Patents by Inventor Chester E. Pawloski

Chester E. Pawloski 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: 4607063
    Abstract: The invention is phosphono-s-triazines corresponding to the formula ##STR1## wherein: X is separately in each occurrence chlorine, bromine, haloalkyl or alkyl;Y is separately in each occurrence hydrogen, chlorine or bromine;R is separately in each occurrence hydrogen, hydrocarbyl, CH.sub.2 Y, CH.sub.2 OH or CH.sub.2 OC(R.sup.1).sub.3 wherein R.sup.1 is alkyl;a is an integer from 0 to 2 inclusive; andb is an integer from 1 to 3 inclusive, with the proviso that the sum of a and b equal 3, and with the further proviso that at least one R is CH.sub.2 OH or CH.sub.2 OC(R.sup.1).sub.3.
    Type: Grant
    Filed: August 9, 1985
    Date of Patent: August 19, 1986
    Assignee: The Dow Chemical Company
    Inventors: Chester E. Pawloski, Sally P. Ginter
  • Patent number: 4594364
    Abstract: The invention is phosphorus compounds containing .alpha.-halo hydroxyalkyl or .alpha.-halo t-alkoxyalkyl groups corresponding to the formula ##STR1## wherein R independently in each occurrence is alkylene, haloalkylene, alkenylene, haloalkenylene, phenylene, diphenylene, halophenylene, dihalophenylene, and oxyalkylene;R.sup.1 independently in each occurrence is hydrogen, CH.sub.2 OR.sup.3, CH.sub.2 OH, haloalkyl, phenyl, halophenyl or methyl phenoxy;R.sup.2 independently in each occurrence is haloalkyl, phenyl, haloaryl or alkyl;R.sup.3 independently in each occurrence is t-alkyl;X independently in each occurrence is bromine or chlorine;a is independently in each occurrence 1 or 2; andb is independently in each occurrence 0 or 1,with the proviso that at least one R.sup.1 is CH.sub.2 OR.sup.3 or CH.sub.2 OH.
    Type: Grant
    Filed: January 14, 1985
    Date of Patent: June 10, 1986
    Assignee: The Dow Chemical Company
    Inventors: Chester E. Pawloski, Sally P. Ginter
  • Patent number: 4568759
    Abstract: This invention is a process for the preparation of an epoxide which comprises contacting a 2-haloalkyl or 2,3-dihaloalkyl carbonate, bis(2-haloalkyl- or 2,3-dihaloalkyl)carbonate, or 2-haloalkyl or 2,3-dihaloalkyl ester dissolved in a water-miscible alcohol with a sufficient amount of an aqueous solution of an alkali metal or alkaline earth metal hydroxide to provide at least one equivalent of alkali metal or alkaline earth metal hydroxide per equivalent of ester or carbonate, at a temperature of between about 0.degree. C. and 70.degree. C. under conditions such that an epoxide is prepared.
    Type: Grant
    Filed: March 8, 1984
    Date of Patent: February 4, 1986
    Assignee: The Dow Chemical Company
    Inventor: Chester E. Pawloski
  • Patent number: 4556710
    Abstract: The invention is phosphono-s-triazines corresponding to the formula ##STR1## wherein: X is separately in each occurrence chlorine, bromine, haloalkyl or alkyl;Y is separately in each occurrence hydrogen, chlorine or bromine;R is separately in each occurrence hydrogen, hydrocarbyl, CH.sub.2 Y, CH.sub.2 OH or CH.sub.2 OC(R.sup.1).sub.3 wherein R.sup.1 is alkyl;a is an integer from 0 to 2 inclusive; andb is an integer from 1 to 3 inclusive, with the proviso that the sum of a and b equal 3, and with the further proviso that at least one R is CH.sub.2 OH or CH.sub.2 OC(R.sup.1).sub.3.
    Type: Grant
    Filed: March 18, 1983
    Date of Patent: December 3, 1985
    Assignee: The Dow Chemical Company
    Inventors: Chester E. Pawloski, Sally P. Ginter
  • Patent number: 4510101
    Abstract: The invention is phosphorus compounds containing .alpha.-halo hydroxyalkyl or .alpha.-halo t-alkoxyalkyl groups corresponding to the formula ##STR1## wherein R independently in each occurrence is alkylene, haloalkylene, alkenylene, haloalkenylene, phenylene, diphenylene, halophenylene, dihalophenylene, and oxyalkylene;R.sup.1 independently in each occurrence is hydrogen, CH.sub.2 OR.sup.3, CH.sub.2 OH, haloalkyl, phenyl, halophenyl or methyl phenoxy;R.sup.2 independently in each occurrence is haloalkyl, phenyl, haloaryl or alkyl;R.sup.3 independently in each occurrence is t-alkyl;X independently in each occurrence is bromine or chlorine;a is independently in each occurrence 1 or 2; andb is independently in each occurrence 0 or 1,with the proviso that at least one R.sup.1 is CH.sub.2 OR.sup.3 or CH.sub.2 OH.
