Hotmelts - R&D Highlights

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.

Hotmelts

May 16, 2013 - Hot Melt Adhesive for Improved Bonding to Polyolefins - Patent
The adhesive formulations currently existing on the market for sticking polypropylene and polyethylene-based substrates form weak adhesive bonds which...

May 06, 2013 - Low Application Temperature Hot Melt Adhesive - Patent
Many types of packaging applications require the use of an adhesive that is both heat resistant and cold tolerant. The use of hot melt adhesives is...

May 03, 2013 - Hot Melt Wrap Label Adhesive for Plastic Bottles - Patent
Hot melt adhesives are generally used to adhere plastic wrap labels onto plastic beverage bottles, including carbonated beverages. These adhesives...

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 04, 2013 - Removable Hot Melt Adhesive for Packaging - Patent
Hot melt adhesives are widely used for various applications. Typically, hot melt adhesives are designed to bond to and remain bonded to two substrate...

Feb 27, 2013 - Creep Resistant Hot Melt Adhesive - Patent
There are many different requirements for the adhesives which are used for disposable absorbent article such as a diaper. In order to meet all these...

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 30, 2013 - Heat Sealable Packaging Film for Improved Processing - Patent
Polypropylene-based multi-layer films are widely used in packaging applications, such as flexible packaging for snack foods, dry food mixes, pet...

Jan 17, 2013 - Nonwoven Bonding Adhesives with Reduced Bleed-through - Patent
Hot melt adhesives are commonly used to bond nonwoven layers to plastic films and other surfaces. One common problem that is seen is the hot melt...

Jan 04, 2013 - Hot melt Adhesive Compositions Having Good Adhesion on Both Polar and Nonpolar Substrates - Patent
Typical hot melt adhesives have a very short pot life. They cool down very fast and lose the tack. Other hot melts, such as polyurethane hot melt...

Dec 27, 2012 - High Melt Flow Block Copolymers for Non-woven Adhesives - Patent
This patent describes a random block copolymer compound that exhibits high melt flow (low melt viscosity) in the normal processing range for spray...

Dec 04, 2012 - Hot Melt Moisture Cure Adhesive Compositions - Patent
The present disclosure relates to adhesive compositions and more specifically adhesive compositions that can be utilized for lamination. Disclosed... (1 Member Reaction)

Nov 30, 2012 - Hot Melt Adhesive, Adhesive Film, Coated Article, and Method for Manufacturing Coated Article - Patent
This hot melt adhesive includes a tackifier, an elastomer, and a polyolefin wax having a softening point of 105-165°C; and satisfies the conditions X...

Nov 08, 2012 - Polyolefin Based Hot Melt Adhesive Composition - Patent
A hot melt adhesive composition includes at least a semi-crystalline copolymer of propylene and a polyethylene wax having a Brookfield viscosity of...

Nov 01, 2012 - Additive for Caustic Removable Hot Melt Adhesives and Formulations Containing the Same - Patent
This patent described an additive composition for imparting caustic removability to a hot melt adhesive. This includes an ester functionalized...

Oct 18, 2012 - Influence of Surface Treatments on the Mechanical Strength of Hot-melt Adhesive Joints Made of Cartonboards - Technical Paper
The influence of surface treatments including pigment coating, surface sizing and calendering on the mechanical strength of hotmelt adhesive joints in...

Oct 03, 2012 - The Effect of PB-1 on Seal Strength of EVA/Polybutylene Seal Blends in Medical Device Packaging - Conference
Packaging seals must be both easily opened and strong enough to maintain integrity. To tailor the strength of Ethylene Vinyl Acetate (EVA) seal...

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...

Jun 07, 2012 - Low Application Temperature Hot-melt Adhesive - Patent
High temperature performance hot melt adhesives are formulated for application at low temperatures below, i.e., below 300degrees F. Hot melt adhesives... (1 Member Reaction)

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,...

