Patents by Inventor Roman Benedikt Raether

Roman Benedikt Raether 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).

  • Method for the production of polymers from n-vinyl compounds
    Patent number: 6369165
    Abstract: A process for preparing polymers of N-vinyl compounds comprises polymerizing the vinyl compounds in the presence of free radicals of the formula I where Q is NR2 or S and T is CR3R4 or S and R1, R2, R3 and R4 can be identical or different and are, independently of one another, hydrogen, C1-C20-alkyl or C6-C18-aryl.
    Type: Grant
    Filed: August 16, 2000
    Date of Patent: April 9, 2002
    Assignee: BASF Akiengesellschaft & Max-Planck-Gesellschaft
    Inventors: Roman Benedikt Raether, Wolfgang Paulus, Frank Braun, Klaus Müllen, Markus Klapper, Marco Steenbock
  • Initiators for radical polymerization
    Patent number: 6288185
    Abstract: Initiators for free-radical addition polymerization comprising as structural feature the Diels-Alder adduct of an azo group (—N═N—) with a conjugated double bond (diene).
    Type: Grant
    Filed: October 3, 2000
    Date of Patent: September 11, 2001
    Assignee: BASF Aktiengesellschaft
    Inventors: Rainer Königer, Reinhold Schwalm, Roman Benedikt Raether
  • Sulfonic acid compounds, processes for the preparation thereof and use thereof
    Publication number: 20010016622
    Abstract: The present invention relates to a sulfonic acid compound of the formula I 1
    Type: Application
    Filed: February 7, 2001
    Publication date: August 23, 2001
    Inventors: Rainer Blum, Ulrike Hees, Roman Benedikt Raether
  • Initiators for radical polymerization
    Patent number: 6177379
    Abstract: A method of initiating free-radical addition polymerization, which entails effecting a free-radical addition polymerization in the presence of an initiator, which contains, as a structural feature, a Diels-Alder adduct of an azo group (—N═N—) with a conjugated double bond (diene).
    Type: Grant
    Filed: May 18, 1998
    Date of Patent: January 23, 2001
    Assignee: BASF Aktiengesellschaft
    Inventors: Rainer Königer, Reinhold Schwalm, Roman Benedikt Raether
  • Initiators for radical polymerization
    Patent number: 6172170
    Abstract: Initiators for free-radical addition polymerization comprising as structural feature the Diels-Alder adduct of an azo group (—N═N—) with a conjugated double bond (diene).
    Type: Grant
    Filed: December 27, 1999
    Date of Patent: January 9, 2001
    Assignee: BASF Aktiengesellschaft
    Inventors: Rainer Königer, Reinhold Schwalm, Roman Benedikt Raether
  • Polymers containing 2,3-dihydrofuran groups
    Patent number: 6143233
    Abstract: A polymer which can be crosslinked by high-energy radiation and contains from 0.1 to 50% by weight, based on the polymer, of 2,3-dihydrofuran groups or derivatives thereof, each calculated as 2,3-dihydrofuran.
    Type: Grant
    Filed: September 22, 1998
    Date of Patent: November 7, 2000
    Assignee: BASF Aktiengesellschaft
    Inventors: Wolfgang Reich, Reinhold Schwalm, Erich Beck, Lukas Haussling, Oskar Nuyken, Roman-Benedikt Raether
  • Polymers of 2,7-dioxabicyclo[3.2.1]octane derivatives
    Patent number: 6077932
    Abstract: Polymers are obtainable by polymerising or copolymerising 2,7-dioxabicyclo[3.2.1]octane derivatives of the formula ##STR1## in which X, X', Y, Y', Z and Z' each independently are a C.sub.1 -C.sub.2 hydrocarbon radical or hydrogen.
    Type: Grant
    Filed: July 13, 1998
    Date of Patent: June 20, 2000
    Assignee: BASF Aktiengesellschaft
    Inventors: Wolfgang Reich, Reinhold Schwalm, Lukas Haussling, Oskar Nuyken, Roman-Benedikt Raether
  • Radiation curing of dihydrofuran derivatives
    Patent number: 6066746
    Abstract: Process for producing coatings or moldings by radiation curing, which involves using high-energy light to irradiate radiation-curable compositions containing 1-100% by weight, based on the total amount of free-radically or cationically polymerizable compounds, of compounds A) containing at least one cationically polymerizable 2,3-dihydrofuran group.
    Type: Grant
    Filed: March 12, 1999
    Date of Patent: May 23, 2000
    Assignee: BASF Aktiengesellschaft
    Inventors: Wolfgang Reich, Reinhold Schwalm, Erich Beck, Lukas Haussling, Oskar Nuyken, Roman-Benedikt Raether
  • Radiation curing of dihydrofuran derivatives
    Patent number: 6017976
    Abstract: Process for producing coatings or moldings by radiation curing, which involves using high-energy light to irradiate radiation-curable compositions containing 1-100% by weight, based on the total amount of free-radically or cationically polymerizable compounds, of compounds A) containing at least one cationically polymerizable 2,3-dihydrofuran structure.
    Type: Grant
    Filed: October 22, 1996
    Date of Patent: January 25, 2000
    Assignee: BASF Aktiengesellschaft
    Inventors: Wolfgang Reich, Reinhold Schwalm, Erich Beck, Lukas Haussling, Oskar Nuyken, Roman-Benedikt Raether