Jennifer Leighanne Austin

US Patent:

20230046550, Feb 16, 2023

Filed:

Nov 10, 2020

Appl. No.:

17/756363

Inventors:

- Annandale NJ, US
Jennifer J. Austin - The Woodlands TX, US
Madelyn Bekker - Houston TX, US
Adam P. Hamilton - Houston TX, US
Ronald G. White - Deer Park TX, US
Paul Hamilton - Hampshire, GB

International Classification:

C09J 123/08

Abstract:

Embodiments of the present disclosure generally relate to adhesive compositions, and more particularly, to the use of polyolefin adhesive compositions for hot melt adhesive applications. In an embodiment, a composition includes a polymer, a resin, and an olefin wax. In an embodiment, an olefin wax may be a linear alpha olefin.

US Patent:

20200248046, Aug 6, 2020

Filed:

Jan 9, 2020

Appl. No.:

16/738694

Inventors:

- Baytown TX, US
Jean-Roch H. Schauder - Wavre, BE
Jerome Sarrazin - Sint-Stevens Woluwe, BE
Bastien Filliol - Guidel Bretagne, FR
Jennifer J. Austin - The Woodlands TX, US
Angela V. Carey - Summit NJ, US
Ye Chun Zhou - Shanghai, CN

International Classification:

C09J 123/14

Abstract:

In an embodiment, an adhesive composition includes (a) a propylene-based elastomer comprising at least 60 wt % of propylene-derived units and from 2-40 wt % of a Cand/or a C-Cα-olefin-derived units based on a total weight of the propylene-based elastomer, and having a melting temperature of less than 110 C., a heat of fusion of less than 75 J/g, and a weight average molecular weight (Mw) of less than 100,000 g/mol; (b) a polyethylene wax having a density of greater than 0.940 g/cm, a Mw of from 3,000 g/mol to 30,000 g/mol, and a crystallization temperature of greater than 100 C.; (c) a tackifier; and (d) optionally a polypropylene wax. In another embodiment, an adhesive composition includes 70-80 wt % of a propylene-based elastomer; 10 wt % of a polyethylene wax; 0-10 wt % of a polypropylene wax; and 10 wt % of a tackifier based on a total weight of the adhesive composition.

US Patent:

20190375966, Dec 12, 2019

Filed:

Aug 22, 2019

Appl. No.:

16/547853

Inventors:

Jennifer J. Austin - The Woodlands TX, US
Shawn W. Mowry - Houston TX, US
James N. Coffey - League City TX, US

International Classification:

C09J 123/14

Abstract:

The present invention is related to adhesive compositions comprising about 50 to about 80 wt % of a polymer blend of at least two different propylene-based polymers, wherein the polymer blend has a melt viscosity of about 100 to about 6,000 cP and adhesive compositions comprising about 30 to about 60 wt % of a polymer blend of at least two different propylene-based polymers, wherein the polymer blend has a melt viscosity of about 6,000 cP to about 60,000 cP. When subjected to Temperature Rising Elution Fractionation, the polymer blend exhibits a first fraction that is soluble at −15 C. in xylene, the first fraction having an isotactic (mm) triad tacticity of about 70 mol % to about 90 mol %; and a second fraction that is insoluble or less soluble than the first fraction at −15 C. in xylene, the second fraction having an isotactic (mm) triad tacticity of about 85 mol % to about 98 mol %.

US Patent:

20180230629, Aug 16, 2018

Filed:

Aug 5, 2015

Appl. No.:

15/513318

Inventors:

- Baytown TX, US
Jennifer J. Austin - The Woodlands TX, US
James N. Coffey - League City TX, US

International Classification:

D04H 1/4291
D01F 6/46
C08L 23/14
C08L 23/12
C08L 23/16

Abstract:

The invention relates to a fiber comprising a blend of 10-50 wt % of a polymer blend modifier and 50-90 wt % of a propylene-based elastomer; 5-50 wt % of a propylene-modifier and 50-95 wt % of a propylene-based elastomer; and 5-35 wt % of a polymer blend modifier and 65-95 wt % of a propylene-modifier. The polymer blend modifier has a first propylene-based polymer and a different second propylene-based polymer that is a propylene homopolymer or a copolymer of propylene and ethylene and a Cto Calpha-olefin. The propylene-modifier is a propylene homopolymer or a copolymer of propylene with 0.5-4 wt % ethylene or Cto Calpha-olefins. The propylene-based elastomer is propylene and 5-25 wt % of one or more Cto C-Calpha-olefins and has a triad tacticity greater than 90% and a heat of fusion less than 75 J/g.

