Patents by Inventor Michael Jakupca
Michael Jakupca 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).
-
Publication number: 20230399476Abstract: A composition having a polymer-film composition having a compound having the structure: wherein: each R is independently selected; each R is a C1-20 alkyl moiety, C2-22 alkenyl moiety, C6-40 cycloalkyl moiety, C6-40 cycloalkylene moiety, C2-20 alkyl glycol ether moiety, C10-C16 linear alkyl alcohol moiety, or Y—OH moiety; each Y is a C2-40 alkylene moiety, C6-40 cycloalkylene moiety, C2-20 alkylene glycol ether, or a C3-40 alkylene lactone; m is an integer ranging from 1 to 100; x is an integer ranging from 2 to 1,000; and the polymer-film composition having an oxidized polymer-film surface.Type: ApplicationFiled: August 26, 2023Publication date: December 14, 2023Applicant: Dover Chemical CorporationInventors: Michael JAKUPCA, John Regula, Jacob Lance
-
Patent number: 11780977Abstract: A composition having a polymer-film composition having a compound having the structure: wherein: each R is independently selected; each R is a C1-20 alkyl moiety, C2-22 alkenyl moiety, C6-40 cycloalkyl moiety, C6-40 cycloalkylene moiety, C2-20 alkyl glycol ether moiety, C10-C16 linear alkyl alcohol moiety, or Y—OH moiety; each Y is a C2-40 alkylene moiety, C6-40 cycloalkylene moiety, C2-20 alkylene glycol ether, or a C3-40 alkylene lactone; m is an integer ranging from 1 to 100; x is an integer ranging from 2 to 1,000; and the polymer-film composition having an oxidized polymer-film surface.Type: GrantFiled: August 10, 2021Date of Patent: October 10, 2023Inventors: Michael Jakupca, John Regula, Jacob Lance
-
Patent number: 11674041Abstract: A composition having a polymer having a polymer matrix, a first stabilizer molecule within the polymer matrix, and a second stabilizer molecule within the polymer matrix, the first stabilizer molecule having the structure: wherein each R1-R4 is independently selected from the group consisting of C1-22 alkyl, C6-40 cycloalkyl, C2-20 alkyl glycol ether, and Y—OH; each Y is independently selected from the group consisting of C2-40 alkylene, C2-40 alkylene lactone, and C6-40 cycloalkylene; m is an integer ranging from 1 to 100; and x is an integer ranging from 1 to 1,000; the second stabilizer molecule is a monophosphite having an aryl moiety; wherein the claimed composition does not include a hindered phenolic antioxidant, lactone stabilizer, or hydroxylamine stabilizer.Type: GrantFiled: May 28, 2021Date of Patent: June 13, 2023Inventors: Michael Jakupca, Jacob Lance
-
Publication number: 20220380600Abstract: A composition having a polymer having a polymer matrix, a first stabilizer molecule within the polymer matrix, and a second stabilizer molecule within the polymer matrix, the first stabilizer molecule having the structure: wherein each R1-R4 is independently selected from the group consisting of C1-22 alkyl, C6-40 cycloalkyl, C2-20 alkyl glycol ether, and Y—OH; each Y is independently selected from the group consisting of C2-40 alkylene, C2-40 alkylene lactone, and C6-40 cycloalkylene; m is an integer ranging from 1 to 100; and x is an integer ranging from 1 to 1,000; the second stabilizer molecule is a monophosphite having an aryl moiety; wherein the claimed composition does not include a hindered phenolic antioxidant, lactone stabilizer, or hydroxylamine stabilizer.Type: ApplicationFiled: May 28, 2021Publication date: December 1, 2022Inventors: Michael Jakupca, Jacob Lance
-
Publication number: 20220041822Abstract: A composition having a polymer-film composition having a compound having the structure: wherein: each R is independently selected; each R is a C1-20 alkyl moiety, C2-22 alkenyl moiety, C6-40 cycloalkyl moiety, C6-40 cycloalkylene moiety, C2-20 alkyl glycol ether moiety, C10-C16 linear alkyl alcohol moiety, or Y—OH moiety; each Y is a C2-40 alkylene moiety, C6-40 cycloalkylene moiety, C2-20 alkylene glycol ether, or a C3-40 alkylene lactone; m is an integer ranging from 1 to 100; x is an integer ranging from 2 to 1,000; and the polymer-film composition having an oxidized polymer-film surface.Type: ApplicationFiled: August 10, 2021Publication date: February 10, 2022Applicant: Dover Chemical CorporationInventors: Michael JAKUPCA, John Regula, Jacob LANCE
-
