Patents by Inventor Andrea Wingenfeld

Andrea Wingenfeld has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10973228
    Abstract: [Problem] The object is to obtain cosmetics which do not show primary skin irritation or sensitization, and do not impart any unpleasant sensation such as sharp pain or prickly sensation when employed as a cosmetic, with the lowest possible inclusion of preservative/fungicide. [Solution] Antimicrobial low-irritant cosmetics characterized in that they contain one or two or more tropolone derivative(s) and one or two or more polyhydric alcohol(s) in quantities which have an anti-microbial effect and low skin irritancy.
    Type: Grant
    Filed: March 21, 2013
    Date of Patent: April 13, 2021
    Assignee: ISP INVESTMENTS LLC
    Inventors: Nadia Konate, Andrea Wingenfeld
  • Publication number: 20180092843
    Abstract: An aqueous multilamellar composition for delivering a hydrophobic substance comprising: (i) about 50 wt. % to about 80 wt. % of phenylethylalcohol and/or phenylpropylalcohol; (ii) a mixture of (a) about 10 wt. % to about 20 wt. % of polyglyceryl-4 laurate/sebacate and (b) about 10 wt. % to about 20 wt. % of polyglyceryl-6 caprylate/caprate; (iii) about 10 wt. % to about 20 wt. % of octane-1,2-diol; (iv) optionally about 10 wt. % to about 20 wt. % of 1,3-propanediol; and (v) about 5.0 wt. % to about 80 wt. % of water. Also described is a method of use and process for preparing the same.
    Type: Application
    Filed: March 29, 2016
    Publication date: April 5, 2018
    Applicant: ISP Investments LLC
    Inventors: Nadia KONATE, Raman PREMACHANDRAN, Karen WINKOWSKI, Andrea WINGENFELD
  • Patent number: 9288987
    Abstract: The invention relates to a microbicidal composition which comprises a mixture of at least two components, the first component being 2-methyl-3-isothiazolone (MIT) and the second component being at least one active compound selected from the following groups of active compounds: a) compound having activated methylol groups b) quats or polyquats c) carbamates d) organic acids e) aromatic alcohols.
    Type: Grant
    Filed: December 14, 2012
    Date of Patent: March 22, 2016
    Assignee: ISP INVESTMENTS INC.
    Inventors: Andrea Wingenfeld, Chistiane Ochs
  • Patent number: 9226882
    Abstract: Disclosed herein is an eco-friendly, non-aqueous and stable antimicrobial solution composition comprising (a) about 0.1 to 20.0 wt % of a Tropolone; and (b) about 80.0 to 99.9 wt % of bio-derived 1,3-propanediol and/or bio-derived sorbitan caprylate. Also disclosed is a process for preparing and method of using the composition. The composition is stable for at least two years at room temperature and can be employed in the fields of cosmetic, toiletry, personal care, household, cleaning, disinfecting, food, beverages, enzyme formulations, feminine care products, foot care products, pet care products, food ingredients, paints, coatings, metal working fluids, nutrients for plants, construction and/or laundry products.
    Type: Grant
    Filed: March 21, 2013
    Date of Patent: January 5, 2016
    Assignee: ISP Investments Inc.
    Inventors: Nadia Konate, Andrea Wingenfeld
  • Publication number: 20150216773
    Abstract: Disclosed herein is an eco-friendly, non-aqueous and stable antimicrobial solution composition comprising (a) about 0.1 to 20.0 wt % of a Tropolone; and (b) about 80.0 to 99.9 wt % of bio-derived 1,3-propanediol and/or bio-derived sorbitan caprylate. Also disclosed is a process for preparing and method of using the composition. The composition is stable for at least two years at room temperature and can be employed in the fields of cosmetic, toiletry, personal care, household, cleaning, disinfecting, food, beverages, enzyme formulations, feminine care products, foot care products, pet care products, food ingredients, paints, coatings, metal working fluids, nutrients for plants, construction and/or laundry products.
    Type: Application
    Filed: March 21, 2013
    Publication date: August 6, 2015
    Applicant: ISP INVESTMENT INC.
    Inventors: Nadia Konate, Andrea Wingenfeld
  • Publication number: 20150173355
    Abstract: Disclosed herein is an eco-friendly, non-aqueous and stable antimicrobial solution composition comprising (a) about 0.1 to 20.0 wt % of a Hinokitiol; and (b) about 80.0 to 99.9 wt % of bio-derived 1,3-propanediol and/or bio-derived sorbitan caprylate. Also disclosed is a process for preparing and method of using the composition. In accordance with another aspect of the present application, the eco-friendly, nonaqueous antimicrobial composition is capable of inhibiting or killing gram (+) bacteria, gram (?) bacteria, yeasts and/or fungi.
    Type: Application
    Filed: March 21, 2013
    Publication date: June 25, 2015
    Applicant: ISP INVESTMENTS INC.
    Inventors: Nadia Konate, Andrea Wingenfeld
  • Publication number: 20130267570
    Abstract: An aqueous, stable, highly-concentrated preservative composition comprising (i) about 5 to 50 wt % of a dehydroacetic acid (DHA) or a salt thereof; (ii) about 1 to 20 wt % of a 2-methyl-4-isothiazolin-3-one (MIT); (iii) about 0.1 to 10 wt % of at least one block copolymer; (iv) optionally, about 0.01 to 5.0 wt % of at least one sulfosuccinate surfactant; (v) optionally, about 0.01 to 5.0 wt % of at least one sequestering agent; and (vi) optionally, about 0.01 to 5.0 wt % of one or more additives. Also disclosed is a process for preparing said preservative composition.
    Type: Application
    Filed: November 18, 2011
    Publication date: October 10, 2013
    Applicant: ISP Investments Inc.
    Inventors: Raman Premachandran, Najeeb H. Najehakimi, Karen Winkowski, Andrea Wingenfeld
  • Patent number: 8338468
    Abstract: The invention relates to a microbicidal composition which comprises a mixture of at least two components, the first component being 2-methyl-3-isothiazolone (MIT) and the second component being at least one active compound selected from the following groups of active compounds: a) compound having activated methylol groups b) quats or polyquats c) carbamates d) organic acids e) aromatic alcohols.
    Type: Grant
    Filed: June 30, 2006
    Date of Patent: December 25, 2012
    Assignee: ISP Investments Inc.
    Inventors: Andrea Wingenfeld, Christiane Ochs
  • Publication number: 20090143341
    Abstract: The invention relates to a microbicidal composition which comprises a mixture of at least two components, the first component being 2-methyl-3-isothiazolone (MIT) and the second component being at least one active compound selected from the following groups of active compounds: a) compound having activated methylol groups b) quats or polyquats c) carbamates d) organic acids e) aromatic alcohols.
    Type: Application
    Filed: June 30, 2006
    Publication date: June 4, 2009
    Applicant: ISP INVESTMENTS INC.
    Inventors: Andrea Wingenfeld, Christiane Ochs
  • Publication number: 20090117406
    Abstract: The invention refers to a concentrate, in particular for the film preservation, a coating system as well as especial employment of a combination of active ingredients in the film preservation or as preservative. The concentrate contains chlorothalonile as well as one or more triazole(s) and/or isothiazolone(s).
    Type: Application
    Filed: May 11, 2007
    Publication date: May 7, 2009
    Inventor: Andrea Wingenfeld