A method of manufacturing a mineral fiber thermal insulation product comprises the sequential steps of: Forming mineral fibers from a molten mineral mixture; spraying a substantially formaldehyde free binder solution on to the mineral fibers, the binder solution comprising: a reducing sugar, an acid
A method of manufacturing a mineral fiber thermal insulation product comprises the sequential steps of: Forming mineral fibers from a molten mineral mixture; spraying a substantially formaldehyde free binder solution on to the mineral fibers, the binder solution comprising: a reducing sugar, an acid precursor derivable from an inorganic salt and a source of nitrogen; Collecting the mineral fibers to which the binder solution has been applied to form a batt of mineral fibers; and Curing the batt comprising the mineral fibers and the binder which is in contact with the mineral fibers by passing the batt through a curing oven so as to provide a batt of mineral fibers held together by a substantially water insoluble cured binder.
대표청구항▼
1. A method of manufacturing a glass fibre thermal insulation product which comprises less than 99% by weight and more than 80% by weight glass fibres and has a density greater than 5 kg/m3 and less than 80 kg/m3, the method comprising sequentially: forming glass fibres from a molten mineral mixture
1. A method of manufacturing a glass fibre thermal insulation product which comprises less than 99% by weight and more than 80% by weight glass fibres and has a density greater than 5 kg/m3 and less than 80 kg/m3, the method comprising sequentially: forming glass fibres from a molten mineral mixture;spraying a substantially formaldehyde-free binder solution onto the glass fibres;collecting the glass fibres to which the binder solution has been applied to form a batt of glass fibres; andcuring the batt comprising the glass fibres and the binder by passing the batt through a curing oven so as to provide a batt of glass fibres held together by a cured, thermoset, substantially formaldehyde-free, nitrogenous polymer-containing binder,wherein the binder solution consists essentially of (i) a carbohydrate reactant comprising a reducing sugar or a carbohydrate reactant that yields a reducing sugar in situ under thermal curing conditions and (ii) an acid precursor, in aqueous solution,wherein the acid precursor provides (i) ionic species selected from the group consisting of sulphates, phosphates, nitrates and combinations thereof and ii) an amine or amine reactant. 2. The method of claim 1, in which wash water is sprayed onto the glass fibres between their formation and their collection to form a batt, at least a part of the wash water having been sprayed onto glass fibres and subsequently returned to a wash water system to be reused as wash water. 3. The method of claim 1, in which the binder solution is sprayed onto the glass fibres when the glass fibres are at a temperature of between 30° C. and 150° C. 4. The method of claim 1, in which curing of the binder is carried out by passing the batt through at least one zone of a curing oven at a temperature within the range 230° C.—300° C. with an oven residence time in the range 30 seconds to 20 minutes. 5. The method of claim 1, in which the binder solution has a pH of greater than 7 when sprayed onto the glass fibres. 6. The method of claim 1, in which the acid precursor makes up between 5% and 25% by dry weight of the binder solution. 7. The method of claim 1, in which the acid precursor comprises an inorganic salt. 8. The method of claim 1, in which the carbohydrate reactant of the binder solution comprises a reducing sugar which has a dextrose equivalent value of at least 0.85. 9. The method of claim 1, in which the carbohydrate reactant of the binder solution consists essentially of dextrose. 10. The method of claim 1, in which the binder solution comprises a silicon containing compound. 11. The method of claim 1, in which the binder solution comprises a material selected from the group consisting of a polycarboxylic acid, a salt of a polycarboxylic acid, and an anhydride of a polycarboxylic acid. 12. The method of claim 1, in which the binder solution comprises excess ammonia. 13. The method of claim 12, in which the binder solution has a pH which, in its conditions of use, prevents precipitation of sulphates or phosphates. 14. The method of claim 1, in which there is at least 7% by dry weight of the acid precursor with respect to reducing sugar. 