US Patent:

20180037780, Feb 8, 2018

Filed:

Oct 13, 2017

Appl. No.:

15/782924

Inventors:

- Baytown TX, US
Jurgen J. Schroeyers - Opvelp, BE
Jennifer J. Austin - The Woodlands TX, US
James N. Coffey - League City TX, US
Jean-Roch Schauder - Wavre, BE

International Classification:

C09J 123/16
B32B 27/32
C09J 123/14

Abstract:

The present invention is related to adhesive composition, having a polymer blend comprising a first propylene-based polymer, wherein the first propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a Cto Calpha-olefin, and a second propylene-based polymer, wherein the second propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a Cto Calpha-olefin; wherein the second propylene-based polymer is different than the first propylene-based polymer; wherein the polymer blend has a melt viscosity, measured at 190 C. and determined according to ASTM D-3236, of about 1,000 cP to about 5,000 cP; a propylene polymer; and wherein the adhesive composition is substantially free of a functionalized polyolefin, wherein the functionalized polyolefin is selected from at least one of a maleic anhydride-modified polypropylene and a maleic anhydride-modified polypropylene wax.

US Patent:

20170362420, Dec 21, 2017

Filed:

Jul 20, 2015

Appl. No.:

15/527125

Inventors:

- Baytown TX, US
Galen C. Richeson - Humble TX, US
Jennifer J. Austin - The Woodlands TX, US
Jurgen J.M. Schroeyers - Opvelp, BE

International Classification:

C08L 23/12
C08L 23/14

Abstract:

The invention relates to an heat-activated fabric comprising a polymer blend of 70 to 100 wt % of a polymer blend component and 0 to 30 wt % of a propylene polymer, wherein the polymer blend component comprises a first propylene-based polymer, wherein the first propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a Cto Calpha-olefin and a second propylene-based polymer, wherein the second propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a Cto Calpha-olefin, wherein the second propylene-based polymer is different than the first propylene-based polymer and wherein the polymer blend component has a MFR of greater than or equal to 20 g/10 min to less than 10,000 g/10 min; and wherein the propylene polymer has a MFR of greater than or equal to 20 g/10 min to less than 5,000 g/10 min.

US Patent:

20170073556, Mar 16, 2017

Filed:

Mar 24, 2015

Appl. No.:

15/123269

Inventors:

- Baytown TX, US
Jennifer J. Austin - The Woodlands TX, US
Yann Devorest - Waterloo, BE
Thomas R. Barbee - Kingwood TX, US

International Classification:

C09J 123/12
C09J 123/08
C09J 123/06

Abstract:

The present invention is related to an adhesive composition comprising a 50-95 wt % polymer blend and a tackifier. The blend has a first and second propylene-based polymer, both different homopolymers of propylene or a copolymer of propylene and ethylene or a Cto Calpha-olefin. The blend has a melt viscosity, measured at 190 C., of 1,000 to 30,000 cP. The tackifier has a softening point of 95 C. to 115 C., an aromaticity of 3 mol % to 10 mol % aromatic protons, and a Cloud Point of 40 C. to 65 C.

US Patent:

20160319166, Nov 3, 2016

Filed:

Oct 6, 2014

Appl. No.:

14/902144

Inventors:

- Baytown TX, US
Jennifer J. AUSTIN - The Woodlands TX, US
Shawn W. MOWRY - Houston TX, US
James N. COFFEY - League City TX, US

Assignee:

Exxonmobile Chemical Patents Inc. - Baytown TX

International Classification:

C09J 123/14

Abstract:

The present invention is related to adhesive compositions comprising about 50 to about 80 wt % of a polymer blend of at least two different propylene-based polymers, wherein the polymer blend has a melt viscosity of about 100 to about 6,000 cP and adhesive compositions comprising about 30 to about 60 wt % of a polymer blend of at least two different propylene-based polymers, wherein the polymer blend has a melt viscosity of about 6,000 cP to about 60,000 cP. When subjected to Temperature Rising Elution Fractionation, the polymer blend exhibits a first fraction that is soluble at −15 C. in xylene, the first fraction having an isotactic (mm) triad tacticity of about 70 mol % to about 90 mol %; and a second fraction that is insoluble or less soluble than the first fraction at −15 C. in xylene, the second fraction having an isotactic (mm) triad tacticity of about 85 mol % to about 98 mol %.