Patent number: 11008529Abstract: A method having the step of using a compound as an additive for: gear oil, grease, engine oil, combustion-engine lubricant, automatic transmission fluid, two-cycle engine lubricant, marine-engine lubricant, or anti-wear agent, the compound having the structure: wherein each R is an independently selected alkylphenol-free moiety that is a C1-22 alkyl, C6-40 cycloalkyl, C3-20 methoxy alkyl glycol ether, C3-20 alkyl glycol ether, or Y—OH moiety; wherein each Y is an independently selected alkylphenol-free moiety that is a C2-40 alkylene, C6-40 cycloalkylene, C2-20 alkylene glycol ether, or C3-40 alkylene lactone moiety; wherein each m is an independently selected integer ranging from 1 to 100; and wherein x is an integer ranging from 1 to 1000.Type: GrantFiled: December 13, 2019Date of Patent: May 18, 2021Assignee: Dover Chemical CorporationInventors: Michael Jakupca, Jacob Weingart, Ben Rohr
-
Patent number: 9963572Abstract: A composition having polyvinylchloride; and a chlorinated ester having the chemical structure: wherein R1 is a C6-22 chlorinated-hydrocarbon moiety, wherein R2 is a C1-C18 hydrocarbon moiety, wherein n is 1, 2, 3, or 4, wherein if n is greater than 1, each R1 is the same or different; and wherein the chlorinated ester is 15-70% by weight chlorine; wherein the chlorinated ester is a product of a process that uses fatty-acid-ester reactants having less than two C?C double bonds; and wherein the chlorinated ester is a product of a process that does not use fatty-acid-ester reactants having two or more C?C double bonds.Type: GrantFiled: February 26, 2016Date of Patent: May 8, 2018Assignee: Dover Chemical CorporationInventors: Michael Jakupca, Don Stevenson, Jacob Weingart, John Regula
-
Publication number: 20160369086Abstract: A composition having polyvinylchloride; and a chlorinated ester having the chemical structure: wherein R1 is a C6-22 chlorinated-hydrocarbon moiety, wherein R2 is a C1-C18 hydrocarbon moiety, wherein n is 1, 2, 3, or 4, wherein if n is greater than 1, each R1 is the same or different; and wherein the chlorinated ester is 15-70% by weight chlorine; wherein the chlorinated ester is a product of a process that uses fatty-acid-ester reactants having less than two C?C double bonds; and wherein the chlorinated ester is a product of a process that does not use fatty-acid-ester reactants having two or more C?C double bonds.Type: ApplicationFiled: February 26, 2016Publication date: December 22, 2016Inventors: Michael Jakupca, Don Stevenson, Jacob Weingart, John Regula
-
Publication number: 20140080948Abstract: A composition having a polymeric ester having the formula: wherein each R is the same or different and independently selected from the group consisting of H, C1-20 alkyl carboxylate, C3-22 alkenyl carboxylate, C6-40 cycloalkyl carboxylate, and C6-40 cycloalkylene carboxylate; R2 is selected from the group consisting of C1-20 alkyl, C3-22 alkenyl, C6-40 cycloalkyl, and C6-40 cycloalkylene; and at least one polymer additive.Type: ApplicationFiled: September 16, 2013Publication date: March 20, 2014Applicant: Dover Chemical CorporationInventors: Don STEVENSON, Jacob LANCE, Michael Jakupca
-
Patent number: 8563637Abstract: An alkylphenol-free liquid polymeric phosphite is described of general Structure IV illustrated below wherein each R1, R2, R3 and R4 can be the same or different and independently selected from the group consisting of C1-20 alkyl, C3-22 alkenyl, C6-40 cycloalkyl, C7-40 cycloalkylene, C1-20 methoxy alkyl glycol ethers, C1-20 alkyl glycol ethers, and or Y—OH; Y is selected from the group consisting of C2-40 alkylene, C2-40 alkyl lactone, —R7—N(R8)—R9—, wherein R7, R8 and R9 are independently selected from the group previously defined for R1, R2, R3 and R4, now further including H; m is an integral value ranging from 2 to 100 inclusive; and x is an integral value ranging from 1 to 1,000. The alkylphenol-free liquid polymeric phosphite is useful in reducing phosphite migration within polymers.Type: GrantFiled: October 19, 2010Date of Patent: October 22, 2013Assignee: Dover Chemical CorporationInventors: Michael Jakupca, Jacob M. Lance, Donald Stevenson
-
