The present invention provides a two-component bioink including a first solution and a second solution separately, wherein (i) the first solution includes a first biopolymer to which a first chemical functional group is introduced, and the second solution includes a second biopolymer to which a second chemical functional group able to chemically bond with the first chemical functional group is introduced; or (ii) the first solution includes a third biopolymer having a first electrostatic functional group, and the second solution includes a fourth biopolymer having a second electrostatic functional group able to physically bond with the first electrostatic functional group, a 3D biomaterial including the same, and a method for preparing the same.

A silicone composition having an electromagnetic wave absorbing property and thermal conductivity includes liquid silicone; a high-specific-gravity soft magnetic filler having a specific gravity of 4.5 or greater; an intermediate-specific-gravity thermally conductive filler having a specific gravity of 4.0 or less; and a non-liquid anti-thickening and anti-settling agent. Furthermore, a curable grease is a two-component curable grease including a combination of a base compound and a curing agent that are used by being mixed together when used, the curable grease being to be cured by mixing of the base compound with the curing agent. The base compound is a silicone composition of the present invention, in which the liquid silicone is an organopolysiloxane having a vinyl group at an end thereof. The curing agent is a silicone composition of the present invention, in which the liquid silicone is an organohydrogenpolysiloxane.

Material for surface treatment, mainly with thermo-reflexive and/or thermoinsulative characteristics, and with high water resistance level, contains first hollow glass bodies (1) with size fraction ranging from 65 to 110 ?m, second, filler hollow glass bodies (2) intended to fill the spaces within main fraction of the bodies (1) and these second, filler hollowed glass bodies (2) have size fraction ranging from 30 to 105 ?m, it also contains silicon dioxide processed to form of the nanoparticles and a binder (3). Hollow glass bodies (1, 2) will be mainly shaped as hollow, vacuumed microballs. A mixture forming the material can contain hollow glass bodies (1) making up 3 to 30% of its mass, filler hollow glass bodies making up 3 to 15% of its mass and silicon dioxide making up 1 to 17% of its mass. The material for surface treatment is health friendly, it can be used especially on the house fa?ades and in industry, where it is applied on the surface (4), the heath transfer and incandescence of which is to be diminished.

A protective flowable or spreadable composition. The protective composition optionally and preferably features a base material according to various embodiments and aerogel, dispersed in an acrylic dispersion. Preferably the protective composition further comprises one or more of chopped glass fibers and titanium dioxide. Water or an aqueous solution is preferably added to determine the degree of viscosity, for example to apply the composition in flowable form (paint, sprayable material, coating and so forth) or in spreadable form.

The invention relates to a substrate intended in use to contact a fouling agent, the substrate including a coating comprising polysaccharide, which coating serves to reduce or prevent fouling of the substrate caused by contact from the fouling agent, in comparison to an equivalent uncoated substrate. The invention also relates to the anti-fouling coating, to apparatus comprising such coating and to related methods of reducing or preventing fouling of a substrate intended in use to contact a fouling agent.

Embodiments of the present description provide methods for increasing the concentration of carboxymethylcellulose alkali solutions that are particularly suitable for use in a high solids paper coating, barrier materials, etc. Generally described, the method includes dissolving carboxymethylcellulose (CMC) and an alkali salt in water to obtain an alkali solution of CMC. The CMC desirably has a degree of substitution less than about 0.9. The alkali solution of CMC includes CMC in a concentration greater than about 9.8% by weight, has a pH from about 7.5 to about 11, and is characterized as having a viscosity of less than about 5,000 mPa.

The present invention relates to a composition comprising a) a stable aqueous dispersion of inorganic pigment particles hydrophobically modified with covalently bonded polysiloxane or silyl groups; and b) a polymeric anionic dispersant; wherein the hydrophobically modified inorganic pigment particles have an average particle size in the range of from 200 nm to 10 m, and the solids content of the hydrophobically modified inorganic pigment particles is from 10 to 80 weight percent, based on the weight of inorganic pigment particles and water. The composition of the present invention provides a way to improve water resistance in coatings formulations.

Provided is a nanocarbon dispersion having good dispersibility of nanocarbon.

A nanocarbon dispersion according to an embodiment includes (A) nanocarbon, (B) a naphthalenesulfonic acid condensate which is at least one selected from the group consisting of alkylnaphthalenesulfonic acid-formaldehyde condensates, a naphthalenesulfonic acid-formaldehyde condensate, formaldehyde condensates of an alkylnaphthalenesulfonic acid and naphthalenesulfonic acid, and salts thereof and which has a number-average molecular weight of 470 to 3,000, (C) an anionic water-soluble polymer, (D) an organic solvent having an O/I of less than 1.00, the O/I being a ratio of an organic value to an inorganic value in an organic conceptual diagram, and (E) water.

The instant invention is a fire protectant composition comprising water, a surfactant, a water-soluble polymer, casein, and a calcium salt. The compositions can be applied to materials such as wood in advance of a fire, and after application, the compositions are capable of retaining their fire protectant capacities for days, weeks or even months. This fire protectant composition is also biodegradable and nontoxic. It is also easily removed from the combustible material by a water wash once the fire danger is passes. If burned, the composition forms a skin which can be peeled off or removed by some other method such as pressure water spray or mechanical brushing.

The instant invention is a fire protectant composition comprising water, a surfactant, a water-soluble polymer, casein, and a calcium salt. The compositions can be applied to materials such as wood in advance of a fire, and after application, the compositions are capable of retaining their fire protectant capacities for days, weeks or even months. This fire protectant composition is also biodegradable and nontoxic. It is also easily removed from the combustible material by a water wash once the fire danger is passes. If burned, the composition forms a skin which can be peeled off or removed by some other method such as pressure water spray or mechanical brushing.