    Type: Grant
    Filed: March 18, 1983
    Date of Patent: April 9, 1985
    Assignee: The Dow Chemical Company
    Inventors: Chester E. Pawloski, Sally P. Ginter
  • Patent number: 4496494
    Abstract: Novel (halo)(hydroxy)-substituted phosphorus-containing acid derivatives are disclosed. Preferred compounds are 2-halo-3-hydroxypropyl ester derivatives of phosphorous and phosphoric acid formed by reaction of at least some amount of tertiary butyl glycidyl ether with a halogenated derivative of a phosphorus-containing acid followed by acid dealkylation of the product. The polyol products are useful in the production of polyurethane articles such as foams having increased resistance to the effects of fire.
    Type: Grant
    Filed: June 15, 1982
    Date of Patent: January 29, 1985
    Assignee: The Dow Chemical Company
    Inventors: Chester E. Pawloski, Sally P. Ginter
  • Patent number: 4451653
    Abstract: Compounds are prepared which correspond to the formulae ##STR1## wherein R represents a nitrogen containing heterocyclic radical corresponding to one of the formulae ##STR2## each X independently represents chloro, fluoro, bromo, nitro, alkyl of 1 to 4 carbon atoms, amino, mono- or dialkylamino wherein each alkyl group independently contains from 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms, alkylthio of 1 to 4 carbon atoms, alkylsulfinyl of 1 to 4 carbon atoms, alkylsulfonyl of 1 to 4 carbon atoms, cyano, trifluoromethyl, trichloromethyl, phenoxy or substituted phenoxy of the formula ##STR3## wherein each Z independently represents chloro, fluoro, bromo, nitro, cyano, alkoxy of 1 to 4 carbon atoms or alkylthio of 1 to 4 carbon atoms, with the proviso that when either n is 2 or 3, all X groups are sterically compatible with each other and all Z groups are sterically compatible with each other; Y represents oxygen or sulfur; each n can independently represent an integer of from 0 to 3, inclusive; R.sup.
    Type: Grant
    Filed: November 12, 1982
    Date of Patent: May 29, 1984
    Assignee: The Dow Chemical Company
    Inventor: Chester E. Pawloski
  • Patent number: 4450280
    Abstract: Phosphorus-containing polyether polyols are prepared by reacting phosphorus-containing acids with tertiary alkyl glycidyl ether and subsequently dealkylating the tertiary alkyl functionality.
    Type: Grant
    Filed: March 4, 1982
    Date of Patent: May 22, 1984
    Assignee: The Dow Chemical Company
    Inventors: Chester E. Pawloski, Sally P. Ginter
  • Patent number: 4433148
    Abstract: Compounds are prepared which correspond to the formula ##STR1## wherein R represents a nitrogen containing heterocyclic radical corresponding to one of the formulae ##STR2## each X independently represents chloro, fluoro, bromo, nitro, alkyl of 1 to 4 carbon atoms, amino, mono- or dialkylamino wherein each alkyl group independently contains from 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms, alkylthio of 1 to 4 carbon atoms, alkylsulfinyl of 1 to 4 carbon atoms, alkylsulfonyl of 1 to 4 carbon atoms, cyano, trifluoromethyl, trichloromethyl, phenoxy or substituted phenoxy of the formula ##STR3## wherein each Z independently represents chloro, fluoro, bromo, nitro, cyano, alkoxy of 1 to 4 carbon atoms or alkylthio of 1 to 4 carbon atoms, with the proviso that when either n is 2 or 3, all X groups are sterically compatible with each other and all Z groups are sterically compatible with each other; Y represents oxygen or sulfur; each n can independently represent an integer of from 0 to 3, inclusive; R.sup.
    Type: Grant
    Filed: November 12, 1982
    Date of Patent: February 21, 1984
    Assignee: The Dow Chemical Co.
