Patents by Inventor Franciszek Olstowski

Franciszek Olstowski 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).

  • Process for preparing rapid-setting polyurethanes
    Patent number: 4008185
    Abstract: Rapid-setting polyurethanes are prepared from organic aromatic polyisocyanates and polyols having an average functionality of 2-8 and an equivalent weight less than 500 by admixture thereof in the presence of a non-amine nitrogen-containing compound such as urea as a catalyst therefor.
    Type: Grant
    Filed: March 29, 1974
    Date of Patent: February 15, 1977
    Assignee: The Dow Chemical Company
    Inventor: Franciszek Olstowski
  • Solid, rapid-setting, rigid polyurethanes
    Patent number: 4001166
    Abstract: Compositions which will rapidly set to produce solid, rigid polyurethanes without the use of a catalyst comprise an amine initiated polyether polyol such as triethanol amine, an organic aromatic polyisocyanate, such as toluene diisocyanate and a liquid modifier compound having a boiling point above about 150.degree. C such as trichlorobenzene.
    Type: Grant
    Filed: October 10, 1973
    Date of Patent: January 4, 1977
    Assignee: The Dow Chemical Company
    Inventor: Franciszek Olstowski
  • Rapid setting polyurethanes from diols and polyfunctional isocyanates
    Patent number: 4001165
    Abstract: Mixtures comprising a low molecular weight diol, a liquid modifier compound having a boiling point above about 150.degree. C, such as an aromatic compound or partially hydrogenated aromatic compound, a polyisocyanate having a functionality of at least about 2.5 and an organometallic catalyst instantly set, after a brief induction period, to a solid, dense, rigid polymeric product which can be demolded within a period of from less than 1 minute to about 5 minutes.
    Type: Grant
    Filed: December 7, 1973
    Date of Patent: January 4, 1977
    Assignee: The Dow Chemical Company
    Inventor: Franciszek Olstowski
  • Rapid setting polyurethanes from diols and polyfunctional isocyanates
    Patent number: 4000104
    Abstract: Mixtures comprising a low molecular weight diol, a liquid modifier compound having a boiling point above about 150.degree. C, such as an organic phosphate, phosphite or phosphonate, a polyisocyanate having a functionality of at least about 2.5 and an organometallic catalyst instantly set, after a brief induction period, to a solid, dense, rigid polymeric product which can be demolded within a period of from less than 1 minute to about 5 minutes.
    Type: Grant
    Filed: December 7, 1973
    Date of Patent: December 28, 1976
    Assignee: The Dow Chemical Company
    Inventor: Franciszek Olstowski
  • Rapid setting polyurethanes from diols and polyfunctional isocyanates
    Patent number: 4000103
    Abstract: Mixtures comprising a low molecular weight diol, a liquid modifier compound having a boiling point above about 150.degree. C, such as a cyclic sulfone, a polyisocyanate having a functionality of at least about 2.5 and an organometallic catalyst instantly set, after a brief induction period, to a solid, dense, rigid polymeric product which can be demolded within a period of from less than 1 minute to about 5 minutes.
    Type: Grant
    Filed: December 7, 1973
    Date of Patent: December 28, 1976
    Assignee: The Dow Chemical Company
    Inventor: Franciszek Olstowski
  • Solid, rapid-setting, rigid polyurethanes
    Patent number: 4000105
    Abstract: Compositions which will rapidly set to produce solid, rigid polyurethanes without the use of a catalyst comprise an amine initiated polyether polyol such as triethanol amine, an aromatic polyisocyanate, such as toluene diisocyanate and a liquid modifier compound having a boiling point above about 150.degree. C such as dioctylphthalate.
    Type: Grant
    Filed: October 10, 1973
    Date of Patent: December 28, 1976
    Assignee: The Dow Chemical Company
    Inventor: Franciszek Olstowski
  • Non-elastomeric polyurethane compositions
    Patent number: 3996172
    Abstract: Mixtures comprising a low molecular weight polyol having a functionality of from 3 to about 8, a liquid modifier compound having a boiling point above 150.degree. C, such as a fatty acid or fatty oil, a polyisocyanate and a non-amine-containing catalyst, instantly set, after a brief induction period, to a solid, dense, non-elastomeric polymeric product which can be demolded within a period of from less than about 1 minute to about 5 minutes.
