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| Number | Title | Issue Date |
| 6214414 | Method for forming a sequence of crosslinked pigmented coatings on ceramic substrates A method comprising heating to elevated temperature a ceramic substrate having thereon a sequence of coatings of pigmented coating compositions wherein each of said pigmented coating compositions comprises: (a) reactive organic resin which is polyhydroxy-... | 04/10/2001 |
| 6160189 | Reducing the monovinyl acetylene and/or butadiene content of impure vinyl chloride Monovinyl acetylene and/or butadiene are/is removed from impure vinyl chloride by contacting the impure vinyl chloride and substantially anhydrous hydrogen chloride with a catalyst system in which Lewis Acid is carried on an alumina substrate. The preferr... | 12/12/2000 |
| 6150573 | Concurrent production of trichloroethane isomers 1,1,1-Trichloroethane (viz., methylchloroform) and 1,1,2-trichloroethane are produced in the same reactor by feeding molecular chlorine and chloroethene (viz., vinyl chloride) as well as 1,1-dichloroethane to the reactor. The ratios at which the two trich... | 11/21/2000 |
| 6090881 | Aqueous secondary amine functional acrylic polymer A two-component thermosetting coating composition is disclosed wherein the binder components comprise: (a) an amino component comprising an aqueous solution and/or dispersion of at least one polyacrylate containing amino groups in a quantity sufficient to... | 07/18/2000 |
| 6074761 | Inkjet printing media A printing medium comprising a substrate having at least one surface and a coating on the surface wherein the coating comprises: (a) binder comprising: (1) organic polymer which is substantially free of ammonium groups, (2) first cationic addition polymer... | 06/13/2000 |
| 6057411 | Process for forming poly(allyl carbonate)-functional prepolymer composition A process for forming a polymerizable, liquid, substantially gel-free, poly(allyl carbonate)-functional prepolymer composition comprises heating a neat composition comprising at least one poly(allyl carbonate)-functional monomer and free radical initiator... | 05/02/2000 |
| 6040488 | Stabilization of vinylidene chloride Vinylidene chloride is stabilized with free radical stabilizer having at least one 2,2,6,6-tetra(lower alkyl)-1-piperidinyloxy-yl free radical group.... | 03/21/2000 |
| 6025068 | Inkjet printable coating for microporous materials A microporous material substrate is coated with a coating composition comprising a volatile aqueous liquid medium and binder dissolved or dispersed in the volatile aqueous liquid medium, wherein the binder comprises film-forming organic polymer comprising... | 02/15/2000 |
| 6020058 | Inkjet printing media A printing medium comprising: (a) a substrate having at least one surface; and (b) a coating on the surface wherein the coating comprises: (1) binder comprising organic polymer, wherein poly(ethylene oxide) having a weight average molecular weight in the ... | 02/01/2000 |
| 5998534 | Water-soluble or water-dispersible addition copolymer Water-soluble or water-dispersible addition copolymer of ethylenically unsaturated monomers, wherein the ethylenically unsaturated monomers comprise N-vinyl-2-pyrrolidinone and ethylenically unsaturated polyether, is useful as a component of inkjet printa... | 12/07/1999 |
| 5989687 | Inkjet printing media comprising the polymerization reaction product of the hydrolyzate of an aluminum alkoxide and an organoalkoxysilane A printing medium comprising a substrate having at least one surface and a coating adhered to the surface wherein the coating comprises (a) binder comprising film-forming organic polymer, and (b) the polymerization reaction product of the hydrolyzate of a... | 11/23/1999 |
| 5952441 | Partially polymerized mixture of diethylene glycol (allyl carbonate) compounds A polymerizable, liquid, substantially gel-free composition comprising a partially polymerized mixture of ethylenically unsaturated compounds wherein: (a) the mixture of ethylenically unsaturated compounds which was partially polymerized comprised a mixtu... | 09/14/1999 |
| 5948557 | Very thin microporous material Very thin microporous material comprises a matrix of substantially linear polyolefin, finely divided substantially water-insoluble filler particles distributed throughout the matrix, and a network of interconnecting pores communicating substantially throu... | 09/07/1999 |
