Process for the production of cellulose-silicate products
Patent 4328136 Issued on May 4, 1982. Estimated Expiration Date: 
June 22, 2001. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
June 22, 2001. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesProduction of the reaction products of oxidated silicon compounds reacting with organic monohydroxy compounds Process for the production of organic hydroxy silicate compounds and their condensation products Process for the production of organic halosilicon acid resinous products and their reaction products Patent #: 4198491 InventorApplicationNo. 06/275827 filed on 06/22/1981US Classes:523/204, Product having an inorganic material surface coated onto an organic substrate106/164.51, Elemental silicon or inorganic silicon compound106/170.57, With elemental silicon or inorganic silicon compound106/204.3, Elemental silicon or inorganic silicon compound106/287.1, Silicon containing other than solely as silicon dioxide or as part of an aluminum-containing compound106/287.12, -OH bonded directly to Si atom106/287.34, Silicon dioxide containing521/100, Ingredient is water settable inorganic composition521/109.1, Ingredient is carbohydrate, or natural resin521/154, Cellular product derived from silicon containing reactant524/13, Wood or wood cellulose fiber or flour524/14, At least one solid polymer or SICP derived from at least one nonethylenic reactant524/35, Cellulose524/36, Sulfur-containing ester, e.g., viscose, xanthate, etc.524/37, Carboxylic acid ester528/44FROM REACTANT HAVING AT LEAST ONE -N=C=X GROUP (WHEREIN X IS A CHALCOGEN ATOM) AS WELL AS PRECURSORS THEREOF, E.G., BLOCKED ISOCYANATE, ETC.ExaminersPrimary: Foelak, MortonInternational ClassesC08G 18/64 (20060101)C08G 18/00 (20060101) AbstractA process for impregnating and reacting cellulose particles with oxidated silicon acid to produce lignin-cellulose-silicate and/or cellulose-silicate products impregnated with hydrated silica. | |