    Type: Grant
    Filed: December 17, 1973
    Date of Patent: December 7, 1976
    Assignee: The Dow Chemical Company
    Inventors: Franciszek Olstowski, Donald B. Parrish
  • Solid, rapid-setting rigid polyurethanes
    Patent number: 3989663
    Abstract: Compositions which will rapidly set to produce solid, rigid polyurethanes without the use of a catalyst comprise an amine initiated polyether polyol such as triethanol amine, an organic aromatic polyisocyanate, such as toluene diisocyanate and a liquid modifier compound having a boiling point above about 150.degree. C such as trichlorobenzene.
    Type: Grant
    Filed: May 5, 1975
    Date of Patent: November 2, 1976
    Assignee: The Dow Chemical Company
    Inventor: Franciszek Olstowski
  • Solid, rapid setting, rigid polyurethanes
    Patent number: 3983066
    Abstract: Compositions which will rapidly set to produce solid, rigid polyurethanes without the use of a catalyst comprise an amine initiated polyether polyol such as triethanol amine, an organic aromatic polyisocyanate, such as toluene diisocyanate and a liquid modifier compound having a boiling point above about 150.degree.C such as trichlorobenzene.
    Type: Grant
    Filed: May 2, 1975
    Date of Patent: September 28, 1976
    Assignee: The Dow Chemical Company
    Inventor: Franciszek Olstowski
  • Solid, rapid-setting, rigid polyurethanes
    Patent number: 3983069
    Abstract: Compositions which will rapidly set to produce solid, rigid polyurethanes without the use of a catalyst comprise an amine initiated polyether polyol such as triethanol amine, an organic aromatic polyisocyanate, such as toluene diisocyanate and a liquid modifier compound having a boiling point above about 150.degree.C such as trichlorobenzene.
    Type: Grant
    Filed: May 1, 1975
    Date of Patent: September 28, 1976
    Assignee: The Dow Chemical Company
    Inventor: Franciszek Olstowski
  • Solid, rapid-setting, rigid polyurethanes
    Patent number: 3983063
    Abstract: Compositions which will rapidly set to produce solid, rigid polyurethanes without the use of a catalyst comprise an amine initiated polyether polyol such as triethanol amine, an organic aromatic polyisocyanate, such as toluene diisocyanate and a liquid modifier compound having a boiling point above about 150.degree.C such as trichlorobenzene.
    Type: Grant
    Filed: May 2, 1975
    Date of Patent: September 28, 1976
    Assignee: The Dow Chemical Company
    Inventor: Franciszek Olstowski
  • Solid, rapid-setting, rigid polyurethanes
    Patent number: 3983068
    Abstract: Compositions which will rapidly set to produce solid, rigid polyurethanes without the use of a catalyst comprise an amine initiated polyether polyol such as triethanol amine, an organic aromatic polyisocyanate, such as toluene diisocyanate and a liquid modifier compound having a boiling point above about 150.degree.C such as trichlorobenzene.
    Type: Grant
    Filed: May 2, 1975
    Date of Patent: September 28, 1976
    Assignee: The Dow Chemical Company
    Inventor: Franciszek Olstowski
  • Solid, rapid-setting, rigid polyurethanes
    Patent number: 3983064
    Abstract: Compositions which will rapidly set to produce solid, rigid polyurethanes without the use of a catalyst comprise an amine initiated polyether polyol such as triethanol amine, an organic aromatic polyisocyanate, such as toluene diisocyanate and a liquid modifier compound having a boiling point above about 150.degree.C such as trichlorobenzene.
