Patents by Inventor Roswell Easton King
Roswell Easton King 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).
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Patent number: 10669403Abstract: A polyolefin composition includes a polyolefin substrate having incorporated therein a nucleating agent and a filler, wherein the composition exhibits an impact strength of >35 in-lb measured according to ASTM D4226, and a coefficient of linear thermal expansion of <4.5×10E-05 in/in/ft measured according to ASTM D696. The polyolefin composition may further include one or more of an ultraviolet light absorber, a hindered amine light stabilizer, an antioxidant, a colorant, a flame retardant, and an antimicrobial compound. The polyolefin compositions may be useful for construction articles for outdoor use, for instance house siding, cladding, soffit or roofing.Type: GrantFiled: January 30, 2017Date of Patent: June 2, 2020Assignee: BASF SEInventors: Stephen Mark Andrews, Joseph James Fay, Roswell Easton King, Mohammad Zafar, Zhisheng Chen, Thomas Friend Thompson, Feng Zuo
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Patent number: 10428204Abstract: Polyolefin compositions useful for construction articles for outdoor use, for instance house siding, cladding, soffit or roofing. The compositions comprise a polyolefin substrate which has incorporated therein one or more additives selected from the group consisting of a) one or more ultraviolet light absorbers, b) one or more hindered amine light stabilizers and c) one or more antioxidants. Advantageously, the polyolefin substrate also has incorporated therein d) one or more colorants, e) one or more fillers, f) one or more flame retardants and optionally g) one or more antimicrobial compounds. The compositions exhibit certain performance levels according to standard tests, for example impact strength of >35 in-lb per ASTM D4226, coefficient of linear thermal expansion of <4.Type: GrantFiled: September 24, 2014Date of Patent: October 1, 2019Assignee: BASF SEInventors: Stephen Mark Andrews, Joseph James Fay, Roswell Easton King, Mohammad Zafar, Zhisheng Chen, Thomas Friend Thompson, Feng Zuo
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Patent number: 10259931Abstract: The invention relates to a composition comprising an organic material susceptible to oxidative, thermal or light-induced degradation and a compound of formula I-P, I-O or I-M Further embodiments are a compound of formula I-P, I-O or I-M, a process for protection of the organic material by the compound, the use of the compound for stabilizing the organic material, an additive composition comprising the compound, a process for manufacturing the compound and intermediates involved therein.Type: GrantFiled: March 14, 2018Date of Patent: April 16, 2019Assignee: BASF SEInventors: Werner Hoelzl, Bruno Rotzinger, Kai-Uwe Schoening, Roswell Easton King
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Publication number: 20180201760Abstract: The invention relates to a composition comprising an organic material susceptible to oxidative, thermal or light-induced degradation and a compound of formula I-P, I-O or I-M Further embodiments are a compound of formula I-P, I-O or I-M, a process for protection of the organic material by the compound, the use of the compound for stabilizing the organic material, an additive composition comprising the compound, a process for manufacturing the compound and intermediates involved therein.Type: ApplicationFiled: March 14, 2018Publication date: July 19, 2018Applicant: BASF SEInventors: Werner Hoelzl, Bruno Rotzinger, Kai-Uwe Schoening, Roswell Easton King
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Patent number: 9951207Abstract: The invention relates to a composition comprising an organic material susceptible to oxidative, thermal or light-induced degradation and a compound of formula 1-P, 1-O or I-M. Further embodiments are a compound of formula 1-P, 1-O or 1-M, a process for protection of the organic material by the compound, the use of the compound for stabilizing the organic material, an additive composition comprising the compound, a process for manufacturing the compound and intermediates involved therein.Type: GrantFiled: February 13, 2015Date of Patent: April 24, 2018Assignee: BASF SEInventors: Werner Hoelzl, Bruno Rotzinger, Kai-Uwe Schoening, Roswell Easton King
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Publication number: 20170137613Abstract: A polyolefin composition includes a polyolefin substrate having incorporated therein a nucleating agent and a filler, wherein the composition exhibits an impact strength of >35 in-lb measured according to ASTM D4226, and a coefficient of linear thermal expansion of <4.5×10E-05 in/in/ft measured according to ASTM D696. The polyolefin composition may further include one or more of an ultraviolet light absorber, a hindered amine light stabilizer, an antioxidant, a colorant, a flame retardant, and an antimicrobial compound. The polyolefin compositions may be useful for construction articles for outdoor use, for instance house siding, cladding, soffit or roofing.Type: ApplicationFiled: January 30, 2017Publication date: May 18, 2017Inventors: Stephen Mark Andrews, Joseph James Fay, Roswell Easton King, Mohammad Zafar, Zhisheng Chen, Thomas Friend Thompson, Feng Zuo
