Bio-based and Renewable Materials

Top experts review the latest patents they read and the latest papers and lectures they attended at conferences; they then make a selection of the most promising technologies and summarize in a few lines what the substance you should take away with you.

May 02, 2013 - Polypropylene Carbonate Resin based Hot Melt Adhesive - Patent
This patent describes a polypropylene carbonate based resin composition used as a hot melt adhesive. The objective is to provide an adhesive having...

Apr 25, 2013 - Non-toxic Biodegradable Adhesive - Patent
There is a need for a biodegradable adhesive which is not of animal or starch origin. There is further a need for an alternative alkali metal or...

Mar 21, 2013 - Bio-based Adhesive for Wood Products - Patent
There has been much work looking for more environmentally friendly wood adhesive to reduce use of formaldehyde containing formulations. In efforts to...

Mar 20, 2013 - Bio-based PSA - Patent
Pressure-Sensitive Adhesives (PSA) are usually derived from fossil fuel, i.e. non-renewable resources. Because of rising oil prices and environmental...

Mar 11, 2013 - Bio-based Flexible Package Laminating Adhesive - Patent
Multi-wall packages, utilizing paper and film layers, have found widespread use in packaging, including pet foods, lawn chemicals, flour, etc. One...

Mar 07, 2013 - Bio-based Roofing Adhesive Compositions - Patent
Polyurethane adhesives are often times applied directly onto a roof deck, and the insulation boards are then laid onto the roof deck surface....

Feb 13, 2013 - Partially Bio-based Repositionable PSA - Patent
It has now been found that highly desirable microsphere PSAs can be made by using monomers derived from non-petroleum resources. While microspheres...

Feb 07, 2013 - Bio-based Wax in Hot Melt Packaging Adhesives - Patent
Hot melt adhesives used in corrugated carton sealing and other high speed packaging operations require fast setting speed, good bond strength and some...

Feb 01, 2013 - Heat-sealable Biodegradable Packaging Material - Patent
The approach of the present inventors was to find a biodegradable polymer blend that could be extruded directly to a paper or board substrate, so as...

Jan 16, 2013 - Polymeric Additives to Enhance Tack in Water-based Adhesives - Patent
There is a need for additives that enhance the tack in biobased composites formed with water based adhesive, especially water based adhesive that emit...

Jan 08, 2013 - Modified Soy-based Adhesive for Plywood Applications - Conference
Soy proteins have shown great potential for use as renewable and environmentally friendly adhesives The orthogonal experiments are designed for the...

Nov 28, 2012 - Polysaccharide Macromonomer-based Co-polymer - Patent
The invention relates to aqueous co-polymers, which are based on ethylenically unsaturated polysaccharide derivatives co-polymerized with...

Nov 23, 2012 - Aqueous Adhesive Composition Containing a Mixture Product Comprising Starch of Leguminous Plants - Patent
The composition 10-40 wt.% : further comprises an alkaline substance 0.3-5 wt.% , borax 0.01-5 wt.% and all other chemical boron-carrying compound;...

Nov 12, 2012 - Composite Wood Adhesive - Patent
An improved composite wood adhesive extender, a method of producing the extender, and an adhesive mixture including the extender are provided, wherein...

Oct 24, 2012 - Novel Starch-based Adhesives - Patent
Starch-based adhesives are used for gluing paper and board products. Aqueous adhesive formulations of starch soluble in dextrin or cold water... (1 Member Reaction)

Oct 18, 2012 - Polyacrylates with High Biomass Contents for PSAs Prepared via Mini-emulsion Polymerization - Technical Paper
n-Butyl acrylate and other acrylic monomers were copolymerized with an acrylated macromonomer to produce polymers for pressure-sensitive adhesive...

Oct 15, 2012 - Aqueous Adhesive Compositions - Patent
The invention relates to an aqueous adhesive composition for labeling, wherein said composition comprises at least one protein component, at least one...