    Type: Grant
    Filed: May 5, 1975
    Date of Patent: September 28, 1976
    Assignee: The Dow Chemical Company
    Inventor: Franciszek Olstowski
  • Solid, rapid-setting, rigid polyurethanes
    Patent number: 3983065
    Abstract: Compositions which will rapidly set to produce solid, rigid polyurethanes without the use of a catalyst comprise an amine initiated polyether polyol such as triethanol amine, an organic aromatic polyisocyanate, such as toluene diisocyanate and a liquid modifier compound having a boiling point above about 150.degree.C such as trichlorobenzene.
    Type: Grant
    Filed: May 1, 1975
    Date of Patent: September 28, 1976
    Assignee: The Dow Chemical Company
    Inventor: Franciszek Olstowski
  • Solid, rapid-setting, rigid polyurethanes
    Patent number: 3966664
    Abstract: Compositions which will rapidly set to produce solid, rigid polyurethanes without the use of a catalyst comprise an amine initiated polyether polyol such as triethanol amine, an organic aromatic polyisocyanate, such as toluene diisocyanate and a liquid modifier compound having a boiling point above about 150.degree.C such as trichlorobenzene.
    Type: Grant
    Filed: May 1, 1975
    Date of Patent: June 29, 1976
    Assignee: The Dow Chemical Company
    Inventor: Franciszek Olstowski
  • Solid, rapid-setting, rigid polyurethanes
    Patent number: 3966662
    Abstract: Compositions which will rapidly set to produce solid, rigid polyurethanes without the use of a catalyst comprise an amine initiated polyether polyol such as triethanol amine, an organic aromatic polyisocyanate, such as toluene diisocyanate and a liquid modifier compound having a boiling point above about 150.degree.C such as trichlorobenzene.
    Type: Grant
    Filed: May 1, 1975
    Date of Patent: June 29, 1976
    Assignee: The Dow Chemical Company
    Inventor: Franciszek Olstowski
  • Preparation of rapid setting non-elastomeric polyurethane compositions in the presence of ester-modified polyoxyalkylene compounds
    Patent number: 3965073
    Abstract: Mixtures comprising a low molecular weight polyol having a functionality of from 3 to about 8, a liquid modifier compound having a boiling point above 150.degree.C, such as an estermodified polyoxyalkylene compound having an average molecular weight above about 700, a polyisocyanate and a non-amine-containing catalyst, instantly set, after a brief induction period, to a solid, dense, non-elastomeric polymeric product which can be demolded within a period of from less than about 1 minute to about 5 minutes.
    Type: Grant
    Filed: December 17, 1973
    Date of Patent: June 22, 1976
    Assignee: The Dow Chemical Company
    Inventors: Franciszek Olstowski, Donald B. Parrish
  • Rapid setting non-elastomeric polyurethane compositions containing a non-hydroxyl containing ester-modified polyoxylkylene compound
    Patent number: 3956221
    Abstract: Mixtures comprising a low molecular weight polyol having a functionality of from 3 to about 8, a liquid modifier compound having a boiling point above 150.degree.C, such as an ester-modified polyoxyalkylene compound having an average molecular weight above about 700, a polyisocyanate and a non-amine-containing catalyst, instantly set, after a brief induction period, to a solid, dense, non-elastomeric polymeric product which can be demolded within a period of from less than about 1 minute to about 5 minutes.
    Type: Grant
    Filed: May 1, 1975
    Date of Patent: May 11, 1976
    Assignee: The Dow Chemical Company
    Inventors: Franciszek Olstowski, Donald B. Parrish
  • Rapid-setting polyurethanes prepared in the presence of a fatty material and an aliphatic liquid hydrocarbon
    Patent number: 3933705
    Abstract: Rapid-setting polyurethanes are prepared employing on the modifier component therein a mixture of a liquid aliphatic hydrocarbon boiling above about 150.degree.C and a liquid fatty acid or fatty oil boiling above about 150.degree.C.
    Type: Grant
    Filed: November 7, 1974
    Date of Patent: January 20, 1976
    Assignee: The Dow Chemical Company
    Inventor: Franciszek Olstowski