1
Kevin W McKay, Francis J Timmers, Edwin R Feig, Thoi H Ho, Seema V Karande: Process for preparing thermoset interpolymers and foams. The Dow Chemical Company, November 2, 1999: US05977271 (59 worldwide citation)

The subject invention provides a thermoset elastomer comprising a crosslinked pseudorandom or substantially random interpolymer of: (a) from 15 to 70 weight percent of at least one .alpha.-olefin, (b) from 30 to 70 weight percent of at least one vinylidene aromatic compound, and (c) from 0 to 15 wei ...


2
Yuh Chin Hwang, Stephen R Betso, Thomas J McKeand Jr, H Craig Silvis, Deepak R Parikh, Don J Germano, Seema V Karande: Paintable olefinic interpolymer compositions. The Dow Chemical Company, Dow Europe, March 16, 1999: US05883188 (56 worldwide citation)

Paintable thermoplastic polyolefin compositions are disclosed which comprise (i) about 20 to about 70 wt % of at least one graft-modified polypropylene, (ii) about 10 to about 40 wt % of at least one nongrafted or graft-modified homogeneously branched linear ethylene polymer, ethylene-propylene mono ...


3
Jacquelyn A deGroot, Lonnie G Hazlitt, Pradeep Jain, Seema V Karande, Laura K Mergenhagen, Dan G Moldovan, Kenneth B Stewart, Nicole F Whiteman: Polyolefin compositions exhibiting heat resistivity, low hexane-extractives and controlled modulus. The Dow Chemical Company, May 5, 1998: US05747594 (39 worldwide citation)

The subject invention provides a polymer mixture having high heat resistivity, low hexane extractive and controllably lower or higher modulus. The mixture is comprised of at least one first substantially linear ethylene polymer, Component (A), and at least one second ethylene polymer which is a homo ...


4
Kevin W McKay, Francis J Timmers, Edwin R Feig, Thoi H Ho, Seema V Karande: Thermoset interpolymers and foams. The Dow Chemical Company, February 9, 1999: US05869591 (36 worldwide citation)

The subject invention provides a thermoset elastomer comprising a crosslinked pseudorandom or substantially random interpolymer of: (a) from 15 to 70 weight percent of monomer units derived from at least one a-olefin, (b) from 30 to 70 weight percent of monomer units derived from at least one vinyli ...


5
Jacquelyn A deGroot, Pradeep Jain, Lonnie G Hazlitt, Seema V Karande, Laura K Mergenhagen, Dan G Moldovan, Kenneth B Stewart, Nicole F Whiteman: Polyolefin compositions exhibiting heat resistivity, low hexane-extractives and controlled modulus. The Dow Chemical Company, June 30, 1998: US05773106 (32 worldwide citation)

The subject invention provides a polymer mixture having high heat resistivity, low hexane extractive and controllably lower or higher modulus. The mixture is comprised of at least one first substantially linear ethylene polymer, Component (A), and at least one second ethylene polymer which is a homo ...


6
Kim L Walton, Seema V Karande: Crosslinked polyolefinic foams with enhanced physical properties and a dual cure process of producing such foams. The Dow Chemical Company, September 26, 2000: US06124370 (30 worldwide citation)

Foamed articles having enhanced tensile, elastic recovery, and creep and fatigue resistance properties are prepared using a dual cure system. This system comprises a heat or radiation-activated first stage cure (which follows or coincides with foaming) followed by a moisture-activated second stage c ...


7
Bharat I Chaudhary, Thoi H Ho, Seema V Karande, Che I Kao, Robert H Terbrueggen, David A Babb, Clark H Cummins, Michael J Mullins, H Craig Silvis: Crosslinking of polymers and foams thereof. The Dow Chemical Company, December 4, 2001: US06325956 (29 worldwide citation)

The invention includes a process comprising (a) forming a polymeric admixture including at least one polyolefin which has been prepared using a single site catalyst and at least a crosslinking amount of at least one poly(sulfonyl azide) crosslinking agent; (b) shaping the resulting admixture; and (c ...


8
Jacquelyn A deGroot, Lonnie G Hazlitt, Pradeep Jain, Seema V Karande, Laura K Mergenhagen, Dan G Moldovan, Kenneth B Stewart, Nicole F Whiteman: Polyolefin film exhibiting heat resistivity, low hexane extractives and controlled modulus. The Dow Chemical Company, August 11, 1998: US05792534 (24 worldwide citation)

The subject invention provides a polymer mixture having high heat resistivity, low hexane extractive and controllably lower or higher modulus. The mixture is comprised of at least one first substantially linear ethylene polymer, Component (A), and at least one second ethylene polymer which is a homo ...


9
Seema V Karande, Chai Jing Chou, Jitka H Solc, Kyung W Suh: Despersions of delaminated particles in polymer foams. The Dow Chemical Company, February 10, 1998: US05717000 (23 worldwide citation)

This invention relates to a polymer foam prepared by dispersing an organophilic multi-layered material into a melt comprising an olefinic or styrenic polymer having polar functionality so that at least a portion of the polymer intercalates between layers of the particles; and expanding the polymer w ...


10
Lonnie G Hazlitt, Pak Wing S Chum, Seema V Karande, John E Lastovica III, Ian M Munro: Polyethylene films exhibiting low blocking force. The Dow Chemical Company, October 5, 1993: US05250612 (21 worldwide citation)

Film having good blocking properties and low coefficient of friction is prepared without the presence of antiblock additives from certain thermoplastic ethylene interpolymer products. The thermoplastic ethylene interpolymer products have a density of about 0.935 g/ml or less, a melt flow ratio. I.su ...