Oct 09, 2012 - Process for Fungal Modification of Lignin and Preparing Wood Adhesives with the Modified Lignin & Wood Composites Made from Such Adhesives - Patent
Disclosed herein are method to modify the lignin with particular fungal species, and procedure to synthesize phenolic adhesives with the modified...

Oct 09, 2012 - Sealant Composition and Method for Manufacturing the Same - Patent
PROBLEM TO BE SOLVED: To provide a sealant composition based on a combined mechanism of both log-jam and viscous gel clogging (Latex) principles,...

Oct 08, 2012 - Environmentally Friendly Soy-based Bio-adhesive: Preparation, Characterization, and its Application to Plywood - Technical Paper
Defatted soy-based flour (DSF) modified with a combination of acid, salt, dicyandiamide, and alkali for preparing soy-based bio-adhesives (SBA) was...

Sep 24, 2012 - Use of Hydroxycarboxylic Acid Oligomers as Adhesives, Manufacturing Method and Hydroxycarboxylic Acid Oligomers Obtained - Patent
Disclosed is a method of using at least one functionalized hydroxycarboxylic acid oligomer as an adhesive for bonding materials. Also described is a...

Sep 19, 2012 - Plasticizer-free Barrier Films & Laminates Based on Negatively Charged Polysaccharides - Patent
Food, consumer, and industrial product packaging materials are provided by embodiments of the present invention. Films and laminates based on a...

Aug 30, 2012 - Fugitive Adhesive and Method - Patent
Described herein are fugitive hot melt adhesive compositions having a substantial weight percent of renewable plant-based content. The adhesive...

Aug 22, 2012 - Possibility of Developing Environment-friendly Adhesive Compositions from Yeast Wastes - Technical Paper
During the production of beer large amounts of yeast waste are generated. This paper considers the possible making of environmentally friendly...

Aug 08, 2012 - Pressure Sensitive Adhesives, Coatings, and Films from Plant Oils - Patent
Compositions useful for preparing pressure sensitive adhesives , coatings, and/or films are provided, along with methods of making and using the same....

Jul 19, 2012 - Mussel-mimetic Strong Adhesive Resin from Bio-based Polycoumarates - Technical Paper
We have synthesized novel Mussel-mimetic adhesive resin from biomass monomers. Because the adhesive resin contains catechol groups at its chain ends,...

Jul 19, 2012 - New Isosorbide Derivatives for Bio-based PURs - Conference
Isosorbide or 1,4:3,6 dianhydrosorbitol is a solid compound with melting point of 60-62 degree C derived from corn starch. Hydrolysis of corn starch... (1 Member Reaction)

Jul 12, 2012 - Bioadhesive Constructs with Polymer Blends - Patent
The invention describes substrates, such as prosthetics, films, nonwovens, meshes, etc. that are treated with a bioadhesive polymer blend. The...

Jun 28, 2012 - Biological Adhesives and Fastening Devices - Technical Paper
Sea creatures are a leading source to some of the more interesting discoveries in adhesives Because sea water naturally breaks down even the strongest...

Jun 28, 2012 - Biologically Inspired Reversible Adhesives: Where are we now? - Technical Paper
In this report, we demonstrate the adhesive and frictional properties of the first commercial mushroom-shaped adhesive microstructure (MSAMS), which...

May 30, 2012 - A Sealant Composition and Method of Making it - Patent
Valve-through tire puncture sealant compositions including dissolved and undissolved natural bio-materials, anti-freezing agents and other rigid...

May 02, 2012 - Soy Adhesives and Composites Made from the Adhesives - Patent
A formaldehyde-free aqueous adhesive composition comprising (a) soy protein and (b) magnesium oxide or a mixture of magnesium oxide and magnesium...

Apr 04, 2012 - Adhesive Composition Comprising Tannin, Poly(Ethylene Glycol), and Water, Lower Alcohol Or Mixture Thereof - Patent
Provided is an adhesive composition disclosed herein includes tannin, poly(ethylene glycol) and water. The adhesive composition has little toxicity,...

