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Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
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| Number | Title | Issue Date |
| 7399642 | Fine particle film and producing method of the same To provide fine particle films including fine particles which are arranged at a high density in a highly accurate and regular manner is enabled. The fine particle film is a fine particle film including a substrate and plural number of protein fine particles which ar... | 07/15/2008 |
| 7285580 | Methods of using primer molecules for enhancing the mechanical performance of tissue adhesives and sealants The present invention concerns novel methods for enhancing the mechanical performance of tissue adhesives and sealants which comprises employing a primer molecule in association with a tissue adhesive or sealant, wherein the primer molecule serves to enhance the str... | 10/23/2007 |
| 7273896 | Compositions and methods of using a transient colorant This invention relates generally to compositions and systems for forming biomaterials containing a transient colorant for visualizing tissue or surgical materials coated with such biomaterials, to methods of using such compositions as bioadhesives, for tissue augmen... | 09/25/2007 |
| 7223478 | Aqueous polyurethane preparations Aqueous polyurethane formulations, their use and substrates which are coated with such formulations are described. ... | 05/29/2007 |
| 7144535 | Procedure for the preparation of a highly durable composite textile material workable at high temperature, and the composite textile material thus obtained A high durability composite textile material, like a synthetic suede, is prepared according to a procedure that comprises the impregnation of micro-fibers non-woven fabric substrate with a polyurethane-polyurea solution. This polymer solution, is made by a pre-polym... | 12/05/2006 |
| 7037728 | Fine particle film and producing method of the same To provide fine particle films including fine particles which are arranged at a high density in a highly accurate and regular manner is enabled. The fine particle film is a fine particle film including a substrate and plural number of protein fine particles which ar... | 05/02/2006 |
| 6875796 | Methods of using primer molecules for enhancing the mechanical performance of tissue adhesives and sealants The present invention concerns novel methods for enhancing the mechanical performance of tissue adhesives and sealants which comprises employing a primer molecule in association with a tissue adhesive or sealant, wherein the primer molecule serves to enhance the str... | 04/05/2005 |
| 6797328 | Coating composition 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 ... | 09/28/2004 |
| 6689870 | Protein macromolecular dyes Protein macromolecular dyes, A(B)b are disclosed, wherein A are protein macromolecules including natural protein macromolecules and modified natural protein macromolecules such as casein, gelatin and fur-protein; B are dyes including azo dyes, ... | 02/10/2004 |
| 6576685 | Methods of using primer molecules for enhancing the mechanical performance of tissue adhesives and sealants The present invention concerns novel methods for enhancing the mechanical performance of tissue adhesives and sealants which comprises employing a primer molecule in association with a tissue adhesive or sealant, wherein the primer molecule serves to enha... | 06/10/2003 |
| 6524658 | Process for fabrication of metal-carbon fiber matrix composite material A process for the preparation of a metal-carbon fiber matrix composite material which comprises removing a sizing agent from a bundle of carbon fibers, dipping the bundle of carbon fibers sequentially in an alkoxide solution and an alcohol, and then infil... | 02/25/2003 |
| 6395040 | Process for producing leather A method for producing leather generally including the steps of: (a) providing wet blue, full grain skins, (b) applying a liquid chrome solution to the skins while at a pH of 3.5 or lower, (c) raising the pH level of the skins to at least approximately 6.... | 05/28/2002 |
| 6348243 | Container stoppers A cork stopper for a wine bottle or the like is coated with, for example, silicone rubber to prevent impurities in the cork from contaminating the contents of the bottle. The coating may be applied by dipping or immersion preferably with ultrasonic agitat... | 02/19/2002 |
| 6258872 | Methods of using primer molecules for enhancing the mechanical performance of tissue adhesives and sealants The present invention concerns novel methods for enhancing the mechanical performance of tissue adhesives and sealants which comprises employing a primer molecule in association with a tissue adhesive or sealant, wherein the primer molecule serves to enha... | 07/10/2001 |