15. The method of claim 1, in which the ratio by dry weight of reducing sugar to acid precursor (expressed as dry weight of reducing sugar/dry weight of acid precursor) is in the range 2.5 to 13. 16. The method of claim 1, in which the cured binder comprises melanoidins. 17. The method of claim 1, in which the quantity of binder in the glass fibre thermal insulation product is greater than 1% and less than 15% measured by dry weight of the glass fibre thermal insulation product. 18. The method of claim 1, wherein the glass fibre thermal insulation product comprises residual levels of more than 500 mg of ionic species per kg of product, said species selected from the group consisting of sulphates, phosphates, nitrates and combinations thereof, in which the residual levels are assessed in a leach test. 19. The method of claim 1, wherein the glass fibre thermal insulation product comprises residual levels of more than 750 mg of ionic species per kg of product, said species selected from the group consisting of sulphates, phosphates, nitrates and combinations thereof, in which the residual levels are assessed in a leach test. 20. The method of claim 1, wherein the glass fibre thermal insulation product comprises residual levels of less than 5000 mg of ionic species per kg of product, said species selected from the group consisting of sulphates, phosphates, nitrates and combinations thereof, in which the residual levels are assessed in a leach test. 21. The method of claim 1, in which the cured binder is substantially water insoluble. 22. The method of claim 1, in which the cured binder has a dark brown color. 23. The method of claim 1, in which the cured binder comprises greater than 2% nitrogen by mass. 24. The method of claim 1, in which the cured binder comprises less than 8% nitrogen by mass. 25. The method of claim 1, in which the reaction of the binder upon curing is essentially a Maillard type reaction. 26. The method of claim 1, in which the binder solution as sprayed onto the glass fibres comprises at least 5% solids. 27. The method of claim 1, in which the binder solution as sprayed onto the glass fibres comprises at least 10% solids. 28. The method of claim 1, in which the binder solution as sprayed onto the glass fibres comprises levels of sulphates, phosphates, nitrates, or combinations thereof by dry weight that are greater than 2.5%. 29. The method of claim 1, in which the binder solution as sprayed onto the glass fibres comprises levels of sulphates, phosphates, nitrates, or combinations thereof by dry weight that are greater than 3%. 30. The method of claim 1, in which the binder solution as sprayed onto the glass fibres comprises levels of sulphates, phosphates, nitrates, or combinations thereof by dry weight that are greater than 5%. 31. The method of claim 1, in which the binder solution as sprayed onto the glass fibres comprises less than 40% solids. 32. The method of claim 1, in which the binder solution as sprayed onto the glass fibres comprises levels of sulphates, phosphates, nitrates, or combinations thereof by dry weight that are less than 25%. 33. The method of claim 1, in which the acid precursor comprises an ammonium salt. 34. The method of claim 1, in which the glass fibre thermal insulation product has an Ordinary Parting Strength of at least 120 g/g and less than 400 g/g. 35. The method of claim 1, in which the spraying of substantially formaldehyde-free aqueous binder solution onto the glass fibres comprises spraying the substantially formaldehyde-free aqueous binder solution onto the glass fibres just after the glass fibres have been formed so that the residual heat from the glass fibres causes a significant portion of the water in the aqueous binder solution to evaporate. 36. The method of claim 1, in which glass fibres are formed by internal spinning. 37. The method of claim 1, in which the glass fibre thermal insulation product has i) an ordinary parting strength which is at least 120 g/g and less than 400 g/g and ii) a weathered parting strength which is at least 120 g/g and less than 400 g/g. 38. The method of claim 1, in which the glass fibre thermal insulation product has a thickness of greater than 15 mm and less than 350 mm. 39. The method of claim 1, in which the glass fibre thermal insulation product has a thermal conductivity λ of less than 0.05 W/mK and greater than 0.02 W/mK. 40. The method of claim 1, further comprising compressing the cured bans in a pack. 41. The method of claim I, wherein the binder solution includes at least one additive selected from: silanes, mineral oils, coupling agents, silicones, siloxanes, surfactants, hydrophilic additives, hydrophobic additives and waxes. 