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Larry D Cady, Christopher J Frye, Philip Howard, Teresa P Karjala, Peter J Maddox, Ian M Munro, Deepak R Parikh, S Roy Partington, Kevin P Peil, Lee Spencer, William R Van Volkenburgh, Peter S Williams, David R Wilson, J Mark Winter: Polyolefin composition with molecular weight maximum occurring in that part of the composition that has the highest comonomer content. BP Chemicals, Finnegan Henderson Farabow Garrett and Dunner L, October 8, 2002: US06462161 (52 worldwide citation)

The invention relates to a polyolefin copolymer composition produced with a catalyst having a metallocene, complex in a single reactor for the polymer of an &agr;-olefin monomer with one or more olefin comonomers, and a molecule weight maximum which occurs in that 50 percent by weight of the composi ...


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Li Min Tau, William R Van Volkenburgh, Wendy D Hoenig, Pak Wing S Chum: Polyethylene rich/polypropylene blends and their uses. Dow Global Technologies, September 6, 2005: US06939919 (31 worldwide citation)

The present invention includes a blend composition comprising at least one coupled propylene polymer and at least 55 weight percent of at least one ethylene polymer, based on the total weight of the coupled propylene polymer and the ethylene polymer. The invention also includes methods for making th ...


4
Yunwa W Cheung, Martin J Guest, William R Van Volkenburgh: Elastic films made from alpha-olefin/vinyl aromatic and/or aliphatic or cycloaliphatic vinyl or vinylidene interpolymers. The Dow Chemical Company, April 23, 2002: US06376095 (24 worldwide citation)

The present invention pertains to elastic films having at least one layer comprising a substantially random interpolymer or a blend thereof. The interpolymer comprises polymer units derived from at least C


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Lawrence T Kale, Lionel H Dagenais, Shih Yaw Lai, William R Van Volkenburgh, John O Bieser: Reduction of melt fracture in linear polyethylene. The Dow Chemical Company, May 11, 1993: US05210142 (19 worldwide citation)

Polymer blends of at least one ethylene interpolymer product and at least one linear polyethylene are disclosed. The blends have a shear rate at the point of onset of melt fracture at least about 2 percent higher than that obtained for the linear polyethylene alone. The polymer blends are particular ...


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Ellen M Dubensky, William R Van Volkenburgh, Michael D Read, Robert L McGee, Susan E Dollinger: Thermoformable ethylene/styrene interpolymer-based polymer blend film for three-dimensional transfer finish foil. The Dow Chemical Company, July 9, 2002: US06417276 (1 worldwide citation)

Thermoformable films that contain a blend and/or composite structure containing an ethylene/vinyl or vinylidene aromatic polymer or an alpha-olefin/vinyl or vinylidene aromatic polymer, such as an ethylene/styrene interpolymer, a vinyl or vinylidene aromatic homo- or copolymer, such as polystyrene, ...


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Yunwa W Cheung, Martin J Guest, William R Van Volkenburgh: Elastic films made from alpha-olefin/vinyl aromatic and/or aliphatic or cycloaliphatic vinyl or vinylidene. The Dow Chemical Company, September 26, 2002: US20020136916-A1 (1 worldwide citation)

The present invention pertains to elastic films having at least one layer comprising a substantially random interpolymer or a blend thereof. The interpolymer comprises polymer units derived from at least C2-20 -olefin and (i) at least one vinyl aromatic monomer, or (ii) at least one aliphatic or cyc ...


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Ellen M Dubensky, William R Van Volkenburgh, Michael D Read, Robert L McGee, Susan E Dollinger: Thermoformable ethylene/styrene interpolymer-based polymer blend film for three-dimensional transfer finish foil. The Dow Chemical Company, February 14, 2002: US20020019486-A1

Thermoformable films that contain a blend and/or composite structure containing an ethylene/vinyl or vinylidene aromatic polymer or an alpha-olefin/vinyl or vinylidene aromatic polymer, such as an ethylene/styrene interpolymer, a vinyl or vinylidene aromatic homo- or copolymer, such as polystyrene, ...


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Daniel J Falla, Tomas A Fernandez, Jose V Saavedra, Li Min Tau, William R Van Volkenburgh: Multilayer blown film structure with polypropylene non-sealant layer and polyethylene sealant layer. The Dow Chemical Company, January 17, 2002: US20020006482-A1

The present invention pertains to a multilayer blown film structure having a blended polypropylene layer and at least one polyethylene sealant layer. In particular, the invention relates to a multilayer blown film comprising a non-sealant layer made from a propylene-rich polypropylene polymer blende ...


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Larry D Cady, Christopher J Frye, Philip Howard, Teresa P Karjala, Peter J Maddox, Ian M Munro, Deepak R Parikh, S Roy Partington, Kevin P Peil, Lee Spencer, William R Van Volkenburgh, Peter S Williams, David R Wilson, J Mark Winter: Polyolefin composition with molecular weight maximum occuring in that part of the composition that has the highest comonomer content. Stephen S Grace, November 7, 2002: US20020165330-A1

This invention relates to a polyolefin copolymer composition produced with a catalyst having a metallocene complex in a single reactor in a process for the polymerization of an &agr;olefin monomer with one or more olefin comonomers, and a molecular weight maximum which occurs in that 50 percent by w ...