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139 results about "Hydrophobin" patented technology

Hydrophobins are a group of small (~100 amino acids) cysteine-rich proteins that are expressed only by filamentous fungi. They are known for their ability to form a hydrophobic (water-repellent) coating on the surface of an object. They were first discovered and separated in Schizophyllum commune in 1991. Based on differences in hydropathy patterns and biophysical properties, they can be divided into two categories: class I and class II. Hydrophobins can self-assemble into a monolayer on hydrophilic:hydrophobic interfaces such as a water:air interface. Class I monolayer contains the same core structure as amyloid fibrils, and is positive to Congo red and thioflavin T. The monolayer formed by class I hydrophobins has a highly ordered structure, and can only be dissociated by concentrated trifluoroacetate or formic acid. Monolayer assembly involves large structural rearrangements with respect to the monomer.

Thermophilic hydrophobin proteins and applications for surface modification

The present invention relates to a thermophilic hydrophobin, TT1, or a protein or polypeptide substantially similar thereto, derived from the thermophilic fungus Talaromyces thermophilus. The invention further relates to a polynucleotide encoding such hydrophobin, as well as to materials coated with such hydrophobin.
Owner:DUPONT US HLDG LLC

Frozen products

A frozen composition is provided which includes hydrophobin. Also provided is the use of hydrophobin in inhibiting ice crystal growth and / or modifying ice crystal habit in frozen food products.
Owner:CONOPCO INC D B A UNILEVER

Aerated food products and methods for producing them

An aerated food product comprising hydrophobin and a surfactant is provided, the aerated food product containing a population of gas bubbles, wherein at least 65% of the gas bubbles have a diameter of less than 20 μm. Processes for producing such an aerated food product are also provided.
Owner:CONOPCO INC D B A UNILEVER

Novel Hydrophobin Fusion Products, Production and Use Thereof

Polypeptides of the general structural formula (I)Xn—C1—X1-50—C2—X0-5—C3—X1-100—C4—X1-100—C5—X1-50—C6—C0-5—C7—X1-50—C8—Xm  (I)production and use thereof.
Owner:BASF AG

Method for extracting hydrophobin from a solution

Process for extracting hydrophobin from a solution wherein carrageenan is added to the solution and the pH of the solution is brought below 3.5, and the ionic strength of the solution is below 0.5.
Owner:CONOPCO INC D B A UNILEVER

Novel cysteine-depleted hydrophobin fusion proteins, their production and use thereof

Polypeptides of the general structural formula (I)Xn—C1—X1-50—C2—X0-5—C3—Xp—C4—X1-100—C5—X1-50—C6—X0-5—C7—X1-50—C8—Xm  (I),production and use thereof.
Owner:BASF AG

Frozen aerated confection

InactiveUS20070141206A1Improve stabilityCoarsening of both the air bubbles and ice crystals is reducedFrozen sweetsConfectioneryHydrophobinFood science
Owner:CONOPCO INC D B A UNILEVER

Baked products

A method of maintaining softness in a cookie or cake, the method comprising: preparing a dough comprising 20-55% flour having a gluten content of less than 12 wt %, 10-50% sugar, 2-20% fat, 0-10% egg and / or milk solids, 5-30% water and a hydrophobin, and then baking the dough to form the cookie or cake is provided. The use of a hydrophobin for maintaining softness in a cookie or cake comprising flour having a gluten content of less than 12 wt % is also provided.
Owner:CONOPCO INC D B A UNILEVER

Use of hydrophobin as a spreading agent

InactiveUS20110312497A1Increases intensity and resistanceExtended stayBiocideCosmetic preparationsMedicineTopical uses
The present invention relates to the use of hydrophobin as a spreading agent, in particular in cosmetic or pharmaceutical compositions. The invention further relates to compositions for treating surfaces, in particular cosmetic or pharmaceutical compositions for topical use, that contain hydrophobin as a spreading agent.
Owner:BASF AG

Thermophilic hydrophobin proteins and applications for surface modification

The present invention relates to a thermophilic hydrophobin, TT1, or a protein or polypeptide substantially similar thereto, derived from the thermophilic fungus Talaromyces thermophilus. The invention further relates to a polynucleotide encoding such hydrophobin, as well as to materials coated with such hydrophobin.
Owner:DUPONT US HLDG LLC

Method of binding a compound to a surface

The present invention relates to a method of binding a compound to at least a part of a surface of an object, the method comprising the step of adsorbing a hydrophobin-like substance to the surface. The invention provides a method of providing a surface of an object with a reactive compound comprising the steps of coating at least a part of the surface of the object with a coating of a hydrophobin-like substance and contacting the compound with the coated hydrophobin-like substance to form a non-covalent bond between the hydrophobin-like substance and the compound.
Owner:HEKTOR HARM JAN +5

