Patent | Date |
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Catalyst precursor production Grant 5,034,361 - Job , et al. July 23, 1 | 1991-07-23 |
Trimethoxysilane preparation via the methanol-silicon reaction with recycle Grant 4,999,446 - Moody , et al. March 12, 1 | 1991-03-12 |
Polymeric salt delivery systems Grant 4,997,643 - Partain, III , et al. March 5, 1 | 1991-03-05 |
Process for producing sticky polymers Grant 4,994,534 - Rhee , et al. February 19, 1 | 1991-02-19 |
Catalytic system for epoxidation of alkenes employing low sodium catalyst supports Grant 4,994,587 - Notermann , et al. February 19, 1 | 1991-02-19 |
Fluorine-containing catalytic system for expoxidation of alkenes Grant 4,994,588 - Kapicak , et al. February 19, 1 | 1991-02-19 |
Double perovskite catalysts for oxidative coupling Grant 4,988,660 - Campbell January 29, 1 | 1991-01-29 |
Ethylene polymerization using supported vanadium catalyst Grant 4,988,783 - Beran , et al. January 29, 1 | 1991-01-29 |
Transvinylation reaction Grant 4,981,973 - Murray January 1, 1 | 1991-01-01 |
Photo curable blends of 2-methyoxytetrahydropyran and a cycloaliphatic diepoxide Grant 4,977,199 - Koleske , et al. December 11, 1 | 1990-12-11 |
Low temperature crosslinking of water-borne resins Grant 4,977,219 - Watson, Jr. December 11, 1 | 1990-12-11 |
Direct synthesis process for organohalohydrosilanes Grant 4,973,725 - Lewis , et al. November 27, 1 | 1990-11-27 |
Novel vinyl chloride resins and compositions incorporating such resins Grant 4,970,127 - Smith , et al. November 13, 1 | 1990-11-13 |
Monoalkylene glycol production using mixed metal framework compositions Grant 4,967,018 - Soo , et al. October 30, 1 | 1990-10-30 |
Polyurethane foam with low vinyl-staining tendencies Grant 4,963,399 - Gill October 16, 1 | 1990-10-16 |
Silicone polyether copolymers and polyurethane foams prepared therefrom Grant 4,962,218 - Blevins , et al. October 9, 1 | 1990-10-09 |
Process for the manufacture of N-(polyoxyalkyl)-N-(alkyl)amines Grant 4,960,942 - Gerkin , et al. October 2, 1 | 1990-10-02 |
Acid viscosifier compositions Grant 4,959,432 - Fan , et al. September 25, 1 | 1990-09-25 |
Process for reducing polymer build-up in polymerization equipment during polymerization of alpha-olefins Grant 4,956,427 - Jenkins, III , et al. September 11, 1 | 1990-09-11 |
Stable polymer/polyols made without macromonomer Grant 4,954,560 - Gerkin , et al. September 4, 1 | 1990-09-04 |
Stabilizers for polymer/polyols Grant 4,954,561 - Gerkin , et al. September 4, 1 | 1990-09-04 |
Preparation of polyurethane foams without using inert blowing agents Grant 4,950,694 - Hager August 21, 1 | 1990-08-21 |
Delivery systems for pharmaceutical or therapeutic actives Grant 4,946,870 - Partain, III. , et al. August 7, 1 | 1990-08-07 |
Catalytic metal recovery from non-polar organic solutions Grant 4,935,550 - Miller , et al. June 19, 1 | 1990-06-19 |
Acid decrystallization of aminopolysaccharides and derivatives thereof Grant 4,929,722 - Partain, III , et al. May 29, 1 | 1990-05-29 |
Treatment of rhodium catalysts Grant 4,929,767 - Miller , et al. May 29, 1 | 1990-05-29 |
Polysiloxanes with sterically hindered heterocyclic moiety Grant 4,927,898 - King, III , et al. May 22, 1 | 1990-05-22 |
Supercritical fluids as diluents in liquid spray application of coatings Grant 4,923,720 - Lee , et al. May 8, 1 | 1990-05-08 |
Catalyst for regulating the molecular weight distribution of ethylene polymers Grant 4,923,938 - Kao , et al. May 8, 1 | 1990-05-08 |
Polycrystalline silicon capable of yielding long lifetime single crystalline silicon Grant 4,921,026 - Flagella , et al. May 1, 1 | 1990-05-01 |
Process for the production of polyethylene with a broad and/or bimodal molecular weight distribution Grant 4,918,038 - Samuels , et al. April 17, 1 | 1990-04-17 |
New catalyst composition and process for oxidation of ethylene to ethylene oxide Grant 4,916,243 - Bhasin , et al. April 10, 1 | 1990-04-10 |
Process for reducing the odor of ethylidene norbornene present in EPDM resin Grant 4,910,295 - Bernier , et al. March 20, 1 | 1990-03-20 |
Fluidized bed with heated liners and a method for its use Grant 4,906,441 - Flagella March 6, 1 | 1990-03-06 |
Crystalline orthodontic bracket Grant 4,902,224 - Collins , et al. February 20, 1 | 1990-02-20 |
Process for oxydehydrogenation of ethane to ethylene Grant 4,899,003 - Manyik , et al. February 6, 1 | 1990-02-06 |
Homologation of carbonyloxy containing compounds Grant 4,897,473 - Dombek January 30, 1 | 1990-01-30 |
Quarternary ammonium pendant siloxane copolymers Grant 4,895,964 - Margida January 23, 1 | 1990-01-23 |
Preparation of polyalkylene polyamines Grant 4,888,425 - Herdle December 19, 1 | 1989-12-19 |
Process for the manufacture of low density, flexible polyurethane foams Grant 4,883,825 - Westfall , et al. November 28, 1 | 1989-11-28 |
Process for the production of impact polypropylene copolymers Grant 4,882,380 - Ficker , et al. November 21, 1 | 1989-11-21 |
Mold release coating process and apparatus using a supercritical fluid Grant 4,882,107 - Cavender , et al. November 21, 1 | 1989-11-21 |
Process for reducing sheeting during polymerization of alpha-olefins Grant 4,876,320 - Fulks , et al. * October 24, 1 | 1989-10-24 |
Partially hydrolyzed, poly(N-acyl alkylenimines) in personal care Grant 4,873,293 - Brode, II , et al. October 10, 1 | 1989-10-10 |
Process for extruding a thermoplastic copolymer Grant 4,873,042 - Topcik October 10, 1 | 1989-10-10 |