| 5935543 | Amorphous precipitated silica Amorphous precipitated silica which may be used to form battery separators of very low specific resistance is characterized by (a) a CTAB surface area in the range of from 140 to 185 m2 /g; (b) a DBP oil absorption in the range of from 210 to 3... | 08/10/1999 |
| 5922298 | Amorphous precipitated silica Amorphous precipitated silica which may be used to form battery separators of very low shrinkage is characterized by (a) a BET surface area in the range of from 60 to 200 m2 /g; (b) a CTAB surface area in the range of from 40 to 150 m2 | 07/13/1999 |
| 5911963 | Amorphous precipitated silica having a low proportion of small pores Amorphous precipitated silica having a low proportion of small pores as evidenced by low Sears surface areas are useful as reinforcing pigments for various rubbers.... | 06/15/1999 |
| 5911658 | Method for producing silica aerogel under subcritical conditions Liquid comprising from 93 to 100 percent by weight alcohol is removed from silica alcogel at subcritical temperature to produce silica aerogel. The silica aerogel produced by the method of the present invention not only has high porosity, but in most inst... | 06/15/1999 |
| 5906843 | Amorphous precipitated silica having large liquid carrying capacity Substantially dry free-flowing particles of amorphous precipitated silica have large sizes and large carrying capacities for organic liquids, and they contain little or no dust.... | 05/25/1999 |
| 5888467 | Amorphous precipitated silica characterized by high dispersion in cured organic rubber compositions Amorphous precipitated silica is characterized by a standard white area of less than 0.8 percent. The low standard white area is a characteristic of the silica which is indicative of high (i.e., very effective) dispersion when the silica is incorporated i... | 03/30/1999 |
| 5880196 | Inkjet printing media A printing medium comprising a substrate having at least one surface and a coating on the surface wherein the coating comprises: (a) binder comprising: (1) organic polymer which is substantially free of onium groups, and (2) onium addition polymer consist... | 03/09/1999 |
| 5811605 | Preparation of 1,2,3,3-tetrachloropropene The dehydrochlorination of 1,1,2,3,3-pentachloropropane to produce 1,2,3,3-tetrachloropropene is conducted using aqueous alkali metal hydroxide in the substantial absence of added ethanol. The 1,2,3,3-tetrachloropropene is recovered from the reaction mixture i... | 09/22/1998 |
| 5804293 | Coating composition for recording paper Printed matter of high optical density may be obtained by ink-jet printing techniques when the coating contains composite particulate amorphous precipitated silica having a calculated multimodal particle size distribution wherein the particle sizes at the... | 09/08/1998 |
| 5746992 | Silica aerogel produced under subcritical conditions Liquid comprising from 93 to 100 percent by weight alcohol is removed from silica alcogel at subcritical temperature to produce silica aerogel. The silica aerogel produced by the method of the present invention not only has high porosity, but in most inst... | 05/05/1998 |
| 5747003 | Amorphous precipitated silica abrasive A statistically large population of particles of amorphous precipitated silica comprising pigmentary phase particles and glassy phase particles and having a glassy phase fraction in the range of from 0.3 to 30 area percent is useful as an abrasive for den... | 05/05/1998 |
| 5739197 | Amorphous precipitated silica characterized by high dispersion in cured organic rubber compositions Amorphous precipitated silica is characterized by a standard white area of less than 0.8 percent. The low standard white area is a characteristic of the silica which is indicative of high (i.e., very effective) dispersion when the silica is incorporated i... | 04/14/1998 |
| 5708064 | High refractive index photochromic ophthalmic article Organic ophthalmic articles are photochromic and have high indices of refraction.... | 01/13/1998 |
| 5605950 | Tire tread composition comprising highly reinforcing reinforced amorphous precipitated silica Cured tread rubber compositions of tires contain cured organic rubber, from 0 to 20 phr of reinforcing carbon black, and from 40 to 120 phr of reinforcing reinforced amorphous precipitated silica wherein the silica has a surface area of from 160 to 340 m | 02/25/1997 |