Apr 04, 2012 - Biodegradable Terpolymers And Terpolymer Blends As Pressure-Sensitive Adhesives - Patent
Disclosed are terpolymers and blends prepared from polyester terpolymers that can function as pressure-sensitive adhesives. The disclosed articles...

Mar 08, 2012 - Aqueous Biopolymer-containing Labeling Adhesive - Patent
Adhesives particularly useful for industrial bottle labeling are provided. The adhesives comprise at least one starch component and at least one...

Mar 08, 2012 - Bioadhesive Compounds and Methods of Synthesis and Use - Patent
The invention relates generally to new synthetic medical adhesives which exploit the key components of natural marine mussel adhesive proteins. The...

Mar 01, 2012 - The present and Future of Biologically Inspired Adhesive Interfaces and Materials - Technical Paper
The natural world provides many examples of robust, permanent adhesive platforms. Synthetic adhesive interfaces and materials inspired by mussels of...

Mar 01, 2012 - Two-part Foamable Adhesive with Renewable Content for Fleece Back Membranes - Patent
In many roofing applications, for example in large, flat commercial roof decks, a roofing membrane is used to seal and protect the roof deck from...

Feb 08, 2012 - Hot melt Adhesive for Packaging Applications - Patent
Conventional packaging adhesives use petroleum-derived waxes such as paraffin and microcrystalline wax. The lower molecular weight of paraffin wax,...

Jan 25, 2012 - Polyesters for Sustainable Adhesive Technologies - Technical Paper
The synthesis of a series of biodegradable sulphonated segmented copolyesters as pressure-sensitive adhesives via melt transesterification of the...

Jan 05, 2012 - Bio-Based Roofing Adhesive Compositions - Patent
In many roofing applications, for example in large, flat commercial roof decks, the roofing substrate is a concrete, light weight concrete, wood,...

Jan 05, 2012 - Novel Biodegradable Adhesive Compositions - Patent
The present invention provides a polymerizable adhesive composition comprising: i at least one cyanoacrylate monomer; and ii at least one... (1 Member Reaction)

Dec 29, 2011 - Bio-sourced Adhesive - Patent
A one component adhesive composition is provided, which can be formulated from substantially or totally bio-based, renewable raw materials. Such... (1 Member Reaction)

Dec 22, 2011 - Biodegradable Hot-melt Adhesive Composition - Patent
The invention relates to biodegradable hot-melt adhesive compositions, preferably without residual tackiness at room temperature and having a...

Nov 17, 2011 - Bio-based Adhesive Material - Patent
A bio-based adhesive and method of making the adhesive replaces or serves as additives for asphalt, sealant , and polymers such as...

Sep 21, 2011 - Two-component Solvent-free Polyurethane Adhesives - Patent
A two-component solvent-free polyurethane laminating adhesive for flexible packaging, including a First Component and a Second Component is provided....

Sep 15, 2011 - Bio-based Roofing Adhesive Compositions - Patent
An adhesive composition for use in adhering insulation panels to roofing substrates and roofing membranes to the insulation panels include two...

Aug 10, 2011 - Click Synthesis and Adhesive Properties of Novel Biomass-based Polymers from Lignin-derived Stable Metabolic Intermediate - Technical Paper
Novel biomass-based polymers composed of 2-pyrone-4,6-dicarboxylic acid (PDC), which was isolated from lignin as a chemically stable metabolic...

Aug 04, 2011 - Novel Non-toxic Biodegradable Biological Adhesive for use in Abdominal Surgery - Patent
The present invention concerns use of a non-toxic formulation of a biological adhesive comprising dextrin, at least one adhesiveness modifier agent,...

Jul 27, 2011 - Biobased Adhesives for Wood and Metal - Conference
A series of urethane adhesive formulations was developed from natural triglycerides and different aliphatic and aromatic isocyanates. These adhesives...

Jun 16, 2011 - Mussel Bioadhesive - Patent
The present invention relates to a bioadhesive derived from mussel. In particular, it relates to a novel MGFP-3A MUTANT(; Mytilus galloprovincialis ;...

