The R&D Dept.: Local patents for 11.7.12

Portable and handicap accessible shower stall
Patent 8,302,219
A portable shower stall suitable for a wheelchair-bound person to bathe with the help of an assistant, comprising of a self-supporting flexible shower base, a modular shower enclosure standing freely within the shower base, a hand-held sprayer connected to a kitchen faucet via hose, and a pump with puddle scoop attachment that drains the shower base. One sidewall of the shower base can be pressed down and fastened to the shower base bottom to facilitate wheelchair access, but it can be released and restored to upright position for water retention. Shower enclosure consists of two identical bi-fold shower screens clamping to each other to form a splash-proof rectangle. However, one or both screens can be removed from the shower base to provide access to the wheelchair-bound person.
Inventors: Shilong Tang (Midlothian); Zhenxing Zhang (Midlothian); Ivory Jenny Tang (Midlothian); Waverly Vivian Tang (Midlothian)
Nov. 6, 2012[private]

Composition comprising a sulfur-containing, phosphorus-containing compound, and/or its salt, and uses thereof
Patent 8,299,003
There is disclosed herein an additive composition including a compound of formula (III): ##STR00001## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6 , R.sup.7, R.sup.8, and R.sup.9are independently selected from the group consisting of hydrogen, cyano, and hydrocarbyl groups comprising from about 1 to about 30 carbon atoms.
Inventors: David J. DeGonia (Midlothian); Chip Hewette (Richmond); Roger M. Sheets (Glen Allen); Ronald L. Phillips (Richmond); John T. Loper (Richmond)
Assignee: Afton Chemical Corp. (Richmond)
Oct. 30, 2012

Additive composition
Patent 8,299,002
An additive composition including at least one dispersant viscosity index improver and at least two seal swell additives is disclosed.
Inventors: Michael B. Glasgow (Williamsburg); Samuel H. Tersigni (Glen Allen); Anthony Joseph Rollin (Midlothian)
Assignee: Afton Chemical Corporation (Richmond)
Oct. 30, 2012

Solution spun fiber process
Patent 8,303,874
The invention relates to a process for forming fibers from a spinning solution utilizing a high speed rotary sprayer. The fibers can be collected into a uniform web for selective barrier end uses. Fibers with an average fiber diameter of less that 1,000 nm can be produced.
Inventors: Larry R. Marshall (Chesterfield); Jack Eugene Armantrout (Richmond); Tao Huang (Downingtown, Pa.); John R. Moore (Leonard, Mich.); Neal Pfeiffenberger (Chambersburg, Pa.)
Assignee: E I du Pont de Nemours and Company (Wilmington, Del.)
Nov. 6, 2012

Friction papers comprising PIPD fiber
Patent 8,298,375
The invention concerns a paper comprising (a) 40 to 70 parts by weight of polypyridobisimidazole fiber, polypyridobisimidazole pulp, or mixtures thereof and (b) 30 to 60 parts by weight of friction modifiers, structural resins, wet-strength resins, processing aids, fillers, and mixtures thereof; the parts by weight being based on the total amount of a) and b) in the paper.
Inventors: Edmund A. Merriman (Midlothian); Achim Amma (Richmond)
Assignee: E I du Pont de Nemours and Company (Wilmington, Del.)
Oct. 30, 2012

Product dispensing system with increased product-to-dispenser contact
Patent 8,302,809
A product dispensing system including a container defining an internal volume and an opening into the internal volume, the container including a weakening feature, the opening and the weakening feature defining an access panel, and a dispenser including a frame having longitudinally opposed first and second ends, and including a support deck and a product display area, the support deck extending at least partially between the first and second ends, the product display area being positioned below the support deck, and a catch element connected to the frame proximate the first end, the catch element protruding away from the second end such that the catch element engages the opening in the container and at least partially separates the access panel from the container as the container longitudinally moves along the support deck from the first end toward the second end.
Inventors: William J. Bogdziewicz III (Richmond); John Gelardi (Midlothian); Aaron L. Bates (Moseley, Va.); Laurel Thomas (Richmond)
Assignee: MeadWestvaco Corp. (Richmond)
Nov. 6, 2012

Aqueous cold-cure flexible stabilizer formulations
Patent 8,303,843
The present invention relates to aqueous cold-cure flexible foam stabilizer formulations for use in the production of highly elastic cold-cure polyurethane foams or for use in the production of cold-cure flexible foam activator blends for highly elastic cold-cure polyurethane foams, wherein the aqueous cold-cure flexible foam stabilizer formulation comprises the following components a) from .gtoreq.0.1 to .ltoreq.80% by weight of at least one water-insoluble polysiloxane compound having a molecular weight of from .gtoreq.300 g/mol to .ltoreq.10 000 g/mol, b) .gtoreq.2% by weight of water, c) .gtoreq.0.1% by weight of surfactant, d) from .gtoreq.0 to 10% by weight of additives selected from the group consisting of thickeners, antifreezes, organic solvents and biocides, e) .gtoreq.0% by weight of water-soluble siloxane(s), with the proportion by weight of the abovementioned components being selected so that the sum of the proportions by weight of the components is not more than 100% by weight, based on the aqueous cold-cure flexible foam stabilizer formulation.
Inventors: Martin Glos (Essen, Germany); William Bunting (Chester); Harald Modro (Gladbeck, Germany); Mladen Vidakovic (Duisburg, Germany)
Assignee: Evonik Goldschmidt GmbH (Essen, Germany)
Nov. 6, 2012

Reconstituted tobacco with bonded flavorant, smoking article and methods
Patent 8,297,288
A process of manufacturing a reconstituted tobacco material is provided which includes: preparing a heated mixture of water and sugar; providing a liquid flavorant such as menthol; mixing tobacco particles, water and a gum binder with the mixture of water and sugar and with the flavorant to form a reconstituted tobacco mixture; and forming the reconstituted tobacco mixture, such as by casting or extruding the reconstituted tobacco mixture, into a reconstituted tobacco material. Exemplary menthol reconstituted tobacco products provided herein enable high levels of menthol to be retained in a tobacco product.
Inventors: Szu-Sung Yang (Midlothian); Trevor Scott Gentry (Midlothian); Robley Eugene Pitts Jr. (Midlothian); Ricky L. Bowman (Richmond)
Assignee: Philip Morris USA Inc. (Richmond)
Oct. 30, 2012[/private]

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