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Publication number: 20170066905Abstract: The invention relates to a composition comprising an organic material susceptible to oxidative, thermal or light-induced degradation and a compound of formula 1-P, 1-O or I-M. Further embodiments are a compound of formula 1-P, 1-O or 1-M, a process for protection of the organic material by the compound, the use of the compound for stabilizing the organic material, an additive composition comprising the compound, a process for manufacturing the compound and intermediates involved therein.Type: ApplicationFiled: February 13, 2015Publication date: March 9, 2017Applicant: BASF SEInventors: Werner HOELZL, Bruno ROTZINGER, Kai-Uwe SCHOENING, Roswell Easton KING
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Publication number: 20160244591Abstract: Polyolefin compositions useful for construction articles for outdoor use, for instance house siding, cladding, soffit or roofing. The compositions comprise a polyolefin substrate which has incorporated therein one or more additives selected from the group consisting of a) one or more ultraviolet light absorbers, b) one or more hindered amine light stabilizers and c) one or more antioxidants. Advantageously, the polyolefin substrate also has incorporated therein d) one or more colorants, e) one or more fillers, f) one or more flame retardants and optionally g) one or more antimicrobial compounds. The compositions exhibit certain performance levels according to standard tests, for example impact strength of >35 in-lb per ASTM D4226, coefficient of linear thermal expansion of <4.Type: ApplicationFiled: September 24, 2014Publication date: August 25, 2016Inventors: Stephen Mark Andrews, Joseph James Fay, Roswell Easton King, Mohammad Zafar, Zhisheng Chen, Thomas Friend Thompson, Feng Zuo
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Patent number: 9045618Abstract: The present invention relates to two processes for providing stable liquid blends of a) pentaerythritol tetrakis(3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate, b) octadecyl 3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate and c) tris-(2,4-di-tert-butylphenyl)phosphite. The first process comprises preparing a solid mixture comprising about 2 parts to about 3 parts by weight a), about 2 parts to about 3 parts by weight b) and about 2 parts to about 12 parts by weight c), heating the mixture to 185° C. or higher for a sufficient time to obtain a clear liquid blend of a), b) and c), cooling the liquid blend to a temperature of from 90° C. to 140° C. and maintaining the liquid blend at a temperature of from 90° C. to 140° C. The second process comprises preparing a solid mixture comprising about 2 parts to about 3 parts by weight a) and about 2 parts to about 3 parts by weight b), heating the mixture to 90° C.Type: GrantFiled: September 27, 2012Date of Patent: June 2, 2015Assignee: BASF SEInventors: Jiong Yu, Roswell Easton King
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Publication number: 20140225038Abstract: The present invention relates to two processes for providing stable liquid blends of a) pentaerythritol tetrakis(3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate, b) octadecyl 3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate and c) tris-(2,4-di-tert-butylphenyl)phosphite. The first process comprises preparing a solid mixture comprising about 2 parts to about 3 parts by weight a), about 2 parts to about 3 parts by weight b) and about 2 parts to about 12 parts by weight c), heating the mixture to 185° C. or higher for a sufficient time to obtain a clear liquid blend of a), b) and c), cooling the liquid blend to a temperature of from 90° C. to 140° C. and maintaining the liquid blend at a temperature of from 90° C. to 140° C. The second process comprises preparing a solid mixture comprising about 2 parts to about 3 parts by weight a) and about 2 parts to about 3 parts by weight b), heating the mixture to 90° C.Type: ApplicationFiled: September 27, 2012Publication date: August 14, 2014Applicant: BASF SEInventors: Jiong Yu, Roswell Easton King
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Publication number: 20110196082Abstract: The invention describes a storage-stable aqueous emulsion comprising a) a compound of the formula (I); wherein n is 4 to 23, b) a surfactant, and c) water, and describes a storage-stable liquid blend with low viscosity, which is not an aqueous emulsion, comprising a) a compound of the formula I d) at least a stabilizer selected from the group consisting of phosphites, phosphonites, aminic antioxidants, hydroxylamines, benzofuran-2-ones, thiosynergists, plasticizers, acid scavengers, lubricants, dispersing aids, sterically hindered amines, UV absorbers and sterically hindered phenols other than the compounds of the formula I according to component a). These emulsions and blends are useful as stabilizers for organic materials.Type: ApplicationFiled: June 23, 2009Publication date: August 11, 2011Applicant: BASF SEInventors: Karl-Heinz Hornbach, Roswell Easton King, Arpad Major, Jean-Roch Pauquet, Alex Wegmann, Thomas Wehrle, Philipp Walter, Andreas Cendra, Walid Al-akhdar
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Publication number: 20100029844Abstract: Novel liquid polymeric compounds of the formula (I) wherein the general symbols are as defined in claim 1, are disclosed as stabilizers for protecting organic materials against oxidative, thermal or light-induced degradation.Type: ApplicationFiled: August 30, 2007Publication date: February 4, 2010Inventors: Jochen Fink, Rudolf Pfaendner, Roswell Easton King, Sai Ping Shum, Stanley J. Padegimas