| 6177496 | Process for making organic materials receptive to coloring agents and adhesives A process involving the application of an aromatic oil-modified polyurethane coating with a softening agent to specifically prepared solid synthetic organic and natural organic formed substrate materials wherein the coating has the capability of receiving... | 01/23/2001 |
| 6156072 | Manufacturing method of fabric for ink jet printing and ink jet printing method This invention relates to a method of manufacturing a fabric for ink jet printing and to an ink jet printing method for imparting to the fabric a clear and sharp image free from ink oozing in ink jet printing. Specifically, it relates to a method of manuf... | 12/05/2000 |
| 6020031 | Carpet manufacture A method of substantially eliminating shading in a carpet by steaming the pile tufts and positively orientating the pile tufts in a predetermined direction. The positive orientation of the tufts is achieved by engagement with a scroll roll, which is prefe... | 02/01/2000 |
| 6015474 | Methods of using primer molecules for enhancing the mechanical performance of tissue adhesives and sealants The present invention concerns novel methods for enhancing the mechanical performance of tissue adhesives and sealants which comprises employing a primer molecule in association with a tissue adhesive or sealant, wherein the primer molecule serves to enha... | 01/18/2000 |
| 5980578 | Process for waterproofing leather at low pH-values and leathers manufactured thereby The present invention relates to a process for waterproofing leathers, furs and other fibrous materials wherein waterproofing is carried out with conventional water repellents in the presence of dispersing or stabilizing auxiliary agents at pH-values of 3... | 11/09/1999 |
| 5824463 | Method to increase the production rate of photographic paper through application of ozone This invention describes a method for manufacturing a photographic support which includes providing a support and laminating a surface of the support with a polymer resin formulation containing from 0.001 to 1 weight percent antioxidant at a temperature o... | 10/20/1998 |
| 5770264 | Anionically modified polyurethane ureas having reduced tackiness for the coating of leather This invention relates to a method for coating leather with an anionically modified polyurethane urea prepared by (1) reacting (A) an aromatic diisocyanate, (B) a polyether polyol having a number average molecular weight greater than 1500, (C) at least one com... | 06/23/1998 |
| 5716676 | Aqueous coating compositions and their use for the preparation of coatings that are permeable to water vapor The invention relates to the use of coating compositions to prepare coatings having water vapor permeabilities of at least 2500 g/m2 per day (DS 2109 TM1 method) containing (A) a polyurethane containing (1) 0.1 to 75 meq/100 g of ionic groups and ... | 02/10/1998 |
| 5674558 | Wipe-on clear protectant polyurethane finish for leather and artificial leather articles A wipe-on clear protectant based on polyurethane is provided, which provides a finish that is durable and long lasting, is not injurious to the leather or artificial leather on which it is applied, in the instance of use on vinyl, impedes, rather than fos... | 10/07/1997 |
| 5562946 | Apparatus and method for spinning and processing collagen fiber An apparatus for forming a collagen fiber having microparticulates coated on the fiber surface includes a device for forming a continuous stream of liquid collagen, a coagulation bath wherein the continuous liquid collagen stream can be formed into a cont... | 10/08/1996 |
| 5489389 | New leather oiling preparations and their use An aqueous dispersion of amphiphilic oligomers for oiling leather or skins wherein the dispersion contains anionically modified urethane fatty oligomers containing long-chain hydrocarbon fatty groups containing from 8 to 40 carbon atoms, together with sal... | 02/06/1996 |
| 5431952 | Method for preservation of biological tissue A method for silicone polymer impregnation and curing in tissue to preserve the tissue. The tissue is frozen without use of an intermediary solvent and then freeze-dried using a first vacuum. The tissue is then immersed in a non-flammable degreasing solve... | 07/11/1995 |
| 5264242 | Method and composition for recoloring worn leather and leather-like consumer products such as shoes An item of footwear which has become scuffed or worn, or which is to be protected against wear, on its leather or leather-like external surfaces, is subjected to a preliminary cleaning. Thereafter, a coating of polyurethane elastomer dispersed in water, a... | 11/23/1993 |