42. The method of claim 41, wherein the total quantity of the additives is less than 5% by weight excluding the weight of water present. 43. The method of claim 1, wherein the binder solution comprises between 0.1% and 1% of a silane or silicon-containing coupling agent calculated as dissolved binder solids. 44. A method of manufacturing a glass fibre thermal insulation product which comprises less than 99% by weight and more than 80% by weight glass fibres and has a density greater than 5 kg/m3 and less than 80 kg/m3, the method comprising sequentially: forming glass fibres from a molten mineral mixture; spraying a substantially formaldehyde-free aqueous binder solution onto the glass fibres just after they have been formed so that the residual heat from the glass fibres causes a significant portion of the water in the aqueous binder solution to evaporate;collecting the glass fibres to which the binder solution has been applied to form a batt of glass fibres; andcuring the batt comprising the glass fibres and the binder by passing the batt through a curing oven for a duration of 20 minutes or less using forced hot air convection so as to provide a batt of glass fibres held together by a cured, thermoset, substantially formaldehyde-free, nitrogenous polymer-containing binder,wherein the binder solution consists essentially of (i) a carbohydrate reactant comprising a reducing sugar or a carbohydrate reactant that yields a reducing sugar in situ under thermal curing conditions and (ii) an acid precursor, in aqueous solution;wherein the acid precursor makes up at least 7% by dry weight of the uncured binder solution,and wherein the acid precursor provides (i) ionic species comprising sulphates and/or phosphates and ii) an amine or amine reactant. 45. The method of claim 44, in which the ratio by dry weight of the reducing sugar to the acid precursor (expressed as dry weight of reducing sugar/ dry weight of acid precursor) is in the range 2.5 to 13. 46. The method of claim 44, further comprising compressing the cured bans in a pack. 47. The method of claim 44, in which the acid precursor comprises an ammonium salt. 48. The method of claim 47, wherein the ammonium salt comprises an ammonium sulphate salt. 49. The method of claim 47, wherein the ammonium salt comprises an ammonium phosphate salt. 50. The method of claim 33, wherein the ammonium salt comprises an ammonium sulphate salt. 51. The method of claim 33, wherein the ammonium salt comprises an ammonium phosphate salt.
연구과제 타임라인
LOADING...
LOADING...
LOADING...
LOADING...
LOADING...
이 특허에 인용된 특허 (273)
Hansen Michael R. (Seattle WA) Young ; Sr. Richard H. (Renton WA), Absorbent articles containing binder carrying high bulk fibers.
Gosset Serge (Lestrem FRX) Graux Jean-Pierre (Lillers FRX), Binding composition for the preparation of a novel agglomerate based on finely divided materials, process using the said.
Stahl Wilhelm (Frankfurt am Main DEX) Ahlers Michael (Mainz DEX) Walch Axel (Frankfurt am Main DEX) Bartnik Eckhart (Wiesbaden DEX) Kretzschmar Gerhard (Eschborn DEX) Grabley Susanne (Koenigstein DEX, Carbohydrate-containing polymers, their preparation and use.
Aitken ; Thomas ; Pote ; Wilfred D., Cationization of starch utilizing alkali metal hydroxide, cationic water-soluble polymer and oxidant for improved wet e.
Arfaei Ahmad (Chelmsford MA) Darwin David C. (Columbia MD) Gartner Ellis M. (Silver Spring MD) Chun Byong-Wa (Columbia MD) Koyata Hideo (Waltham MA) Kuo Lawrence L. (Columbia MD), Cement admixture product having improved rheological properties and process of forming same.
Darwin David Charles (Columbia MD) Gartner Ellis Martin (Silver Spring MD) Chun Byong-Wa (Columbia MD) Koyata Hideo (Waltham MA) Kuo Lawrence Lu (Columbia MD), Cement admixture product having improved rheological properties and process of forming same.
Sehl, Louis C.; Trollsas, Olof Mikael; Wallace, Donald G.; Toman, David; DeLustro, Frank A.; Schroeder, Jacqueline A.; Chu, George H., Compositions and systems for forming crosslinked biomaterials and methods of preparation of use.
Bronshtein Boris (6702 N. Newgard Chicago IL 60626), Controlled process for making a chemically homogeneous melt for producing mineral wool insulation.