Jun 16, 2011 - Polysaccharide-based Adhesive for Biomedical Applications: Correlation between Rheological Behavior and Adhesion - Technical Paper
Adhesion to biological tissues is a challenge especially when the adhesive is in contact with physiological fluids. Abdominal hernia is a disease that... (1 Member Reaction)

Jun 09, 2011 - Bio-based Adhesive Material for Roof Shingles - Patent
An adhesive product and method of making the product replaces asphalt in the manufacture of roofing shingles. The method comprises steps of forming a...

May 12, 2011 - Bio-adhesive and Wood Board - Patent
The invention relates to a bio-adhesive In accordance with the invention, the bio-adhesive is formed by reaction, selected from the group of...

May 05, 2011 - Biobased Epoxidized Vegetable Oils and its Greener Epoxy Blends: A Review - Technical Paper
Epoxidised vegetable oils (EVO) have drawn much attention in recent years, especially in the polymer industry as they are economical, available,... (4 Member Reactions)

Mar 17, 2011 - Bio-based Adhesive Composition - Patent
Adhesives are compounds in a liquid or semi-liquid state that can adhere or bond items together. Adhesives are usually derived from fossil fuel, i.e....

Mar 17, 2011 - Biopolymer Extraction from Plant Materials - Patent
Disclosed is a method and apparatus for the extraction of high molecular weight biopolymers from plants. Specifically, the invention described herein...

Mar 09, 2011 - Rice Bran Adhesive Modified with Potassium Permanganate and Poly(vinyl alcohol) - Technical Paper
The purpose of this paper is to develop an environmental adhesive from defatted rice bran (RB) to increase its economic value and provide... (1 Member Reaction)

Feb 23, 2011 - Adhesive Articles - Patent
An adhesive article includes a biocompatible and at least partially biodegradable substrate having a surface; and a plurality of protrusions extending... (2 Member Reactions)

Feb 17, 2011 - Natural Biodegradable Adhesive from Silk - Patent
The highly adhesive silk protein was identified and structural requirements needed for its glue properties were analyzed. It is proposed to use this... (1 Member Reaction)

Feb 10, 2011 - Two-Part Foamable Adhesive With Renewable Polyol - Patent
The present invention relates to a two-part foamable adhesive for use on roofing substrates, and more particularly to a two-part foamable adhesive...

Feb 03, 2011 - Processing and Characterization of Tissue Adhesive from Rice Starch Nanocomposites - Technical Paper
The objective of this work is make tissue adhesives agent from Thai rice starch, then test the final products for scientific and medical properties...

Jan 27, 2011 - Mussel Bioadhesive - Patent
Mussels produce and secrete specialized water-resistant bioadhesives, and have been studied as a potential source of water-resistant bioadhesives....

Jan 27, 2011 - Pressure-Sensitive Adhesives from Renewable Triblock Copolymers - Technical Paper
ABA triblock copolymers were prepared using the renewable monomers menthide and lactide, by sequential ring-opening polymerizations. Initially,... (1 Member Reaction)

Jan 26, 2011 - Environmental Structural Adhesives - Technical Paper
Various structural adhesives are available that reduce emissions and assist in the recycling of plastics to minimize waste and volatile organic carbon...

Jan 26, 2011 - Mechanical Properties of Wheat Straw Particleboard Using Composite Adhesives - Conference
The purpose of the study was to use a cheap wheat straw to manufacture particleboard. Wheat straws offer great promise and new challenges as...

Nov 25, 2010 - Extraction of Jatropha curcas proteins and application in polyketone-based wood adhesives - Technical Paper
Jatropha proteins were successfully extracted from the corresponding seeds using the principle of isoelectric precipitation. Sodium dodecyl sulfate...

Oct 14, 2010 - Protein-Containing Emulsions And Adhesives, And Manufacture And Use Thereof - Patent
This invention provides emulsions and adhesives comprising proteins that can be isolated from a variety of sources including renewable plant biomass,...