| 5605569 | Precipitated silica having high sodium sulfate content Particles comprising particulate amorphous precipitated silica in association with from 5 to 10 percent by weight sodium sulfate and less than 10 percent by weight water, wherein the percentages are based on the weight of the silica, the sodium sulfate, a... | 02/25/1997 |
| 5583171 | Microporous material exhibiting low alkali metal content Microporous material comprising water insoluble thermoplastic organic polymer and particulate amorphous precipitated silica not only exhibits low particulate emissions during handling and use, but also has a low extactable alkali metal content. Microporou... | 12/10/1996 |
| 5493031 | N-hydroxysuccinimide monohydrate N-hydroxysuccinimide monohydrate is precipitated from an aqueous solution of N-hydroxysuccinimide. N-hydroxysuccinimide monohydrate is a new compound that can be used to produce anhydrous N-hydroxysuccinimide which is substantially pure. It can also be us... | 02/20/1996 |
| 5490390 | Liquefaction of chlorine or other substances A process for liquifying a substance comprises: (a) transferring latent heat from the substance in the gaseous state to a first heat transfer fluid passing through a first loop wherein the first heat transfer fluid is substantially isolated from the subst... | 02/13/1996 |
| 5426190 | Preparation of N-(organocarbonyloxy)-succinimide derivatives of N-hydroxysuccinimide Acylated derivatives of N-hydroxysuccinimide are produced from succinic anhydride, hydroxylamine, and acylating agent without purification of the intermediate N-hydroxysuccinimide.... | 06/20/1995 |
| 5412018 | Silicone rubber reinforced with reinforced precipitated silica Elastomeric compositions contain crosslinked poly(diorganosiloxane) and reinforced precipitated silica having, on a coating-free and impregnant-free basis, a surface area of from about 220 to about 340 square meters per gram, a pore diameter at the maximu... | 05/02/1995 |
| 5382727 | Concurrent production of trichloroethane isomers 1,1,1-Trichloroethane (viz., methylchloroform) and 1,1,2-trichloroethane are produced in the same reactor by feeding molecular chlorine and chloroethene (viz., vinyl chloride) as well as 1,1-dichloroethane to the reactor. The ratios at which the two trich... | 01/17/1995 |
| 5369141 | Polymers of high refractive index and high heat distortion temperature Ophthalmic lenses and lens blanks having high refractive index and high heat distortion temperature are produced by polymerizing a polymerizable, homogeneous composition comprising epichalcogen resin, aliphatic polythiol, and cyclic anhydride.... | 11/29/1994 |
| 5358665 | Antistatic composition comprising diethanol amide and hydroxy-functional amide ester Diethanolamine and monocarboxylic acid ester represented by the formula: RC(O)OR' are reacted to produce a reaction mixture comprising diethanol amide of monocarboxylic acid represented by the formula: RC(O)N(CH2 CH2 OH)2 and hydrox... | 10/25/1994 |
| 5356983 | Particulate ammonium phosphate of small size Small particles of ammonium dihydrogen phosphate, diammonium hydrogen phosphate, or a mixture thereof provide a higher Limiting Oxygen Index ("LOI") to polyolefin compositions containing the small particles than do larger particles of the same substance. ... | 10/18/1994 |
| 5353999 | Particulate amorphous precipitated silica A statistically large population of particles of amorphous precipitated silica is substantially free of particles of amorphous precipitated silica which are retained on a 20 mesh sieve screen, and is characterized by at least 90 percent by weight of said ... | 10/11/1994 |
| 5326391 | Microporous material exhibiting increased whiteness retention The tendency of microporous material to discolor over a period of time when exposed to the atmosphere during normal usage can be reduced if the microporous material comprises whiteness retaining organic surface active agent.... | 07/05/1994 |
| 5315052 | Concurrent production of trichloroethane isomers 1,1,1-Trichloroethane (viz., methylchloroform) and 1,1,2-trichloroethane are produced in the same reactor by feeding molecular chlorine and chloroethene (viz., vinyl chloride) as well as 1,1-dichloroethane to the reactor. The ratios at which the two trich... | 05/24/1994 |
