Granted US patents


1. WO 2014209369 Edible plasticisers for human consumptionDisclosed are plasticizers, salts thereof, chelates thereof and cleavage derivatives thereof, that exhibit a superior combination of properties. The plasticizers can be used for a variety of purposes, including food preparation, cosmetics, beverages and polymeric matrices. The plasticizers can be prepared by esterifying gallic acid, fulvic acid, or tannic acid

2. US-8987428: Novel lignin based industrial surfactants. Methods for converting waste streams from the wood pulping industry to high-value surfactants are described. For example, isolated lignin and lignosulfonate or waste streams containing lignin and lignosulfonate can be directly converted to surfactants, or they can be first converted to methylol derivatives and treated with further reagents to produce surfactants

3. US- 9006369: Novel lignin epoxy resins, hardeners, catalyst & activators Novel water based lignin epoxy resins, water based ligno amine hardeners and lignin based catalysts and activators, Water based lignin epoxy resins, methods of using and making the same, Water based lignoepoxy resins, and methods for their preparation and use are provided. Methods of making lignoepoxy resins without the use of volatile organic compounds are also provided

4. US- 9039803: New lignin derivatives for high value multi-functional fertilizers. Methods for converting waste streams from the wood pulping industry to high-value fertilizers are described. For example, isolated lignin and lignosulphonate or waste streams containing lignin and lignosulphonate can be converted to methylol derivatives and treated with further reagents to produce controlled release fertilizers, hydrogel fertilizers, and soil stabilizers.

5. US-9,193,874 November 24, 2015 Self-renewing hydrophilic organic coatings Abstract Hydrophilic coating compositions and methods to make and use the compositions are disclosed. The compositions include a polymer comprising a plurality of isocyanate groups and a blocking agent contacting at least one of the plurality of isocyanate groups.

6. US- 9039803: New lignin derivatives for high value multi-functional fertilizers. Methods for converting waste streams from the wood pulping industry to high-value fertilizers are described. For example, isolated lignin and lignosulphonate or waste streams containing lignin and lignosulphonate can be converted to methylol derivatives and treated with further reagents to produce controlled release fertilizers, hydrogel fertilizers, and soil stabilizers.

7. US- 9006369: Novel lignin epoxy resins, hardeners, catalyst & activators Novel water based lignin epoxy resins, water based ligno amine hardeners and lignin based catalysts and activators, Water based lignin epoxy resins, methods of using and making the same, Water based lignoepoxy resins, and methods for their preparation and use are provided. Methods of making lignoepoxy resins without the use of volatile organic compounds are also provided

8. US-8987428: Novel lignin based industrial surfactants. Methods for converting waste streams from the wood pulping industry to high-value surfactants are described. For example, isolated lignin and lignosulfonate or waste streams containing lignin and lignosulfonate can be directly converted to surfactants, or they can be first converted to methylol derivatives and treated with further reagents to produce surfactants

9. US -8920932: Recycling Carbon Fibers from the epoxy composites .Recycling carbon fibers from epoxy using solvent cracking agents . Methods of extracting recycling carbon fibers are provided. Method of extracting and recycling carbon fibers with furan-2-carbaldehyde are provided and systems for performing the same are also provided. Compositions comprising resin composites, carbon fibers, and/or furan-2-carbaldehyde are also provided.

10. US-8911858: Natural Epoxies-Multifunctional Melamine Resins Multifunctional melamine epoxy resins, methylols and amines .Multifnctional melamine epoxy resins, methylols and amines are provided. Methods of making multifunctional melamine epoxy resins, methylols and amines are also provided.

11. US-8859637: New surface- hydrophilicity for smart self-cleaning paints. Antifreeze and desiccation-tolerant factors for achiving surface hydrophilicity in paintHydrophilic agents in paints Coating compositions that provide hydrophilic and anti-freeze properties are disclosed. The coatings include at least one hydrophilic agent bound to one or more coating components, such as a rheology modifier, a surfactant, a coalescing agent, and a pigment. The hydrophilic agents are attached to the coating components covalently.

12. US-8803187 Protection of organic light emitting devices by materials that release an inert gas and consume either water and/or oxygen. Protection of light emitting devices .A light emitting device, includes a light emitting diode unit on a substrate; a gas-generating species; an inert gas; a barrier; and a sealant; wherein: the sealant, barrier, and substrate define a protective chamber; and the light emitting diode unit, the gas generating species, and the inert gas are disposed within the chamber.