| 5230922 | Process for bonding, in particular, lightweight fleeces, and apparatus for performing the process In the bonding of lightweight fleeces, there is the problem at relatively high feeding velocities of providing the fleece with the required amount of impregnating agent. Also, it has been found that the individual fibers of a fleece move with respect to o... | 07/27/1993 |
| 5194292 | Method of drying and bonding nail polish The present invention provides a method of drying and bonding one or more layers of nail polish the the surface of a fingernail, wherein the final coating is defined as a photo-sensitive material that is activated by means of a photo-active light source.... | 03/16/1993 |
| 5156890 | Method for flame retarding fabrics A method for imparting flame resistance to fabric articles comprising natural or regenerated fibers is provided for. The method comprises: applying a detergent solution to fabric articles; rinsing the detergent solution from the fabric articles; applying ... | 10/20/1992 |
| 5124181 | Copolymers based on long-chain unsaturated esters and ethylenically unsaturated carboxylic acids for making leather and furs water repellent Copolymers which contain a) from 50 to 90% by weight of C8 -C40 -alkyl methacrylates, vinyl esters of C8 -C40 -carboxylic acids or mixtures thereof and b) from 10 to 50% by weight of monoethylenically unsaturated C | 06/23/1992 |
| 5061517 | Brush-on finish for footwear and similar articles An item of footwear which has become scuffed or worn, or which is to be protected against wear, on its leather or leather-like external surfaces, is subjected to a preliminary cleaning. Thereafter, a coating of polyurethane elastomer dissolved in a solven... | 10/29/1991 |
| 5049413 | Method for cleaning a ball-like object adapted for sport and recreational use A method for cleaning a leather ball adapted for sport and recreational use is provided. The method includes frictionally contacting the cover of the ball with an abrasive medium sufficient to completely dislodge some of the soil and debris thereon and pa... | 09/17/1991 |
| 4979378 | Costume jewelry method of making costume jewelry from cotton burrs A method of making costume jewelry from cotton burrs, heretofore considered trash, is disclosed. The burrs are first cleaned by removing any residual fibers from between the locks of the burr. Next, the stem is cut close to the crown and the crown is grou... | 12/25/1990 |
| 4913939 | Method of making and using surface priming composition for proteinaceous substrates An invented composition for promoting the adhesion of adhesives, coatings and/or composites to proteinaceous substrates is disclosed comprising a water-miscible solvent; and an unsaturated carboxylic acid of the general formula: ##STR1## where R... | 04/03/1990 |
| 4800118 | Compositions and methods for imparting stain resistance to textile articles A light stabile composition for imparting stain resistance to polyamide fiber-containing textile articles (e.g. nylon, wool or silk carpets) comprises a halogenated (e.g. brominated or chlorinated) aryl group-containing product of the condensation polymer... | 01/24/1989 |
| 4772289 | Primer for leather finishes A process for improving the adhesion of finishes to oiled and/or hydrophobicized leathers wherein oiled and/or hydrophobicized leathers are treated before prefinishing and/or in the prefinish with aqueous dispersions containing (A) short-chain and/or medi... | 09/20/1988 |
| 4766005 | Material and method for obtaining strong adhesive bonding to proteinaceous substrates This invention relates to materials and methods for obtaining strong adhesive bonds of coatings, composites and adhesives to proteinaceous substrates consisting either entirely, or in part of keratin, are disclosed. The invented materials comprise a non-a... | 08/23/1988 |
| 4761305 | Method for finishing clothes A method for finishing clothes, that improves the wearing sensation and feeling of the clothes on the body, consisting of arranging one or more articles of clothing by hanging from a rod in a sealed chamber after dry cleaning or washing the clothes, then ... | 08/02/1988 |
| 4444831 | Flame retardant-smolder resistant textile backcoating The invention provides a process for rendering textiles or barrier fabric material flame retardant and smolder resistant with a flame retardant and smolder resistant composition comprised of an aminophosponate ester in combination with a thermosetting, ni... | 04/24/1984 |