Oct 14, 2010 - Reversible Dry Adhesives For Wet And Dry Conditions - Patent
This patent describes a dry adhesive material including catechol chemically attached to the surface of a shape memory polymer molecule. The catechol...

Oct 07, 2010 - Bioadhesive Patch For Sutureless Closure Of Soft Tissue - Patent
The invention relates to methods of treating soft tissue injuries using a patch having a polymer on its surface linked to polypeptides comprising a...

Aug 19, 2010 - The use of compatible blend of styrene-vinylacetate copolymer/natural rubber latex in pressure-sensitive adhesive applications by using irradiation and chemical initiation - Technical Paper
Thermoplastic elastomers from blends of styrene-vinylacetate copolymer latex (S-VAc) and natural rubber latex (NRL) as a hydrophilic/hydrophobic blend...

Aug 12, 2010 - Radiation curable pressure sensitive adhesives (PSA) formulations from palm oil based resin - Conference
Various low glass transition temperature (T{sub g}) acrylate and methacrylate monomers were mixed with epoxidised palm oil acrylate (EPOLA) with the... (1 Member Reaction)

Aug 11, 2010 - Microsphere Pressure Sensitive Adhesive Composition - Patent
The present disclosure provides an adhesive made from a reaction product of: (a) one or more polymerizable monomer selected from the group consisting...

Aug 05, 2010 - Low Volatiles Coatings, Sealants And Binders From Renewable Oils - Patent
A composition comprises (a) a binder component which comprises (1) 5 to 100 weight percent of at least one natural oil derived polyol having at least...

Jul 15, 2010 - Soy protein adhesive and uses thereof - Patent
The present invention provides a soy protein-based adhesive composition and a process for making the composition that may be used in particleboards... (1 Member Reaction)

Jun 24, 2010 - Starch graft copolymers: Novel applications in industry - Technical Paper
Starch, which is a natural carbohydrate biopolymer, has been the subject of academic and industrial studies for many decades, basically due to its low...

Jun 17, 2010 - Waterborne Adhesive - Patent
The invention provides the art with a starch based corrugating adhesive that may advantageously be used in the manufacture of water-resistant... (1 Member Reaction)

Jun 16, 2010 - Stable Soy/Urea Adhesives and Methods of Making Same - Patent
The present invention provides an improved method of producing a stable heat denatured soy/urea adhesive having improved wet and dry strengths, with...

Jun 03, 2010 - Adhesive For Executing Sound Insulating Material For Wooden Flooring Material - Patent
PROBLEM TO BE SOLVED: To provide a water-based adhesive capable of making a sound insulating material adhere to the bottom of a wooden flooring...

May 20, 2010 - Biomimetic soy protein nanocomposites with calcium carbonate crystalline arrays for use as wood adhesive - Technical Paper
Despite the biodegradability, non-toxicity, and renewability, commercially available soy protein-based adhesives still have not been widely adopted by...

Apr 29, 2010 - Vegetable Oil-Based Flame Retardant Epoxy/Clay Nanocomposites - Technical Paper
Flammability of epoxy appears to be one of the greatest threats and hence limits its advanced applications. The present investigation, therefore,... (1 Member Reaction)

Apr 21, 2010 - Studies on acrylated epoxydised triglyceride resin-co-butyl methacrylate towards the development of biodegradable pressure sensitive adhesives - Conference
The potential chemical utility of Soya bean oil for the preparation of novel biodegradable polymeric pressure sensitive adhesive has been...

Apr 01, 2010 - Novel Biodegradable Adhesive Compositions - Patent
The present invention provides a polymerizable adhesive composition comprising: (i) at least one cyanoacrylate monomer; and (ii) at least one...

Mar 24, 2010 - Biomaterial based novel polyurethane adhesives for wood to wood and metal to metal bonding - Technical Paper
Polyurethane adhesives made from synthetic chemicals are non-biodegradable, costly and difficult to find raw materials from local market. To avoid...

