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| Number | Title | Issue Date |
| 7272915 | Shingle and mat tensile strength with urea formaldehyde resin modifier A composite sheet, and a process of making the same, including cured modified urea formaldehyde reinforced by glass fibers. The modifier is an acrylonitrile-butadiene-styrene copolymer. A roofing shingle, formed by coating the composite sheet with filled asphalt, re... | 09/25/2007 |
| 7214633 | Polyvinylamine treatments to improve dyeing of cellulosic materials Textile materials, including paper webs, treated with a polyvinylamine polymer and a second agent that interacts with the polyvinylamine polymer is disclosed. The second agent added with the polyvinylamine polymer can be, for instance, a polymeric anionic reactive c... | 05/08/2007 |
| 6993876 | Asphalt roofing composite including adhesion modifier-treated glass fiber mat Enhanced tear strength asphalt roofing composites, e.g., roofing shingles which can meet the current ASTM D-3462 standard for tear strength, include an adhesion modifier treated, preferably a polysiloxane treated, glass fiber mat. ... | 02/07/2006 |
| 6936083 | Treated backing and method of making the same A treated backing comprises a fabric and a composition that comprises epoxy resin preparable by reaction of epichlorohydrin with at least one of bisphenol A or bisphenol F, polyfunctional (meth)acrylate, dicyandiamide, and photoinitiator. ... | 08/30/2005 |
| 6851240 | Shingle tear strength with fiber mixture of different fibers A coated fiber mat of improved tear strength upon dividing pieces of the coated mat and the coating is provided. The coated mat is a cured, non-woven mat including a mixture of fibers having different fiber lengths. The fibers contain a polysiloxane compound and are... | 02/08/2005 |
| 6817152 | Fiber mats for materials of construction having improved tear strength and process for making same The invention relates to a coated fiber mat of improved tear strength upon dividing pieces of the coated mat and the coating which comprises a cured, non-woven, fiber glass mat containing a polysiloxane wherein the fibers are fixedly distributed in a formaldehyde ty... | 11/16/2004 |
| 6737369 | Cured non-woven mat of a mixture of fibers A coated fiber mat of improved tear strength upon dividing pieces of the coated mat and the coating is provided. The coated mat is a cured, non-woven mat including a mixture of fibers having different fiber lengths. The fibers contain a polysiloxane compound and are... | 05/18/2004 |
| 6544911 | Fiber mats for materials of construction having improved tear strength and process for making same The invention relates to a coated fiber mat of improved tear strength upon dividing pieces of the coated mat and the coating which comprises a cured, non-woven, fiber glass mat containing a polysiloxane wherein the fibers are fixedly distributed in a form... | 04/08/2003 |
| 6300259 | Crosslinkable cellulosic fibrous product A crosslinkable cellulosic fibrous product that includes cellulosic fibers and a crosslinking agent is disclosed. The crosslinkable cellulosic fibrous product can be formed as a web or sheet that has structural integrity and sheet strength sufficient to p... | 10/09/2001 |
| 6084021 | Modified urea-formaldehyde binder for making fiber mats An aqueous binder composition containing a urea-formaldehyde resin modified with a water-soluble styrene-maleic anhydride copolymer is used in the preparation of fiber mats.... | 07/04/2000 |
| 6001925 | Melamine-formaldehyde resins modified with dicyandiamide and sorbitol for impregnation of substrates for post-formable decorative laminates Modified melamine-formaldehyde resins prepared by reacting melamine with formaldehyde at a F:M molar ratio in the range of about 1.55:1-2.5:1 under alkaline conditions, wherein the resin is prepared in the presence of about 1-10 wt % dicyandiamide and abo... | 12/14/1999 |
| 4795674 | Method for treating a fabric and fabric treated thereby An aqueous solution containing at least an amido-phosphazene compound and an acid catalyst is applied to a fabric comprising cellulosic fibers so that said amido-phosphazene compound adheres to the fabric in an amount of 1-10% by weight of the fabric and ... | 01/03/1989 |
| 4343403 | Polyvinyl acetate latex impregnated towelette Nonwoven fibrous sheets impregnated with latices of polyvinyl acetate or its copolymers containing polyvinyl alcohol, intended for use in pre-moistened condition as skin cleansing tissues, are folded and packaged in closed containers or in individual seal... | 08/10/1982 |