    Inventor: Chester E. Pawloski
  • Patent number: 4418198
    Abstract: The invention is directed to the novel 2-(((substituted pyridinyl)carbonyl)amino)ethyl esters of 2-methyl-2-propenoic acid and their method of preparation. The compounds are prepared by reacting an appropriately substituted pyridinol, pyridinethiol, aminopyridine, or hydroxyalkyloxypyridine with isocyanatoethyl methacrylate in an appropriate solvent in the presence of an activating agent. These compounds may be utilized as herbicides, fungicides, or both.
    Type: Grant
    Filed: November 16, 1981
    Date of Patent: November 29, 1983
    Assignee: The Dow Chemical Company
    Inventor: Chester E. Pawloski
  • Patent number: 4400516
    Abstract: Compounds are prepared which correspond to the formula ##STR1## wherein R represents a nitrogen containing heterocyclic radical corresponding to one of the formulae ##STR2## each X independently represents chloro, fluoro, bromo, nitro, alkyl of 1 to 4 carbon atoms, amino, mono- or dialkylamino wherein each alkyl group independently contains from 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms, alkylthio of 1 to 4 carbon atoms, alkylsulfinyl of 1 to 4 carbon atoms, alkylsulfonyl of 1 to 4 carbon atoms, cyano, trifluoromethyl, trichloromethyl, phenoxy or substituted phenoxy of the formula ##STR3## wherein each Z independently represents chloro, fluoro, bromo, nitro, cyano, alkoxy of 1 to 4 carbon atoms or alkylthio of 1 to 4 carbon atoms, with the proviso that when either n is 2 or 3, all X groups are sterically compatible with each other and all Z groups are sterically compatible with each other; Y represents oxygen or sulfur; each n can independently represent an integer of from 0 to 3, inclusive; R.sup.
    Type: Grant
    Filed: May 4, 1981
    Date of Patent: August 23, 1983
    Assignee: The Dow Chemical Co.
    Inventor: Chester E. Pawloski
  • Patent number: 4387058
    Abstract: Novel phenyl and naphthyl esters of 2-(1-oxo-alkoxy)ethyl carbamic acids are prepared. The compounds are useful as pharmacological and agricultural agents.
    Type: Grant
    Filed: October 2, 1981
    Date of Patent: June 7, 1983
    Assignee: The Dow Chemical Company
    Inventor: Chester E. Pawloski
  • Patent number: 4375546
    Abstract: Substituted pyridinols are reacted with an isocyanatoethyl alkanoate in an inert solvent in the presence of an activating agent to form a group of biologically active organic compounds. These compounds are useful as broad spectrum herbicides effective against a variety of grassy weeds, broadleaf weeds and grassy crops. Compounds of this invention may also be utilized as fungicides.
    Type: Grant
    Filed: November 16, 1981
    Date of Patent: March 1, 1983
    Assignee: The Dow Chemical Company
    Inventor: Chester E. Pawloski
  • Patent number: 4365026
    Abstract: Novel (halo)(hydroxy)-substituted phosphorus-containing acid derivatives are disclosed. Preferred compounds are 2-halo-3-hydroxypropyl ester derivatives of phosphorus and phosphoric acid formed by reaction of at least some amount of tertiary butyl glycidyl ether with a halogenated derivative of a phosphorus-containing acid followed by acid dealkylation of the product. The polyol products are useful in the production of polyurethane articles such as foams having increased resistance to the effects of fire.
    Type: Grant
    Filed: April 2, 1981
    Date of Patent: December 21, 1982
    Assignee: The Dow Chemical Company
    Inventors: Chester E. Pawloski, Sally P. Ginter
  • Patent number: 4357328
    Abstract: Compounds are prepared which correspond to the formula ##STR1## wherein R represents a nitrogen containing heterocyclic radical corresponding to one of the formulae ##STR2## each X independently represents chloro, fluoro, bromo, nitro, alkyl of 1 to 4 carbon atoms, amino, mono- or dialkylamino wherein each alkyl group independently contains from 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms, alkylthio of 1 to 4 carbon atoms, alkylsulfinyl of 1 to 4 carbon atoms, alkylsulfonyl of 1 to 4 carbon atoms, cyano, trifluoromethyl, trichloromethyl, phenoxy or substituted phenoxy of the formula ##STR3## wherein each Z independently represents chloro, fluoro, bromo, nitro, cyano, alkoxy of 1 to 4 carbon atoms or alkylthio of 1 to 4 carbon atoms, with the proviso that when either n is 2 or 3, all X groups are sterically compatible with each other and all Z groups are sterically compatible with each other; Y represents oxygen or sulfur; each n can independently represent an integer of from 0 to 3, inclusive; R.sup.