Dec 28, 2011 - Adhesive and Laminates Made by Using the Same - Patent
It is known that graft modified ethylene/α-olefin random copolymer compositions grafted with an unsaturated carboxylic acid or its derivative are used...

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...

Jun 30, 2011 - Tri-layer Adhesive System for a Laminated Lens and Method for Applying Same - Patent
A method for laminating a functional film on to an optical base element and a tri-layer adhesive system for use in the method. The tri-layer adhesive...

Jun 09, 2011 - Hybrid Components Containing Reactive Hot Melt Adhesives - Patent
Reactive hotmelt adhesives based on copolyamide can be used in hybrid components. These hybrid components find application in, for example, vehicle...

Jun 02, 2011 - Study of Hotmelt Adhesives Used in Food Packaging Multilayer Laminates. Evaluation of the Main Factors Affecting Migration to Food - Technical Paper
Hotmelt adhesives are widely used in the manufacture of multilayer laminates, commonly used as food packaging materials. For this reason, it is very...

Mar 24, 2011 - Low Application Temperature Hot Melt Adhesive - Patent
High temperature performance hot melt adhesives are formulated for application at low temperatures below, i.e., below 300A/F. Hot melt adhesives...

Mar 22, 2011 - Hot Melt Adhesive Composition Based On A Blend Of Amorphous Poly-Alpha-Olefin And Syndiotactic Polypropylene - Patent
This patent describes a hot melt adhesive composition based on a polymer blend of syndiotactic polypropylene SPP and atactic poly-alpha-olefin APAO . ...

Mar 17, 2011 - Emulsion Copolymers for Heat Seal Adhesive - Patent
This application relates to waterborne copolymer dispersions having utility as heat seal coatings having good moisture resistance for food packaging...

Mar 10, 2011 - Reactive Hot-Melt Resin Composition and Reactive Hot-Melt Adhesive - Patent
The present invention relates to a reactive hot-melt resin composition and a reactive hot-melt adhesive using the same, and in particular, to a...

Feb 23, 2011 - Low Application Temperature Hot Melt Adhesive - Patent
High temperature performance hot melt adhesives are formulated for application at low temperatures below, i.e., below 300⁰F. Hot melt adhesives... (1 Member Reaction)

Feb 18, 2011 - Reactive Hot Melt Adhesive with Block Acrylic Copolymer - Patent
Hot melt adhesives are solid at room temperature but, upon application of heat, melt to a liquid or fluid state in which form they are applied to a...

Feb 10, 2011 - Moisture-Curable Reactive Hot-Melt Adhesive - Patent
PROBLEM TO BE SOLVED: To provide a moisture-curable reactive hot melt adhesive which is applicable at about 80⁰C, is less in the scattering of an... (5 Member Reactions)

Dec 30, 2010 - Reactive hot-melt adhesive - Patent
The present invention relates to a hot melt adhesive, particularly a reactive hot melt adhesive composition, a method for forming the hot melt...

Dec 30, 2010 - Thermal and viscoelastic features of new nanocomposites based on a hot-melt adhesive polyurethane and multi-walled carbon nanotubes - Technical Paper
Novel nanocomposites prepared by melt mixing of MWCNTs in a hot-melt adhesive PCL-based polyurethane are investigated. The nucleating effect of MWCNTs...

Dec 15, 2010 - Disposable Article Hot Melt Adhesive - Patent
A hot melt adhesive comprises an ethylene alpha-olefin copolymer, an acid anhydride modified polyolefin and a hydrogenated tackifying resin. The hot...

Dec 15, 2010 - Reactive plasticizer "liquid rubber L-IRr and L-BR" - Conference
The characteristics of Kuraray liquid rubbers, which are low molec.wt. polydienes consisting of isoprene, butadiene and styrene, are described and...

Dec 09, 2010 - Use of Self-adhesive Materials Having Anisotropic Properties for Producing Stamping Products - Patent
The invention relates to the use of carrier materials coated with anisotropic pressure sensitive adhesives for producing punched products and also to...

