Patents by Inventor Jens Schierholz

Jens Schierholz 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).

  • Shaped articles of melamine/formaldehyde foams having low formaldehyde emission
    Patent number: 7714031
    Abstract: Shaped articles of melamine/formaldehyde foam have a formaldehyde emission of less than 0.1 ppm, determined according to DIN 55666, and are obtainable by the following process: a) a foam is prepared from a melamine/formaldehyde precondensate having a molar melamine: formaldehyde ratio greater than 0.5, b) the foam obtained is annealed at below 200° C., and c) the annealed foam is molded in a press at from 160 to 240° C. and an absolute pressure from 5 to 100 bar in the course of from 15 to 120 seconds to give the shaped article.
    Type: Grant
    Filed: July 25, 2006
    Date of Patent: May 11, 2010
    Assignee: BASF Aktiengesellschaft
    Inventors: Horst Baumgartl, Bernd Gross, Jens Schierholz
  • Shaped articles of melamine/formaldehyde foams having low formaldehyde emission
    Publication number: 20060258763
    Abstract: Shaped articles of melamine/formaldehyde foam have a formaldehyde emission of less than 0.1 ppm, determined according to DIN 55666, and are obtainable by the following process: a) a foam is prepared from a melamine/formaldehyde precondensate having a molar melamine: formaldehyde ratio greater than 0.5, b) the foam obtained is annealed at below 200° C., and c) the annealed foam is molded in a press at from 160 to 240° C. and an absolute pressure from 5 to 100 bar in the course of from 15 to 120 seconds to give the shaped article.
    Type: Application
    Filed: July 25, 2006
    Publication date: November 16, 2006
    Applicant: BASF AKTIENGESELLSCHAFT
    Inventors: Horst Baumgartl, Bernd Gross, Jens Schierholz
  • Shaped articles of melamine/formaldehyde foams having low formaldehyde emission
    Publication number: 20050049321
    Abstract: Shaped articles of melamine/formaldehyde foam have a formaldehyde emission of less than 0.1 ppm, determined according to DIN 55666, and are obtainable by the following process: a) a foam is prepared from a melamine/formaldehyde precondensate having a molar melamine:formaldehyde ratio greater than 0.5, b) the foam obtained is annealed at below 200° C., and c) the annealed foam is molded in a press at from 160 to 240° C. and an absolute pressure from 5 to 100 bar in the course of from 15 to 120 seconds to give the shaped article.
    Type: Application
    Filed: August 3, 2004
    Publication date: March 3, 2005
    Inventors: Horst Baumgartl, Bernd Gross, Jens Schierholz