William A. Haile ; Leron R. Dean ; Richard L. McConnell ; Mark E. Tincher ; Alan W. White ; Charles M. Buchanan, Copolyesters and fibrous materials formed therefrom.
Eck Herbert (Burghausen DEX) Ball Peter (Emmerting DEX) Lutz Hermann (Emmerting DEX) Hopf Heinrich (Burghausen DEX), Crosslinkable polymer powder compositions.
Schmitt George J. (Madison NJ) Prevorsek Dusan C. (Morristown NJ) Chin Hong B. (Parsippany NJ) Lem Kwok W. (Randolph NJ), Curable phenolic and polyamide blends.
Taylor Thomas John ; Kielmeyer William Henry ; Golino Carlo Martin ; Rude Carl A., Emulsified furan resin based glass fiber binding compositions, process of binding glass fibers, and glass fiber compositions.
Berdan ; II Clarke ; Grant Larry J., Fibrous insulation having integrated mineral fibers and organic fibers, and building structures insulated with such fibr.
Das Sajal (Parsippany NJ) Prevorsek Dusan C. (Morristown NJ) Sharma Raj (Morristown NJ) DeBona Bruce (Randolph NJ), Flame resistant article made of phenolic triazine and related method using a pure cyanato novolac.
Prestrelski Steven J. (1971 W. Middlefield Rd. ; Unit #5 Mountain View CA 94043) Zhang Mei Z. (444 Via Colinas Thousand Oaks CA 91362), Formulation of a reconstituted protein, and method and kit for the production thereof.
Tanaka Hideaki (Ibaraki JPX) Oba Hiroyuki (Ibaraki JPX) Sato Tomoaki (Ibaraki JPX) Hasegawa Tomohisa (Ibaraki JPX), Gas barrier film and production process thereof.
Tanaka Hideaki (Ibaraki-ken JPX) Oba Hiroyuki (Ibaraki-ken JPX) Sato Tomoaki (Ibaraki-ken JPX) Hasegawa Tomohisa (Ibaraki-ken JPX), Gas barrier film and production process thereof.
Golino Carlo M. (Evergreen CO) Taylor Thomas J. (Englewood CO) Kielmeyer William H. (Englewood CO) Thiessen Leo K. (Littleton CO) Rude Carl A. (Lafayette IN), Glass fiber binding compositions, process of binding glass fibers, and glass fiber compositions.
Taylor Thomas J. (Englewood CO) Kielmeyer William H. (Englewood CO), Glass fiber binding compositions, process of making glass fiber binding compositions, process of binding glass fibers, a.
Taylor Thomas John ; Kielmeyer William Henry ; Rude Carl A., Glass fiber binding compositions, process of making glass fiber binding compositions, process of binding glass fibers, a.
Fahey Dennis M. (Lexington NC), Glass fibers with reduced tendency to form gumming deposits and sizing composition comprising two starches with differen.
Hartmann Heinrich (Limburgerhof DEX) Denzinger Walter (Speyer DEX) Kroener Michael (Mannheim DEX) Nilz Claudia (Dannstadt-Schauernheim DEX) Linhart Friedrich (Heidelberg DEX) Stange Andreas (Mannheim, Graft polymers of natural substances containing saccharide structures or derivatives thereof and ethylenically unsaturat.
Dubin Leonard (Skokie IL) Epperly W. Robert (New Canaan CT) Sprague Barry Normand (Bethlehem CT) von Harpe Thure (Meerbusch DEX), Hardness suppression in urea solutions.
Holmes-Farley Stephen Randall ; Petersen John S., Hydrophilic nonamine-containing and amine-containing copolymers and their use as bile acid sequestrants.
Shalaby Shalaby W. (Pendleton SC) Jackson Steven A. (Holliston MA) Moreau Jacques-Pierre (Upton MA), Ionic molecular conjugates of biodegradable polyesters and bioactive polypeptides.
Newman William (Elgin IL) Rakauskas Michael E. (Elgin IL), Liquified cellulosic fiber, resin binders and articles manufactured therewith, and method of manufacturing same.