Sep 30, 2010 - Surface Property and Compatibility of Poly(styrene-isoprene-styrene) Triblock Copolymer/Tackifier Blend System - Technical Paper
The frictional forces between pressure sensitive adhesives (PSAs) and a probe tip were measured with a scanning probe microscopy (SPM). A peak...

May 20, 2010 - Bi-Layer Adhesive For Lens Lamination - Patent
This patent describes a method for laminating a film on to an optical article and a bi-layer adhesive for use in the method. The bi-layer adhesive...

May 13, 2010 - Polyester-Amide Based Hot Melt Adhesives - Patent
This patent describes the use of a polyester-amide in a hot melt adhesive formulation, wherein the polyester-amide includes a short aliphatic...

Feb 18, 2010 - Improved Polyolefin-Based Adhesive Resins And Method Of Making Adhesive Resins - Patent
This patent describes a method for producing polyolefin-based adhesive resins having improved physical and optical properties. The improved process...

Jan 07, 2010 - Hot-extrudable pressure-sensitive hot-melt adhesives and their use in multilayer films - Patent
The present invention relates to hot-coextrudable hot-melt pressure-sensitive adhesives particularly suitable for the production of multilayer films... (1 Member Reaction)

Dec 03, 2009 - Hot melt adhesive composition based on a blend of amorphous poly-.alpha.-olefin and syndiotactic polypropylene - Patent
A hot melt adhesive composition based on a polymer blend of syndiotactic polypropylene (SPP) and atactic poly-.alpha.-olefin (APAO). The composition... (2 Member Reactions)

Nov 05, 2009 - Method For Bonding A First Component To A Second Component - Patent
This patent describes a process for bonding a first component to a second component that possesses a border area, where the first component is bonded... (1 Member Reaction)

Oct 15, 2009 - Interpolymers Suitable For Use In Hot Melt Adhesives And Processes To Prepare The Same - Patent
The present invention relates to an ethylene/α-olefin interpolymer product comprising at least one α-olefin interpolymerized with ethylene and,...

Jul 07, 2009 - Hot Melt Adhesive Composition - Patent
A hot melt adhesive composition which exhibits a satisfactory initial bond strength and is excellent in the heat and water resistances of bond... (1 Member Reaction)

Jul 02, 2009 - Method For Preparing A Moisture Curable Hot Melt Adhesive - Patent
Moisture curable reactive hot melt adhesive compositions are prepared using a novel two-step polymerization process. Resulting adhesives have... (1 Member Reaction)

Jul 02, 2009 - Thermosetting Hot-Melt Polyurethane Adhesive For Labeling A Structure - Patent
A process for affixing an insulating label to a container involves applying a thermoplastic hot-melt adhesive to a first edge of the label and...

Jun 17, 2009 - Radial block copolymers and adhesives based thereon with improved die-cutting performance - Patent
Improved adhesives are provided through the use of styrenic radial block copolymers, containing at least 40 wt % diblock copolymers, the adhesives... (1 Member Reaction)

May 27, 2009 - Preparation of modified low melting point polypropylene: effect of tacticity for modification - Technical Paper
Low m.p. PP prepared with metallocene catalysts was modified with maleic anhydride and acrylate monomers. The degree of modification depended on the...

May 05, 2009 - Polyolefin adhesive compositions and articles made therefrom - Patent
This invention describes an article made with a polymer comprising one or more C3 to C40 olefins, optionally one or more diolefins, and less than 5...

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 - Hot Melt Adhesive Based On Styrene-Ethylene-Ethylene-Propylene-Styrene Copolymer - Patent
A hot melt adhesive composition, comprising a blend of components including a styrene-ethylene-ethylene- propylene-styrene (SEEPS) random block... (1 Member Reaction)

Mar 27, 2009 - Review of the types and characteristics of hot melt adhesives - Technical Paper
This article reviews the types and characteristics of hot melt adhesive. It also describes the industries and range of applications where these... (3 Member Reactions)