Patents Represented by Attorney Ronald D. Bakule
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Patent number: 6586516Abstract: The present invention relates to an aqueous coating composition having low volatile organic compounds (VOC) and producing a coating having excellent durability and resistance properties. The coating composition contains acetoacetate functional polymer and divalent metal ions. Coating compositions of the present invention are particularly useful in ink, polish and coating compositions where a tough, resistant coating is required. The coating composition can be used on various substrates such as floors, walls wood, metal, plastic, stone, paper, leather and concrete.Type: GrantFiled: October 4, 1996Date of Patent: July 1, 2003Assignee: Rohm and Haas CompanyInventors: Mark Alan Kesselmayer, Theodore Tysak, Matthew Stewart Gebhard, Min-Chi Tsai von Trentini
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Patent number: 6579406Abstract: A moisture reactive hot melt adhesive composition formed by admixing components including a polyisocyanate, an amorphous polyol and 0.1 to 10%, by weight based on the weight of the adhesive composition, of certain styrene/allyl alcohol copolymers, wherein the ratio of NCO/OH groups of the components on an equivalents basis is from 1.05 to 2.5, the components being free from crystalline polyesters and polyethers and the components containing less than 1%, by weight based on the total weight of the components, of water is provided. Also a method for forming the adhesive composition and a method for bonding two substrates using the adhesive are provided.Type: GrantFiled: April 27, 2001Date of Patent: June 17, 2003Assignee: Rohm and Haas CompanyInventor: Larry Frank Brinkman
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Patent number: 6545084Abstract: An aqueous composition suitable for use, when dry, as an improved coating is provided including an aqueous emulsion polymer, the polymer having a glass transition temperature (Tg) from greater than 20° C. to 80° C., formed by the free radical polymerization of at least one ethylenically unsaturated nonionic acrylic monomer and 0-7.5%, by weight based on the total weight of the polymer, ethylenically unsaturated acid monomer in the presence of 0.01-1.0%, by weight based on the total weight of the polymer, t-alkyl hydroperoxide, t-alkyl peroxide, or t-alkyl perester wherein the t-alkyl group includes at least 5 Carbon atoms and, optionally, at least one other oxidant. A method of preparing the emulsion polymer is also provided.Type: GrantFiled: October 17, 2001Date of Patent: April 8, 2003Assignee: Rohm and Haas CompanyInventors: Albert Benner Brown, Ralph Craig Even, Dennis Paul Lorah, Alvin Michael Maurice, Robert Victor Slone, Xun Tang
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Patent number: 6524656Abstract: A method for providing a coated substrate including: forming an aqueous coating composition including an aqueous emulsion polymer, the polymer having a glass transition temperature (Tg) from −60° C. to 80° C., formed by the free radical polymerization of at least one ethylenically unsaturated nonionic acrylic monomer, 0.1-50%, by weight based on the total weight of the polymer, ethylenically unsaturated aldehyde reactive group-containing monomer, and 0-7.5%, by weight based on the total weight of the polymer, ethylenically unsaturated acid monomer in the presence of 0.01-1.0%, by weight based on the total weight of the polymer, t-alkyl hydroperoxide, t-alkyl peroxide, or t-alkyl perester wherein the t-alkyl group includes at least 5 Carbon atoms; applying the aqueous coating composition to the substrate; and drying, or allowing to dry, the aqueous composition is provided.Type: GrantFiled: October 17, 2001Date of Patent: February 25, 2003Assignee: Rohm and Haas CompanyInventors: Ralph Craig Even, Robert Victor Slone
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Patent number: 6515082Abstract: This invention relates to a process for preparing polymers which contain as polymerized units hydrophobic monomers wherein a stable emulsion is formed and the formation of suspension particles is minimized. The process includes making a concentrated monomer emulsion, diluting the concentrated monomer emulsion with water, feeding the diluted monomer emulsion to a reactor, and polymerizing the monomer.Type: GrantFiled: May 3, 2000Date of Patent: February 4, 2003Assignee: Rohm And Haas CompanyInventors: Jeffrey Lewis Brown, Dennis Patrick Stack, Richard Shu-Hua Wu
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Patent number: 6488983Abstract: An aqueous composition suitable for use, when dry, as an improved elastomeric coating, caulk, sealant, or pressure sensitive adhesive is provided including a predominantly acrylic aqueous emulsion polymer, the polymer having a glass transition temperature (Tg) from −90° C. to 20° C., formed by the free radical polymerization of at least one ethylenically unsaturated nonionic acrylic monomer and 0.5-5%, by weight based on the total weight of said polymer, ethylenically unsaturated carboxylic acid monomer until 90-99.7% of said monomers by weight, based on the total weight of said polymer, has been converted to polymer and subsequently at least half of the remaining monomer is converted to polymer in the presence of 0.1-1.0 wt %, by weight based on the total weight of said polymer, t-amyl hydroperoxide.Type: GrantFiled: May 6, 2002Date of Patent: December 3, 2002Assignee: Rohm and Haas CompanyInventor: Robert V. Slone