Method for coating an object with hydrophobin at low temperatures

The invention relates to methods for coating objects with hydrophobins. Provided is a method for providing the surface of an object with a hydrophobin coating, comprising contacting at least a part of an object with a hydrophobin-containing solution to form a hydrophobin layer on the surface of the object and exposing the layer to a pH below 7, preferably below 4, more preferably below 2, optionally in the presence of a detergent. Contacting can be performed at around room temperature and the hydrophobin-containing solution can be a supernatant of a culture medium of an organism that secretes a hydrophobin.
Owner:APPLIED NANOSYST

Frozen products

A frozen composition is provided which includes hydrophobin. Also provided is the use of hydrophobin in inhibiting ice crystal growth and / or modifying ice crystal habit in frozen food products.
Owner:CONOPCO INC D B A UNILEVER

Compositions and methods for well completions

Cement retarders for well cements are based on hydrophobins. Hydrophobins are proteins or polypeptides that form hydrophobic coatings on surfaces. The size of the hydrophobins is preferably between about 100 and 350 amino acids, and the preferred hydrophobin concentration is between about 0.001% and 1.0% by weight of cement. Portland cement is the preferred well cement. Cement slurries containing hydrophobins are useful for both primary and remedial cementing applications.
Owner:SCHLUMBERGER TECH CORP

Method for the immobilization of cationic active ingredients on surfaces

A method and composition for immobilizing an antimicrobial active ingredient on a surface of a substrate, in which the surface of the substrate is treated with a composition comprising(i) a solvent,(ii) a hydrophobin,(iii) a cationic antimicrobial active ingredient,(iv) optionally additives or auxiliary components,which permits a long-lasting antimicrobial finishing of the substrate surface.
Owner:BASF AG

Method for the isolation of hydrophobic proteins

A method for separating one or more hydrophobic proteins, for instance membrane proteins such as integral membrane proteins, from a mixture of proteins. The method is characterized in that said mixture is partitioned in a phase system comprising a micelle-enriched aqueous phase (micelle-phase) and a polymer-enriched aqueous phase (polymer phase). At least part of the polymer of the polymer phase carries an affinity ligand that is capable of binding to an affinity structure on at least one of said one or more hydrophobic proteins.
Owner:GE HEALTHCARE BIO SCI CORP

Method for loading bioactive protein on hydrophobic stent material

InactiveCN107308501AAdequate load stabilityImprove hydrophilicityProsthesisPolyesterActive protein
The invention discloses a method for loading a bioactive protein on a hydrophobic stent material. Through the effect of bonding with the hydrophobic end of an amphiphilic protein HFBI, the bioactive protein is loaded onto the degradable aliphatic polyester porous fiber stent material, the bioactive protein is then bonded with the hydrophobic end of a hydrophobin, and thereby a novel bioactive protein-loaded tissue engineering stent material is prepared. The stent material remarkably improves the hydrophilic property of hydrophobic materials, the biocompatibility is good, and the invention proves that the stent material has the effect of promoting cell migration and vascularization. The method can be used for loading a macromolecular protein on the surface of a hydrophobic material, and while the biocompatibility of the material is improved, the activity of the loaded protein is kept, so that the hydrophobic material can play a corresponding biological role.
Owner:NANKAI UNIV

Dyeing liquid for preparing zirconia false tooth ceramic blank in gradient color

The invention discloses a dyeing liquid for preparing a zirconia false tooth ceramic blank in a gradient color. The dyeing liquid includes a solvent, a colorant, a surfactant, a permeation fortifier,an inorganic additive and an antibacterial agent, wherein the mass ratio of the solvent to the colorant to the permeation fortifier to the inorganic additive is (5-10):(2-3):1:(0.5-1), and the permeation fortifier is a mixture of an alcohol ether ester solvent, propylene glycol carbonate, acyl alaninate and hydrophobin. The coloring permeation depth of the dyeing liquid on the zirconia false toothceramic blank is greater than 5mm, the permeation time is short, and permeation on the surface of a ceramic or in the vertical direction of the ceramic is uniform; by adding the natural antibacterialagent into the dyeing liquid, the probability of inflammation of false tooth gingiva can be reduced; by adding inorganic ions into the dyeing liquid, the optical effect of the false tooth ceramic blank is obviously improved, and the transparency of the false tooth ceramic blank is enhanced.
Owner:湖南鹏登生物科技股份有限公司

Environmentally Friendly and Aerated Topical Benefit Composition

Environmentally friendly and aerated topical benefit compositions are described. The compositions are emulsified with hydrophobin and upon topical application deliver excellent sensory and absorption characteristics along with consumer desirable drying times.
Owner:CONOPCO INC D B A UNILEVER
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