Publication number: 20130225736Abstract: An alkylphenol-free liquid polymeric polyphosphite is described of general Structure IV illustrated below wherein each R1, R2, R3 and R4 can be the same or different and independently selected from the group consisting of C1-20 alkyl, C2-22 alkenyl, C6-40 cycloalkyl, C7-40 cycloalkylene, C3-20 methoxy alkyl glycol ethers, C3-20 alkyl glycol ethers, and or Y—OH; Y is selected from the group consisting of C2-40 alkylene, C2-40 alkyl lactone, —R7—N(R8)—R9—, wherein R7, R8 and R9 are independently selected from the group previously defined for R1, R2, R3 and R4, now further including H; m is an integral value ranging from 2 to 100 inclusive; and x is an integral value ranging from 1 to 1,000 and further in which by controlling a molar ratio of reactants, the number of terminal hydroxyl groups is minimized. The alkylphenol-free liquid polymeric phosphite is useful in reducing phosphite migration within polymers.Type: ApplicationFiled: August 17, 2012Publication date: August 29, 2013Applicant: Dover Chemical CorporationInventors: Michael Jakupca, Jacob M. Lance, Donald Stevenson
-
Patent number: 8445567Abstract: A process is described which reduces the amount of bloom and/or plate-out of phosphite antioxidants during polymer processing by the addition of at least one polyethylene glycol (or blends thereof) or polycaprolactones (or blends thereof) having an average molecular weight of approximately 1,000 to 20,000, most preferably between 4,000 to 10,000.Type: GrantFiled: February 22, 2010Date of Patent: May 21, 2013Assignee: Dover Chemical CorporationInventors: Donald Stevenson, Michael Jakupca, Nina Bersaglini
-
Patent number: 8258215Abstract: A process to stabilize a polymer is described utilizing the step of adding a phosphite reaction product of a triphenyl phosphite or lower molecular weight trialkyl phosphite (e.g., trimethyl phosphite) or triaryl phosphite, with from approximately 1 to 2 moles of preferably a paracumyl phenol, and with from approximately 1 to 2 moles of at least C12-20 carbon alkyl or C12-20 alkenyl alcohol.Type: GrantFiled: February 5, 2010Date of Patent: September 4, 2012Assignee: Dover Chemical CorporationInventors: Michael Jakupca, Jacob M. Lance, Nina Bersaglini, Donald Stevenson
-
Publication number: 20110263760Abstract: An alkylphenol-free liquid polymeric phosphite is described of general Structure IV illustrated below wherein each R1, R2, R3 and R4 can be the same or different and independently selected from the group consisting of C1-20 alkyl, C3-22 alkenyl, C6-40 cycloalkyl, C7-40 cycloalkylene, C1-20 methoxy alkyl glycol ethers, C1-20 alkyl glycol ethers, and or Y—OH; Y is selected from the group consisting of C2-40 alkylene, C2-40 alkyl lactone, —R7—N(R8)—R9—, wherein R7, R8 and R9 are independently selected from the group previously defined for R1, R2, R3 and R4, now further including H; m is an integral value ranging from 2 to 100 inclusive; and x is an integral value ranging from 1 to 1,000. The alkylphenol-free liquid polymeric phosphite is useful in reducing phosphite migration within polymers.Type: ApplicationFiled: October 19, 2010Publication date: October 27, 2011Applicant: Dover Chemical CorporationInventors: Michael Jakupca, Jacob M. Lance, Donald Stevenson
-
Publication number: 20110196079Abstract: A process to stabilize a polymer is described utilizing the step of adding a phosphite reaction product of a triphenyl phosphite or lower molecular weight trialkyl phosphite (e.g., trimethyl phosphite) or triaryl phosphite, with from approximately 1 to 2 moles of preferably a paracumyl phenol, and with from approximately 1 to 2 moles of at least C12-20 carbon alkyl or C12-20 alkenyl alcohol.Type: ApplicationFiled: February 5, 2010Publication date: August 11, 2011Applicant: DOVER CHEMICAL CORPORATIONInventors: Michael JAKUPCA, Jacob M. LANCE, Nina BERSAGLINI, Donald R. STEVENSON
-
Publication number: 20100216923Abstract: A process is described which reduces the amount of bloom and/or plate-out of phosphite antioxidants during polymer processing by the addition of at least one polyethylene glycol (or blends thereof) or polycaprolactones (or blends thereof) having an average molecular weight of approximately 1,000 to 20,000, most preferably between 4,000 to 10,000.Type: ApplicationFiled: February 22, 2010Publication date: August 26, 2010Applicant: DOVER CHEMICAL CORPORATIONInventors: Donald Stevenson, Michael Jakupca, Nina Bersaglini