Mar 18, 2010 - Zeolite Starch Adhesive For Corrugated Cardboards And Method For Making The Same - Patent
The present invention relates to a starch adhesive mixed with zeolite powder to provide suitable absorption function for corrugated cardboards, and a...

Feb 26, 2010 - Bioadhesive from distiller's dried grains with solubles - Conference
Distiller's Dried Grains with Solubles (DDGS) is used to replace starch as a major feedstock material to produce bio-adhesives. The experimental...

Feb 10, 2010 - Preparation And Characterization Of Waterborne Polyurethane As Shoe Adhesives - Technical Paper
A series of water-borne PU adhesives for footwear was prepared by the prepolymer process using dimethylol propionic acid and sucrose as a hydrophilic...

Dec 03, 2009 - Heat Adhesive Biodegradable Bicomponent Fibers - Patent
The present invention discloses a heat adhesive biodegradable bicomponent fiber comprising a polylactic-acid-based low melting component and a high... (1 Member Reaction)

Nov 19, 2009 - Hydrolytically Decomposable Ionic Copolymers - Patent
The present invention provides novel hydrolytically decomposable ionic copolymers. These ionic copolymers are made up of a cyclic ketene acetal A, an... (1 Member Reaction)

Nov 04, 2009 - Medium-density particleboards from modified rice husks and soybean protein concentrate-based adhesives - Technical Paper
The main goal of this work was to evaluate the technical feasibility of using rice husk (RH) as wood substitute in the production of environmentally... (2 Member Reactions)

Oct 21, 2009 - Acrylic dispersions based on sugar for water-borne wood coatings - Conference
Novel polymer dispersions with a high proportion of renewable resources were investigated as binders for water-borne adhesives and coatings for wood... (1 Member Reaction)

Oct 21, 2009 - Bioadhesive delivery system for transmucosal delivery of beneficial agents - Patent
Formulations and methods for transmucosal delivery of a beneficial agent are described in which a pH-responsive component and a temperature-responsive...

Oct 21, 2009 - Formaldehyde-Free And Water-Resistant Adhesive For Corrugated Cardboard - Patent
PROBLEM TO BE SOLVED: To provide a formaldehyde-free and water-resistant adhesive for corrugated cardboard, which has excellent water-resistant... (2 Member Reactions)

Oct 15, 2009 - Bioadhesive Composition Formed Using Click Chemistry - Patent
The present disclosure provides compositions which may be utilized as adhesives or sealants in medical and surgical applications. The compositions...

Sep 17, 2009 - Improved Adhesive For Corrugated Cardboard - Patent
PROBLEM TO BE SOLVED: To provide a starch-based adhesive , which increases initial bonding strength for improving bonding speed and does not...

Jul 13, 2009 - Mussel Bioadhesive - Patent
The present invention relates to a bioadhesive derived from mussel. In particular, it relates to a novel; Mytilus galloprovincialis; foot protein...

Jun 24, 2009 - Biocompatible Nanocomposite Hydrogels With Tunable Adhesion - Conference
It was demonstrated, using rheological measurements, small angle neutron scattering, electron microscopy and peel strength measurements, that adhesion...

Apr 28, 2009 - Fully biodegradable adhesives - Patent
The invention relates to a range of biodegradable and compostable adhesives useful in the packaging of supermarket goods. These adhesives comprise of... (4 Member Reactions)

Apr 21, 2009 - Environmentally degradable polymeric compounds their preparation and use as hot melt adhesive - Patent
The invention describes a method for preparing an environmentally degradable polymeric compound and its possible uses. The composition includes a... (1 Member Reaction)

Apr 21, 2009 - Hot melt adhesive - Patent
Low application temperature hot melt packaging adhesives comprising a vegetable derived wax such as a soy wax are described. Hot melts for packaging... (1 Member Reaction)

Mar 27, 2009 - Bio Sourced Adhesive - Patent
This patent covers adhesives which can be formulated from substantially or totally bio-based, renewable raw materials. Such adhesives can be... (1 Member Reaction)