    Type: Grant
    Filed: May 4, 1981
    Date of Patent: November 2, 1982
    Assignee: The Dow Chemical Co.
    Inventor: Chester E. Pawloski
  • Patent number: 4357327
    Abstract: Compounds are prepared which correspond to the formula ##STR1## wherein R represents a nitrogen containing heterocyclic radical corresponding to one of the formulae ##STR2## each X independently represents chloro, fluoro, bromo, nitro, alkyl of 1 to 4 carbon atoms, amino, mono- or dialkylamino wherein each alkyl group independently contains from 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms, alkylthio of 1 to 4 carbon atoms, alkylsulfinyl of 1 to 4 carbon atoms, alkylsulfonyl of 1 to 4 carbon atoms, cyano, trifluoromethyl, trichloromethyl, phenoxy or substituted phenoxy of the formula ##STR3## wherein each Z independently represents chloro, fluoro, bromo, nitro, cyano, alkoxy of 1 to 4 carbon atoms or alkylthio of 1 to 4 carbon atoms, with the proviso that when either n is 2 or 3, all X groups are sterically compatible with each other and all Z groups are sterically compatible with each other; Y represents oxygen or sulfur; each n can independently represent an integer of from 0 to 3, inclusive; R.sup.
    Type: Grant
    Filed: May 4, 1981
    Date of Patent: November 2, 1982
    Assignee: The Dow Chemical Co.
    Inventor: Chester E. Pawloski
  • Patent number: 4347194
    Abstract: Polyhydroxyl polyether compounds containing at least one monomeric unit each of the formulae: ##STR1## are disclosed. Polymeric condensation resins are prepared by allowing the polyhydroxyl polyethers to react with polyfunctional chain-forming compounds containing functional groups reactive with the hydroxyl groups of polyhydroxyl polyethers. The polyhydroxyl polyether compounds enhance the flame-retardant properties of polymeric condensation resins such as polyurethanes.
    Type: Grant
    Filed: May 11, 1981
    Date of Patent: August 31, 1982
    Assignee: The Dow Chemical Co.
    Inventors: Sally P. Ginter, Chester E. Pawloski, Violete L. Stevens
  • Patent number: 4298709
    Abstract: Polyhydroxyl polyether compounds containing at least one monomeric unit each of the formulae: ##STR1## are disclosed. Polymeric condensation resins are prepared by allowing the polyhydroxyl polyethers to react with polyfunctional chain-forming compounds containing functional groups reactive with the hydroxyl groups of polyhydroxyl polyethers. The polyhydroxyl polyether compounds enhance the flame-retardant properties of polymeric condensation resins such as polyurethanes.
    Type: Grant
    Filed: June 25, 1980
    Date of Patent: November 3, 1981
    Assignee: The Dow Chemical Company
    Inventors: Sally P. Ginter, Chester E. Pawloski, Violete L. Stevens
  • Patent number: 4298602
    Abstract: Compounds are prepared which correspond to the formula ##STR1## wherein R represents a nitrogen containing heterocyclic radical corresponding to one of the formulae ##STR2## each X independently represents chloro, fluoro, bromo, nitro, alkyl of 1 to 4 carbon atoms, amino, mono- or dialkylamino wherein each alkyl group independently contains from 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms, alkylthio of 1 to 4 carbon atoms, alkylsulfinyl of 1 to 4 carbon atoms, alkylsulfonyl of 1 to 4 carbon atoms, cyano, trifluoromethyl, trichloromethyl, phenoxy or substituted phenoxy of the formula ##STR3## wherein each Z independently represents chloro, fluoro, bromo, nitro, cyano, alkoxy of 1 to 4 carbon atoms or alkylthio of 1 to 4 carbon atoms, with the proviso that when either n is 2 or 3, all X groups are sterically compatible with each other and all Z groups are sterically compatible with each other; Y represents oxygen or sulfur; each n can independently represent an integer of from 0 to 3, inclusive; R.sup.
    Type: Grant
    Filed: October 15, 1979
    Date of Patent: November 3, 1981
    Assignee: The Dow Chemical Company
    Inventor: Chester E. Pawloski
  • Patent number: 4224318
    Abstract: Compounds are prepared which correspond to the formula ##STR1## wherein R represents alkyl of 1 to 4 carbon atoms and R.sup.1 represents OR, phenyl or ethyl. These compounds have been found to be highly active in the kill and control of soil insects.
    Type: Grant
    Filed: December 1, 1978
    Date of Patent: September 23, 1980
    Assignee: The Dow Chemical Company
    Inventor: Chester E. Pawloski