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Patent number: 7470734Abstract: Polymeric substrates, for example polyolefins such as polypropylene, can be made flame retardant by the incorporation therein of a synergistic mixture of (i.) at least one compound selected from the group consisting of nitroxyl stabilizers, hydroxylamine stabilizers, nitrone stabilizers, substituted hydroxylamine stabilizers, amine oxide stabilizers, benzofuranone stabilizers, phosphite and phosphonite stabilizers, quinone methide stabilizers and monoacrylate esters of 2,2?-alkylidenebisphenol stabilizers and (ii.) at least one compound selected from the group consisting of brominated flame retardants, phosphorus containing flame retardants and inorganic flame retardants such as ammonium polyphosphate or decabromodiphenyl oxide; wherein the amount of organic or inorganic flame retardant of component (ii.) required to achieve an acceptable level of flame retardancy is significantly reduced compared to that needed when component (i.) is not present.Type: GrantFiled: December 7, 2005Date of Patent: December 30, 2008Assignee: Ciba Specialty Chemicals CorporationInventors: Malisa V. Troutman, Ramanathan Ravichandran, Rangarajan Srinivsan, Roswell Easton King, Douglas Wayne Horsey
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Patent number: 7468410Abstract: The present invention discloses a process for stabilizing polyolefin compositions against the deleterious effects of melt processing, heat aging and exposure to combustion products of natural gas, which process comprises incorporating or applying to a polyolefin an effective stabilizing amount of a tris-(mono-alkyl)phenyl phosphite ester of the formula I, or a mixture of phosphite esters of formula I, where each R is the same or different and is straight or branched chain alkyl of from 1 to 8 carbon atoms, and where said phosphite ester or phosphite ester mixture is in the liquid state at 25° C. and 1 atm of pressure. Also disclosed is a stabilized composition comprising polyolefin and a present phosphite ester or phosphite ester mixture as well as certain mixtures of tris-(mono-alkyl)phenyl phosphite. The present liquid phosphite ester stabilizers are especially compatible with low density polyethylene.Type: GrantFiled: July 17, 2006Date of Patent: December 23, 2008Assignee: Ciba Specialty Chemicals CorporationInventors: Laura F. Chafin, Walid Al-Akhdar, Sai Ping Shum, Stanley J. Padegimas, Roswell Easton King
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Patent number: 7230042Abstract: The instant invention pertains to a thermoplastic organic polymer containing a conventional flame retardant and a hydroxylamine ester, in particular a tetraalkyl piperidine hydroxylamine ester. Further aspects of the invention are the use of hydroxylamine esters as flame retardants and a method for improving flame retardancy of a thermoplastic organic polymer.Type: GrantFiled: April 10, 2003Date of Patent: June 12, 2007Assignee: Ciba Specialty Chemicals Corp.Inventors: Michael Roth, Dirk Simon, Grant Leslie, Peter Nesvadba, Roswell Easton King, Nikolas Kaprinidis
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Patent number: 7084196Abstract: Polymeric substrates, for example polyolefins such as polypropylene, can be made flame retardant by the incorporation therein of a synergistic mixture of (i.) at least one compound selected from the group consisting of nitroxyl stabilizers, hydroxylamine stabilizers, nitrone stabilizers, substituted hydroxylamine stabilizers, amine oxide stabilizers, benzofuranone stabilizers phosphite and phosphonite stabilizers, quinone methide stabilizers and monoacrylate esters of 2,2?-alkylidenebisphenol stabilizers and (ii.) at least one compound selected from the group consisting of brominated flame retardants, phosphorus containing flame retardants and inorganic flame retardants such as ammonium polyphosphate or decabromodiphenyl oxide; wherein the amount of organic or inorganic flame retardant of component (ii.) required to achieve an acceptable level of flame retardancy is significantly reduced compared to that needed when component (i.) is not present.Type: GrantFiled: March 12, 2002Date of Patent: August 1, 2006Assignee: Ciba Specialty Chemicals CorporationInventors: Malisa V. Troutman, Ramanathan Ravichandran, Rangarajan Srinivsan, Roswell Easton King, Douglas Wayn Horsey
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Publication number: 20040097619Abstract: Polymeric substrates, for example polyolefins such as polypropylene, can be made flame retardant by the incorporation therein of a synergistic mixture of (i.) at least one compound selected from the group consisting of nitroxyl stabilizers, hydroxylamine stabilizers, nitrone stabilizers, substituted hydroxylamine stabilizers, amine oxide stabilizers, benzofuranone stabilizers phosphite and phosphonite stabilizers, quinone methide stabilizers and monoacrylate esters of 2,2′- alkylidenebisphenol stabilizers and (ii.) at least one compound selected from the group consisting of brominated flame retardants, phosphorus containing flame retardants and inorganic flame retardants such as ammonium polyphosphate or decabromodiphenyl oxide; wherein the amount of organic or inorganic flame retardant of component (ii.) required to achieve an acceptable level of flame retardancy is significantly reduced compared to that needed when component (i.) is not present.Type: ApplicationFiled: September 16, 2003Publication date: May 20, 2004Inventors: Malisa V. Troutman, Ramanathan Ravichandran, Rangarajan Srinivsan, Roswell Easton King, Douglas Wayne Horsey