 Method of forming encapsulated toner particles
04/05/1977US4016098 Contacting the coacervate wall with a polysaccharide oxidation product, adjusting ph
04/05/1977US4016083 Spirally-wound membrane-type separator module capable of reversing the direction of liquid flow
03/1977
03/15/1977US4012352 Polyvinyl alcohol microgels
03/15/1977US4012333 Method of making gels based on biologically produced polysaccharides
03/08/1977US4011096 Opacifiers for coatings and fillers for paper
03/01/1977US4010242 Uniform oxide microspheres and a process for their manufacture
03/01/1977US4010038 Complex hydrophilic colloid enclosing fine particles of hydrophobic substance
02/1977
02/08/1977US4007141 Opaque, non-pigmented microporous film and process and composition for preparing same
02/08/1977US4007127 Bituminous cationic emulsion
01/1977
01/25/1977US4005044 Silicone oil, a silazane-treated silica filler and emulsifiers
01/18/1977US4003846 Process for the encapsulating of substances immiscible with water
01/18/1977US4003589 Carbonless copying paper
01/18/1977US4003245 By pressing against a microcapsule color former layer; optical color density
01/11/1977US4002474 Microcapsules, manufacturing sintered metal parts
01/11/1977US4002458 Microporous, pesticides or herbicides
01/11/1977US4002060 Pressure measurement sheet and method of using the same
01/04/1977US4001480 Encapsulation process utilizing microorganisms and products produced thereby
01/04/1977US4001140 Polymerization of urea and formaldehyde, polyelectrolyte
12/1976
12/28/1976US4000345 Substrate having coating thereon comprising microcapsular opacifying agents, and method of preparing same
12/28/1976US4000087 Dye precursors in polyamide shells; incorporation of polystyrene or epoxy resins in the fill material
12/28/1976US4000085 Process for manufacturing gels containing iron and molybdenum and the uses thereof
12/14/1976US3997468 Coaxial plasma accelerators
12/14/1976US3997331 Ammonium paratungstate
12/07/1976US3996156 Bonding a spiroacetal heterocyclic diamine with an organic compound
12/07/1976US3996061 Stilt material for pressure sensitive microencapsulated coatings
12/07/1976US3996060 Large diameter starch particles from legume sources
11/1976
11/30/1976US3994827 Micro-encapsulating method
11/30/1976US3994825 Process for making colloidal sols of antimony pentoxide in polyhydroxy alcohols
11/23/1976US3993831 Microcapsules, process for their formation and transfer sheet record material coated therewith
11/16/1976US3992215 Titanium dioxide, polydimethyl siloxane, glycerin, sodium lauryl sulfate, sodium citrate, water
10/1976
10/12/1976US3985840 Method of introducing microporosity into membranes and making capsules having microporous capsule walls
10/12/1976US3985675 Process for gelling aqueous polyol suspensions and resulting gel
09/1976
09/28/1976US3983053 Coated adsorbent materials
09/21/1976US3981844 Magnetic particles
09/21/1976US3981821 Process for preparing microcapsules
09/07/1976US3979215 Refractory articles and methods of producing same
08/1976
08/31/1976US3977993 From silica hydrogel
08/31/1976US3977992 Controlled release capsules
08/31/1976US3977881 Acylurea compounds
08/17/1976US3975294 Surface active composition
08/17/1976US3975202 Rigid coherent gel
08/17/1976US3975194 Formation of hollow spherical articles
08/10/1976US3974078 Toner, polymers
07/1976
07/27/1976US3971852 Process of encapsulating an oil and product produced thereby
07/20/1976US3970585 Process for preparing oil-containing microcapsules
07/20/1976US3970584 Aerosol package containing a foam-forming emulsion and propellent system
07/13/1976US3969547 Process of preparing polymer-coated powder particles
07/13/1976US3969280 Solid air freshener gels
06/1976
06/22/1976US3965033 Process for the production of oil-containing microcapsules
06/22/1976US3965032 Colloidally stable dispersions
06/22/1976US3964832 Gel composition and adhesive stick
06/08/1976US3962482 Clear, elastic, water gels based on carrageenan
06/08/1976US3962383 Method and apparatus for manufacturing seamless material-filled capsules
06/01/1976US3960757 Process for encapsulation of medicaments
06/01/1976US3960583 Method of preparing modified hollow, largely spherical particles by spray drying
06/01/1976US3960514 Synergistic organic solvent gellant
05/1976
05/18/1976US3958050 Process for crosslinking hydrophilic colloids
05/18/1976US3957674 Magnesium hydroxide suspension
05/11/1976US3956173 Encapsulation in water-soluble hydroxypropyl cellulose
05/11/1976US3956172 Process for hardening microcapsules containing hydrophobic oil droplets
05/04/1976US3954678 Semipermeable microcapsules containing a silica gel
05/04/1976US3954666 Semipermeable microcapsules containing heterogeneous catalysts and ferromagnetic materials
05/04/1976US3954659 Hydrochloric acid
04/1976
04/27/1976US3953617 Method of producing encapsulated thermonuclear fuel particles
04/27/1976US3953360 Preparation of selective adsorbing particles
04/20/1976USRE28779 Oil-containing microcapsules and method for their production
04/20/1976US3951849 Production of dispersions of fine powders
04/13/1976US3950296 Yarn sizing, coatings
04/13/1976US3950265 Metal complex azo or phthalocyanine dyes
04/06/1976US3949096 Spray drying process for encapsulation of condiment particles
04/06/1976US3949094 Condiment-treating process and product