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| Number | Title | Issue Date |
| 7288198 | Removal of alcohols and water from a methylcyclopentadiene recycle stream in a process for the synthesis of methylcyclopentadienyl manganese tricarbonyl During the process of synthesis of methylcyclopentadienyl manganese tricarbonyl (MMT), a key raw material methylcyclopentadiene (MCP) is used. The MCP component may be recycled for subsequent reaction processes. The recycle stream of MCP is washed with water and, op... | 10/30/2007 |
| 6632805 | Methods for using water-stabilized organosilanes A method of dyeing and treating a substrate using a water-stabilized organosilane. A method of antimicrobially treating a food article. A method of antimicrobially coating a fluid container. A method of antimicrobially coating a latex medical article.... | 10/14/2003 |
| 6391451 | Surface-treated superabsorbent polymer particles Surface-treated superabsorbent polymer particles obtained by mixing 100 parts by weight of superabsorbent polymer particles with 0.001 to 10 parts by weight of a hydroxyalkylamide, and heating the surface-treated superabsorbent polymer particles to crossl... | 05/21/2002 |
| 5470625 | Strand-of-beads wound packing product An elongated segmented wound packing product comprised of individual linked segments of hydrogel enclosed within a liquid permeable pliable material, the individual segments being connected in a strand-of-beads like configuration.... | 11/28/1995 |
| 5314978 | Copolymer of sulfur dioxide and nuclear-substituted trialkylgermylstyrene Copolymers comprising 1-50 mole % of sulfur dioxide and 50-99 mole % of trialkylgermylstyrene, having a weight average molecular weight of 500-10,000,000 and exhibiting a high sensitivity to light, electron beam, and X-ray, as well as having an excellent ... | 05/24/1994 |
| 4808697 | Catalytic process for preparing polymers of sulfur dioxide and olefin The invention is a process for preparing linear alternating polymers of sulfur dioxide, ethylene, optionally at least one ethylenically unsaturated hydrocarbon other than ethylene and optionally carbon monoxide having the general formula ##STR1## ... | 02/28/1989 |
| 4569989 | Method of inhibiting microbial activity with certain bioactive sulfone polymers A method of inhibiting microbial growth by employing an addition copolymer is disclosed. The addition copolymer consists essentially of an olefin and sulfur dioxide; said olefin containing at least one substituent selected from the group consisting of hyd... | 02/11/1986 |
| 4423930 | Polymeric contact lens materials with high oxygen permeability A series of alpha-olefin sulfur dioxide copolymers derived from the C4 to C18 alpha-olefins which may be readily processed to an optical article, such as a contact lens, having oxygen and carbon dioxide permeability which make them d... | 01/03/1984 |
| 4355094 | Positive radiation sensitive resist terpolymers This invention relates to novel terpolymers of 3-methylcyclopentene, an omega alkynoic acid and sulfur dioxide. Positive radiation sensitive films prepared from the subject terpolymers adhere well to the substrate, demonstrate resistance to cracking and e... | 10/19/1982 |
| 4326051 | Acrylonitrile polymerization with organic solvent The invention relates to a homopolymer or copolymer of acrylonitrile which comprises from 0 to 30% by weight, incorporated by polymerization, of comonomer units which are free from ionic groups, said polymers having a K-value of from 50 to 100, a dye abso... | 04/20/1982 |
| 4251340 | Terpolymerization of ethylene, sulfur dioxide and carbon monoxide This invention relates to a high molecular weight terpolymer of ethylene, sulfur dioxide and carbon monoxide stable to 280° C. and containing as little as 36 mol % ethylene and about 41-51 mol % sulfur dioxide; and to the method of producing said terpoly... | 02/17/1981 |
| 4179757 | Biocompatible articles having high permeability to gases derived from polysulfones There is disclosed the preparation of an alpha-olefin-sulfur dioxide copolymer derived from the C8 to C18 alpha-olefins. The polymers undergo clean thermal degradation, having high permeabilities to oxygen and carbon dioxide, and are... | 12/25/1979 |
| 4100128 | Oil-plasticized copolymers of SO2 and olefins The instant invention relates to compositions comprising a copolymer of sulfur dioxide and one or more olefins in combination with a hydrocarbon oil which is a mixture of paraffinic, aromatic and naphthenic hydrocarbons having a solubility parameter of ab... | 07/11/1978 |
| 4086298 | Branched block copolymers and their manufacture Branched block copolymers of from 60 to 95 percent by weight of a monovinyl-aromatic compound and from 40 to 5 percent by weight of a conjugated diene. The copolymers have a structure of the general formula (A1 -B.fwdarw.A2)n -... | 04/25/1978 |
| 3935331 | Preparation of olefin SO2 copolymer electron beam resist films and use of same for recording In preparing an electron beam resist film of a copolymer of an olefin and SO2, the steps of removing insoluble particles, drying the films under high vacuum and storing them in a moisture-free atmosphere are required to prevent cracking of the ... | 01/27/1976 |
| 3935332 | Development of poly(1-methyl-1-cyclopentene-SO2) electron beam resist Three developer solvents 2-methylcyclohexanone, 3-methylcyclohexanone, and a mixture of acetonyl acetate and acetone, improve the resolution of electron beam exposed films of poly(1-methyl-1-cyclopentene-SO2) copolymers.... | 01/27/1976 |
| 3932369 | Block copolymers containing olefin sulfur dioxide segments and process for their preparation The instant invention relates to novel block copolymers containing olefin sulfur-dioxide segments and a process for their preparation. The olefin of choice is a "strained" olefin thus capable of reaction with SO2 in the presence of radicals at ... | 01/13/1976 |