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Patent number: 6485786Abstract: An aqueous stain-blocking coating composition including an aqueous emulsion copolymer having a glass transition temperature (Tg) from −20° C. to 60° C. and including, as polymerized units, at least one ethylenically unsaturated nonionic monomer and 1.5-6%, by weight based on the dry weight of the copolymer, ethylenically unsaturated strong acid monomer, such as a Phosphorous-containing strong acid monomer, or salts thereof is provided. Also provided is a method for blocking stains by applying the aqueous stain-blocking coating composition to a substrate bearing a stain; and drying, or allowing to dry, the aqueous composition.Type: GrantFiled: April 10, 2001Date of Patent: November 26, 2002Assignee: Rohm and Haas CompanyInventors: Hai Deng, Kirti Deshmukh, Aurelia de la Cuesta Sheppard, Mark Robert Winkle
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Patent number: 6471885Abstract: An aqueous leather coating composition containing a multi-stage emulsion polymer having a stage of Tg<10° C. which contains a copolymerized carboxylic acid and which has been contacted with a divalent metal oxide, hydroxide, or carbonate and a polymer stage of Tg>20° C. which has been prepared in the presence of 1% to 15% by weight based on the weight of that stage of chain transfer agent is provided. Also, provided is a method for coating leather with the composition of this invention.Type: GrantFiled: April 27, 2001Date of Patent: October 29, 2002Assignee: Rohm and Haas CompanyInventors: Jin-chih Chiang, Shang-Jaw Chiou, Frederick James Schindler
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Patent number: 6423805Abstract: The open time of a cementitious composition, such as a grout, may be increased by the incorporating therein, as a binder, a polymer composition comprising a film-forming copolymer formed by polymerization of a monomer mixture comprising 1 to 3% of at least one monomer selected from the group of monomers consisting of amides of &agr;,&bgr;-unsaturated C3 to C6 carboxylic acids and at least one hydroxy-(C1 to C8)alkyl (meth)acrylate monomer, wherein the total amount of these monomers is from 2 to 7.5% by weight of said monomer mixture.Type: GrantFiled: April 17, 2000Date of Patent: July 23, 2002Assignee: Rohm and Haas CompanyInventors: Anne Margaret Bacho, Frederick Paul Hinz, Mark Alan Kesselmayer, Kathleen Anne Koziski, Meredith Ann Morgan, Lori Branham Pfahler, Fergus Stuart McColl
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Patent number: 6403703Abstract: An aqueous composition suitable for use, when dry, as an improved elastomeric coating, caulk, sealant, or pressure sensitive adhesive is provided including a predominantly acrylic aqueous emulsion polymer, the polymer having a glass transition temperature (Tg) from −90° C. to 20° C., formed by the free radical polymerization of at least one ethylenically unsaturated nonionic acrylic monomer and 0.5-5%, by weight based on the total weight of said polymer, ethylenically unsaturated carboxylic acid monomer until 90-99.7% of said monomers by weight, based on the total weight of said polymer, has been converted to polymer and subsequently at least half of the remaining monomer is converted to polymer in the presence of 0.1-1.0 wt %, by weight based on the total weight of said polymer, t-amyl hydroperoxide.Type: GrantFiled: July 7, 2000Date of Patent: June 11, 2002Assignee: Rohm and Haas CompanyInventor: Robert V. Slone
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Patent number: 6387291Abstract: An aqueous leather coating composition and a method for coating leather with the aqueous coating composition are provided. The aqueous coating composition contains an aqueous emulsion polymer which includes from 0.4% to 10% by weight of a copolymerized acetoacetate or acetoacetamide monomer and has a glass transition temperature from −20° C. to 10° C. In an alternative embodiment the aqueous coating composition contains an aqueous emulsion polymer which includes from 0.1% to 6% by weight of a copolymerized acetoacetate or acetoacetamide monomer and from 2% to 15% by weight of copolymerized carboxylic acid monomer and has a glass transition temperature from −40° C. to 0° C., the polymer having been contacted with a transition metal oxide, hydroxide, or carbonate at a pH less than 9 in an amount greater than 0.20 equivalent of transition metal per equivalent of copolymerized carboxylic acid monomer.Type: GrantFiled: May 31, 2001Date of Patent: May 14, 2002Assignee: Rohm and Haas CompanyInventors: Patricia Marie Lesko, Frederick James Schindler
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Patent number: 6380326Abstract: A continuous process for preparing polymers, preferably emulsion polymers, with minimal fouling of the reactor is provided. The process is effected in a reactor which does not contain a gas phase, optionally by reducing the gas content of the reaction mixture.Type: GrantFiled: March 19, 2001Date of Patent: April 30, 2002Assignee: Rohm and Haas CompanyInventors: Susan Jane Fitzwater, Dawn Marie McFadden
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Patent number: 6362301Abstract: The present invention relates to a curable composition including an acryloxysilane- or acyloxysilane-containing oligomer prepared by a continuous process. In addition, photocurable composition including an alkoxysilane or acyloxysilane oligomer is provided. Methods are provided for curing the curable and photocurable compositions.Type: GrantFiled: October 15, 1999Date of Patent: March 26, 2002Assignee: Rohm and Haas CompanyInventors: Michael Damian Bowe, Linda Louise Graham, Gary David Greenblatt, Barry Clifford Lange, Richard Foster Merritt