Woiszwillo James E. ; Brown Larry R. ; Scott Terrence L. ; Di Jie ; Sudhalter Judith ; Blizzard Charles D., Macromolecular microparticles and methods of production and use.
Woiszwillo James E. ; Brown Larry R. ; Scott Terrence L. ; Di Jie ; Sudhalter Judith ; Blizzard Charles D. ; Riske Frank J., Macromolecular microparticles and methods of production and use.
Beckman,Eric J.; Carroll,W. Eamon; Chapman,Toby; Minnich,Kristen E.; Sagl,Dennis; Goddard,Richard J., Method for increasing the strength of a cellulosic product.
Colaco Camilo,GBX ; Roser Bruce J.,GBX ; Sen Shevanti,GBX, Method for stabilization of biological substances during drying and subsequent storage and compositions thereof.
Gershun Aleksei V. ; Woyciesjes Peter M., Method of inhibiting cavitation-erosion corrosion of aluminum surfaces using carboxylic acid based compositions comprising polymerizable-acid graft polymers.
Hall Herbert L. (1371 Pleasant Valley Rd. Newark OH 43055) Scott James W. (1738 Stonewall Dr. Newark OH 43055), Method of making an insulation assembly.
Qin Jian (Appleton WI) Gross James R. (Appleton WI) Mui William J. (Neenah WI) Ning Xin (Appleton WI) Schroeder Wen Z. (Appleton WI) Sun Tong (Neenah WI), Modified polysaccharides having improved absorbent properties and process for the preparation thereof.
Hansen Michael R. (515 N. 149th Seattle WA 98133) Young ; Sr. Richard H. (13910 147th Pl. SE. Renton WA 98059), Non-polymeric organic binders for binding particles to fibers.
Krasnobajew Victor (Zollikerberg CHX) Boeniger Regula (Greifensee CHX), Novel condensation products having high activity to insolubilize proteins and protein-insolubilized products.
Vickers ; Jr. Thomas M. ; Packe-Wirth Rainer ; Porsch Michael ; Shendy Samy M. ; Brower Lynn E. ; Pickett John ; Lu Runhai ; Danko Frank, Oligomeric dispersant.
Kiely Donald E. (2521 Chatwood Rd. Birmingham AL 35226) Chen Liang (4010 N. Brandywine Dr. ; #620 Peoria IL 61614) Morton David W. (716-F 24th Ave. NW. Birmingham AL 35215), Polyaldaramide polymers useful for films and adhesives.
Chen, Liang; Bullock, Kathleen M.; Downey, William E.; Pellegrin, Michael T.; Delaviz, Yadollah; Guigley, Kevin; Cline, Harry B., Polycarboxylic acid based co-binder.
Lay Gustav (Bad Bellingen DEX) Rehm Johannes (Bad Krozingen DEX) Stepto Robert F. (Cheshire GBX) Thoma Markus (Reihen CHX) Sachetto Jean-Pierre (Arlesheim NJ CHX) Lentz David J. (Randolph NJ) Silbige, Polymer compositions containing destructurized starch.
Pankaj Shashikant Shah ; Stuart Andrew Shaw Craig ; Christina Sue Morrill ; Michael Torrey Wuesthoff, Polymerization of mono and disaccharides using low levels of polycarboxylic acids.
Shah, Pankaj Shashikant; Craig, Stuart Andrew Shaw; Morrill, Christina Sue; Wuesthoff, Michael Torrey, Polymerization of mono-and disaccharides using low levels of mineral acids.
Denis Jacques (Charbonniere les Bains) Garapon Jacques (Lyons) Damin Bernard (Oullins) Leger Robert (Grigny FRX), Polymers derived from unsaturated polyesters by addition of compounds with an amine function and their use as additives.
Aravindakshan Perincheery (Maharashtra INX) Kumar Velayudhan N. G. (Maharashtra INX), Polysaccharide graft-polymers and the use in papermaking thereof.
