Inventor · DeKalb, IL, US

David J. Castro

19Patents
4h-index
23Co-inventors
52Inventor score

Filing activity: Sep 12, 2012 → Nov 6, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US9034145B2 Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention, wet strength, and dry strength in papermaking process Textiles; Paper 15 Active
US8852400B2 Emulsification of alkenyl succinic anhydride with an amine-containing homopolymer or copolymer Chemistry; Metallurgy 11 Active
US8999111B2 Method of increasing paper surface strength by using acrylic acid/acrylamide copolymer in a size press formulation containing starch Textiles; Paper 7 Active
US9624623B2 Emulsification of alkenyl succinic anhydride with an amine-containing homopolymer or copolymer Chemistry; Metallurgy 5 Active
US9181657B2 Method of increasing paper strength by using natural gums and dry strength agent in the wet end Textiles; Paper 4 Active
US9702086B2 Method of increasing paper strength using an amine containing polymer composition Textiles; Paper 2 Active
US9266301B2 Method to adhere and dislodge crepe paper Chemistry; Metallurgy 1 Active
US10132040B2 Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention in papermaking process Textiles; Paper 1 Active
US9840810B2 Method of increasing paper bulk strength by using a diallylamine acrylamide copolymer in a size press formulation containing starch Textiles; Paper 1 Active
US9365979B2 Method of increasing paper surface strength by using polyaluminum chloride in a size press formulation containing starch Textiles; Paper 1 Active
US8747616B2 Method for the emulsification of ASA with polyamidoamine epihalohydrin (PAE) Textiles; Paper 0 Active
US9574119B2 Method of producing creping adhesive Chemistry; Metallurgy 0 Active
US10648133B2 Tissue dust reduction Textiles; Paper 0 Active
US10227731B2 Emulsification of alkenyl succinic anhydride with an amine-containing homopolymer of copolymer Chemistry; Metallurgy 0 Active
US12203220B2 Formulation for size press applications Textiles; Paper 0 Active
US11427738B2 Use of boronic acid-functionalized polymers as yankee coating adhesives Textiles; Paper 0 Active
US10731063B2 Use of boronic acid-functionalized polymers as Yankee coating adhesives Textiles; Paper 0 Active
US9611589B2 Method of increasing paper surface strength by using polyaluminum chloride in a size press formulation containing starch Textiles; Paper 0 Active
US11982055B2 Creping adhesives and processes for making and using same Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.