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Michel L Faissat, Charles L Sims, Olivier J Georjon, Anthony G Karandinos: Sprayable hot melt adhesives. ExxonMobil Chemical Patents, June 24, 2003: US06582762 (20 worldwide citation)

This invention relates to a process for atomizing, spiral spraying, oscillation spraying or melt blowing propylene copolymers onto a substrate comprising selecting a poly-alpha olefin inter-polymer comprising:


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Natalie A Merrill, James M Farley, Martha H Robertson, Charles L Sims, Richard B Pannell, Angelo A Montagna: Tackifiers and a process to obtain tackifiers. Exxon Chemical Patents, Catherine L Bell, Frank E Reid, September 3, 1996: US05552489 (19 worldwide citation)

Tackifiers having Mn's of 5,000 or less and Tg's above 0.degree. C. are produced by combining a single site catalyst with an alpha-olefin and a cyclic monomer under conditions designed to produce low molecular weight.


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Peijun Jiang, Patrick Brant, Chad E Bernard, David R Johnsrud, Charles L Sims: Propylene copolymers for adhesive applications. ExxonMobil Chemical Patents, February 18, 2014: US08653169 (4 worldwide citation)

Disclosed herein are adhesives comprising a copolymer comprising at least 80 wt % of units derived from propylene and from about 1 to about 20 wt % of units derived from at least one C6 to C10 alpha-olefin. The copolymer has a molecular weight of less than 100,000 and a heat of fusion between about ...


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Sudhin Datta, Charles L Sims, James Norris Coffey: Soft heterogeneous isotactic polypropylene compositions. ExxonMobil Chemical Patents, March 15, 2011: US07906588 (4 worldwide citation)

Provided are heterogeneous blend compositions comprising; a) from 1% to 99% by weight of the blend of a first polymer component comprising a copolymer of 5% to 35% by weight of the first polymer component consisting predominantly of alpha olefin derived units and 65% to 95% by weight of the first po ...


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Sudhin Datta, Charles L Sims, Peijun Jiang, Abdelhadi Sahnoune, Derek W Thurman: Soft heterogeneous isotactic polypropylene compositions. ExxonMobil Chemical Patents, Kevin M Faulkner, Stephen Timmins, Hsin Lin, September 11, 2012: US08263707 (4 worldwide citation)

The present invention also discloses a heterogeneous blend composition comprising; a) from 1% to 99% by weight of the blend of a first polymer component comprising a copolymer of 5% to 35% by weight of the first polymer component consisting predominantly of alpha olefin derived units and 65% to 95% ...


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Sudhin Datta, Charles L Sims, Peijun Jiang, Abdelhadi Sahnoune, Derek W Thurman: Soft homogeneous isotactic polypropylene compositions. ExxonMobil Chemical Patents, December 28, 2010: US07858701 (3 worldwide citation)

The present invention also discloses a homogeneous blend composition comprising; a) from 1% to 99% by weight of the blend of a first polymer component comprising a copolymer of 5% to 35% by weight of the first polymer component consisting predominantly of alpha olefin derived units and 65% to 95% by ...


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Peijun Jiang, Patrick Brant, David Aaron Henning, David R Johnsrud, Charles L Sims: Propylene copolymers for adhesive applications. ExxonMobil Chemical Patents, December 31, 2013: US08618219 (1 worldwide citation)

Disclosed herein is an in-reactor produced multi-component copolymer comprises a semi-crystalline component having a crystallinity of 20% or more, and an amorphous component having a crystallinity of 5% or less. The copolymer comprises at least 80 wt % of units derived from propylene and from about ...


10
George Rodriguez, Fran A Shipley, Peijun Jiang, Charles L Sims, Kenneth Lewtas: Polyolefin adhesive compositions and method of making thereof. ExxonMobil Chemical Patents, April 30, 2013: US08431643

The packaging industry desires adhesive compositions having a fast set time, such as those setting in less than five seconds from a molten state at conventional packaging operating temperatures to a solid or quasi solid having favorable Dot T-Peel, set time, and/or fiber tear adhesion properties. Po ...