1
Glenn R Himes: Low stress relaxation extrudable elastomeric composition. Shell Oil Company, Donald F Haas, March 3, 1992: US05093422 (135 worldwide citation)

An extrudable elastomeric composition includes an elastomeric polymer and a tackifying resin in which the extrudable elastomeric composition is adapted to form an elastic sheet having a stress relaxation or less than about 30 percent. The elastomeric polymer is a styrene-poly(ethylene-propylene)-sty ...


2
Glenn R Himes: Low stress relaxation extrudable elastomeric composition. Shell Oil Company, Donald F Haas, April 19, 1994: US05304599 (103 worldwide citation)

An extrudable elastomeric composition includes an elastomeric polymer and a tackifying resin in which the extrudable elastomeric composition is adapted to form an elastic sheet having a stress relaxation of less than about 30 percent. The elastomeric polymer is a styrene-poly(ethylene-propylene)-sty ...


3

4
Linda R Chamberlain, Carma J Gibler: Selective hydrogenation of conjugated diolefin polymers. Shell Oil Company, Donald F Haas, August 13, 1991: US05039755 (59 worldwide citation)

This is a process for the hydrogenation of conjugated diolefin polymers which comprises polymerizing or copolymerizing at least one conjugated diolefin with an organo alkali metal polymerization initiator in a suitable solvent thereby creating a living polymer, terminating the polymerization by the ...


5
David M Austgen Jr, Jeffrey G Southwick: Process for making submicron stable latexes of block copolymers. Shell Oil Company, Donald F Haas, August 9, 1994: US05336712 (56 worldwide citation)

This invention is a process for producing stable polymer emulsions and latexes with an average particle size of less than one micron. The polymers are block copolymers of conjugated dienes and vinyl aromatic hydrocarbons which may or may not contain polar functionality. The process comprises making ...


6
James F Ross: High impact visbroken polymeric blends. Northern Petrochemical Company, Donald F Haas, March 1, 1983: US04375531 (54 worldwide citation)

A high melt flow rate, high impact, visbroken polymeric material is disclosed which comprises a first component which is selected from the group consisting of block copolymers of propylene and ethylene, reactor-made intimate mixtures of propylene and randomly oriented copolymers of propylene and eth ...


7
James R Erickson, Steven H Dillman, Dale L Handlin Jr, Carl L Willis, Robert J Sutherland: Randomly epoxidized small star polymers. Shell Oil Company, Donald F Haas, September 21, 1993: US05247026 (47 worldwide citation)

An epoxidized diene star polymer having greater than 4 arms and comprising from 0.05 to 5 Meq of di-, tri- and tetra-substituted olefinic epoxides and the molecular weights of the arms are from 1,500 to 15,000.


8
Paul M Coffman: Screw cap jar. Rampart Packaging, Donald F Haas, July 4, 1989: US04844270 (47 worldwide citation)

A method for converting a thin-walled container to a jar with a rigid threaded neck which will accept a conventional threaded screw cap which comprises separately forming a thin-walled container and a rigid threaded neck ring and then attaching the ring to the outside of the container and the jar so ...


9
Ronald D Grose: Peak shaving system for air conditioning. Enron, Donald F Haas, January 20, 1987: US04637219 (45 worldwide citation)

The present invention provides a system and method for peak shaving for a conventional air conditioning system. Heat energy is removed from an energy storage medium during periods of low power consumption and then the storage medium is used to absorb heat energy from the refrigerant during periods o ...


10
David M Austgen Jr, Jeffrey G Southwick, Bing Yang: Process for making submicron stable latexes of hydrogenated block copolymers. Shell Oil Company, Donald F Haas, November 18, 1997: US05688856 (44 worldwide citation)

This invention is a process for producing stable polymer emulsions and latexes with an average particle size of less than one micron. The polymers are hydrogenated block copolymers of conjugated dienes and vinyl aromatic hydrocarbons which may or may not contain polar functionality. The process comp ...



Click the thumbnails below to visualize the patent trend.