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Patent number: 6319977Abstract: Disclosed is the use of film-forming acid-amine latexes in aqueous polish compositions whereby the resulting film is durable, tough, and resistant to detergent, but amine-strippable. Such polish compositions are metal-free and contain relatively low levels of volatile organic compounds.Type: GrantFiled: August 15, 1997Date of Patent: November 20, 2001Assignee: Rohm and Haas CompanyInventor: Theodore Tysak
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Patent number: 6303186Abstract: A method for improving the dirt pick-up resistance and the retention of gloss on exposure to light of a dried coating formed from a coalescent-free aqueous coating composition is provided. The coalescent-free composition composition contains an aqueous emulsion-polymerized polymeric binder having a glass transition temperature from about −35 C. to about +25 C. with from about 2% to about 20%, by weight based on the weight of the polymeric binder, of at least one copolymerized ethylenically-unsaturated active methylene monomer.Type: GrantFiled: June 6, 1995Date of Patent: October 16, 2001Assignee: Rohm and Haas CompanyInventors: Daniel A. Bors, Ann R. Hermes, Joseph M. Rokowski, David G. Speece
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Patent number: 6303188Abstract: A method for improving the dirt pick-up resistance and the retention of gloss on exposure to light of a dried coating formed from a coalescent-free aqueous coating composition is provided. The coalescent-free composition composition contains an aqueous emulsion-polymerized polymeric binder having a glass transition temperature from about −35 C. to about +25 C. with from about 2% to about 20%, by weight based on the weight of the polymeric binder, of at least one copolymerized ethylenically-unsaturated active methylene monomer.Type: GrantFiled: July 8, 1994Date of Patent: October 16, 2001Assignee: Rohm and Haas CompanyInventors: Daniel A. Bors, Ann R. Hermes, Joseph M. Rokowski, David G. Speece
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Patent number: 6303189Abstract: A method for extending the open time of an aqueous coating composition is provided. This method extends the time during which an aqueous coating can be applied or rebrushed without damaging the film. The open time improvement of this invention is useful for a variety of coatings including paints, stains, varnishes, adhesives and inks. The improvement in open time comes from the addition of an aqueous polyurethane dispersion to an aqueous coating composition having at least one film-forming latex polymer, where the glass transition temperature of the polyurethane dispersion is less than that of the latex polymer.Type: GrantFiled: March 3, 1995Date of Patent: October 16, 2001Assignee: Rohm and Haas CompanyInventors: Richard Thomas Gray, Jungsik Lee
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Patent number: 6290866Abstract: An aqueous leather coating composition and a method for coating leather with the aqueous coating composition are provided. The aqueous coating composition contains an aqueous emulsion polymer which includes from 0.4% to 10% by weight of a copolymerized acetoacetate or acetoacetamide monomer and has a glass transition temperature from −20° C. to 10° C. In an alternative embodiment the aqueous coating composition contains an aqueous emulsion polymer which includes from 0.1% to 6% by weight of a copolymerized acetoacetate or acetoacetamide monomer and from 2% to 15% by weight of copolymerized carboxylic acid monomer and has a glass transition temperature from −40° C. to 0° C., the polymer having been contacted with a transition metal oxide, hydroxide, or carbonate at a pH less than 9 in an amount greater than 0.20 equivalent of transition metal per equivalent of copolymerized carboxylic acid monomer.Type: GrantFiled: January 10, 2000Date of Patent: September 18, 2001Assignee: Rohm and Haas CompanyInventors: Patricia Marie Lesko, Frederick James Schindler
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Patent number: 6251213Abstract: Aqueous laminating construction adhesive compositions incorporating a one-part adhesive copolymer, the copolymer being a vinyl ester/acrylic copolymer containing from about 0.1% to about 20%, by weight based on copolymer weight, of a copolymerized polar monomer, the copolymer having a Tg from about 10° C. to about −35 C. are provided which exhibit a good balance of high temperature and ambient temperature adhesion performance in a one-part adhesive composition.Type: GrantFiled: April 30, 1993Date of Patent: June 26, 2001Assignee: Rohm and Haas CompanyInventors: Benjamin Bartman, Kathleen Anne Hughes, Eric Karl Eisenhart, Joann Marie Eisenhart
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Patent number: 6241780Abstract: This invention relates to a method for strengthening a cellulosic substrate by treating the substrate with a formaldehyde-free curable aqueous composition and curing the composition. The cellulosic substrates include, for example, paper oil- and air-filter stock, rayon nonwoven wipes, cellulosic laminating stock, cotton woven fabrics, and wood flakes suitable to be consolidated into flakeboard.Type: GrantFiled: February 27, 1995Date of Patent: June 5, 2001Assignee: Rohm and Haas CompanyInventors: Charles Thomas Arkens, Scott Lind Egolf, Robert David Gleim, Oscar Hsien-Hsiang Hsu, Kenneth John Wiesinger