Pfoehler Peter (Speyer DEX) Angel Maximilian (Mutterstadt DEX) Einwiller Andreas (Mannheim DEX) Schagerer Klaus (Gruenstadt DEX), Preparation of aqueous (meth)acrylate copolymer dispersions in two stages and their use as impregnating materials, coati.
Jackson James Roger,GBX ; Rapp Charles F. ; Baybutt George D.,GBX ; Pennington Harry,GBX, Process for making mineral wool fibers from lumps of uncalcined raw bauxite.
Cook Jeffery T. (Cincinatti OH) Daniels Walter D. (Maineville OH) Rodriguez Pedro A. (Cincinnati OH) Graef Peter A. (Puyallup WA) Bolstad Clifford R. (Federal Way WA) Duncan William L. (Seattle WA), Process for preparing reduced odor and improved brightness individualized, polycarboxylic acid crosslinked fibers.
Vandichel Jean-Claude N. E. (Ottignies BEX) Aerts Rene (Ottignies BEX) Batt Alan M. (Ottignies BEX), Process for preparing soft flexible polyurethane foams and a polyol composition useful in said process.
Neigel Dennis (Whitehouse Station NJ) Kancylarz John (Plainsboro NJ), Process for the preparation of graft copolymers of cellulose derivatives and diallyl, dialkyl ammonium halides.
Bichot Bernard (Clermont FRX) Van Oers Gerardus P. M. (Etten-Leur FRX) Bakx Cornelis G. A. (Etten-Leur FRX), Recycling of fibrous products in a production line for manufacturing mats from fibers.
Sarama Robert Joseph ; Howie John Keeney ; Clay Reginald Sebastian, Reduced calorie cooking and frying oils having improved hydrolytic stability, and process for preparing.
Hansen, Erling; Nissen, Povl; Husemoen, Thor; Stanssens, Dirk Armand Wim, Resin for a mineral wool binder comprising the reaction product of an amine with a first and second anhydride.
Lacourse Norman L. (Plainsboro NJ) Hasuly Michael J. (S. Plainfield NJ) Trubiano Paulo C. (Somerville NJ), Sized glass fibers and method for production thereof.
Kawachi Kimie (Nerima JPX) Takeuchi Mayumi (Kawagoe JPX) Nishiya Tsuguaki (Sayama JPX), Solution containing whey protein, whey protein gel, whey protein powder and processed food product produced by using the.
Zeiszler Dennis E. (3502 22nd St. South Fargo ND 58104-6520), Structural building materials or articles obtained from crop plants or residues therefrom and/or polyolefin materials.
Wagner, Holger; Langkopf, Elke; Eckhardt, Matthias; Streicher, Ruediger; Schoelch, Corinna; Schuler-Metz, Annette; Pautsch, Alexander, Substituted arylsulfonylaminomethylphosphonic acid derivatives, their preparation and their use in the treatment of type I and II diabetes mellitus.
Luitjes Hendrikus,NLX ; De Spirt Silvan,NLX ; Frissen Augustinus Emmanuel,NLX ; Van Haveren Jacobus,NLX ; Kammelar Robert Willem Frederik,NLX, Sugar amines and sugar amides and use as glues.
Bernd Reck DE; Stefan Dreher DE; Wilhelm Friedrich Beckerle DE; Eckehardt Wistuba DE; Michael Seufert DE; Joachim Roser DE; Johannes Turk DE, Thermosetting aqueous compositions.
Taylor Thomas J. (Englewood CO) Nedwick Paul (Lansdale PA), Use of polyacrylic acid and other polymers as additives in fiberglass formaldehyde based binders.
Levy Marie-Christine (Reims FRX), Utilization of a transacylation reaction between an esterified polysaccharide and a polyaminated or polyhydroxylated sub.
Butler George B. (Gainesville FL) Hogen-Esch Thieo E. (Gainesville FL) Meister John J. (Dallas TX) Pledger ; Jr. Huey (Gainesville FL), Water-soluble graft copolymers of starch-acrylamide and uses therefor.
Hansen Michael R. (Seattle WA) Young ; Sr. Richard H. (Federal Way WA), Wet laid fiber sheet manufacturing with reactivatable binders for binding particles to fibers.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.