This invention relates to a bio-leather coated fabric (1) which is obtained by decomposing the cellulose layer (2) produced by microorganisms after production and adding the necessary active ingredients to obtain a biopolymer filler (3) and by pressing and laminating the obtained biopolymer filler (3) to a surface such as paper, woven fabric, reflector fabric, polyester, silk fabric in the textile industry with natural adhesives, and production method thereof (100).

The invention relates to a composition for forming artificial leather said composition comprises at least one polymer and plant powder from plant remains having cellulose, having a grain size of 1 ?m to 1 mm and a moisture content of less than 20 weight percent.

The invention relates to a composition for forming artificial leather said composition comprises at least one polymer and plant powder from plant remains having cellulose, having a grain size of 1 ?m to 1 mm and a moisture content of less than 20 weight percent.

Disclosed herein are synthetic leather materials and methods of making and use thereof. The methods of making the synthetic leather materials comprise: synthesizing a piece of cellulose from a microbe, thereby forming a piece of microbial cellulose; partially drying the piece of microbial cellulose; treating the partially dried piece of microbial cellulose with a conditioning agent, thereby forming a piece of conditioned microbial cellulose; drying the piece of conditioned microbial cellulose; and treating the dried piece of conditioned microbial cellulose with a hydrophobic agent, thereby forming the synthetic leather material.

Disclosed herein are synthetic leather materials and methods of making and use thereof. The methods of making the synthetic leather materials comprise: synthesizing a piece of cellulose from a microbe, thereby forming a piece of microbial cellulose; partially drying the piece of microbial cellulose; treating the partially dried piece of microbial cellulose with a conditioning agent, thereby forming a piece of conditioned microbial cellulose; drying the piece of conditioned microbial cellulose; and treating the dried piece of conditioned microbial cellulose with a hydrophobic agent, thereby forming the synthetic leather material.

A method for providing a foamed, opacifying element includes providing a foamable aqueous composition, aerating it to a foam density of 0.1-0.5 g/cm.sup.3, applying the foamed aqueous composition to a porous substrate, drying, and densifying the dried layer. Such foamable aqueous compositions have 0.05-15 weight % of porous particles; at least 20 weight % of a binder; at least 0.0001 weight % of additives (including a surfactant); water; and at least 0.001 weight % of an opacifying colorant. Each porous particle includes a continuous polymeric phase and discrete pores; a mode particle size of 2-50 m; and a porosity of 20-70 volume %. The continuous polymeric phase T.sub.g is >80 C. and has a polymer viscosity of 80-500 centipoises at an ethyl acetate shear rate of 100 sec.sup.1 at a concentration of 20 weight % at 25 C.

A method for providing a foamed, opacifying element includes providing a foamable aqueous compositions, aerating it to a foam density of 0.1-0.5 g/cm.sup.3, applying the foamed aqueous composition to a porous substrate, drying, and densifying the dried layer Such foamable aqueous compositions have 0.05-15 weight % of porous particles; at least 20 weight % of a binder; at least 0.0001 weight % of additives (including a surfactant); water; and at least 0.001 weight % of an opacifying colorant. Each porous particle includes a continuous polymeric phase and discrete pores; a mode particle size of 2-50 m; and a porosity of 20-70 volume %. The continuous polymeric phase T.sub.g is>80 C. and has a polymer viscosity of 80-500 centipoises at an ethyl acetate shear rate of 100 sec.sup.1 at a concentration of 20 weight % at 25 C.

Foamable aqueous compositions can be foamed and applied to porous substrates to make light-blocking dry opacifying elements. Such compositions have 0.05-15 weight % of porous particles; at least 20 weight % of a binder; at least 0.0001 weight % of additives (including a surfactant); water; and at least 0.001 weight % of an opacifying colorant. Each porous particle includes a continuous polymeric phase and discrete pores; a mode particle size of 2-50 m; and a porosity of 20-70 volume %. The continuous polymeric phase T.sub.g is >80 C. and has a polymer viscosity of 80-500 centipoises at an ethyl acetate shear rate of 100 sec.sup.1 at a concentration of 20 weight % at 25 C. The dry opacifying element light blocking value is at least 4 and has a luminous reflectance>40% as measured by the Y tristimulus value. The foamed aqueous composition has a foam density of 0.1-0.5 g/cm.sup.3.

Foamable aqueous compositions can be foamed and applied to porous substrates to make light-blocking dry opacifying elements. Such compositions have 0.05-15 weight % of porous particles; at least 20 weight % of a binder; at least 0.0001 weight % of additives (including a surfactant); water; and at least 0.001 weight % of an opacifying colorant. Each porous particle includes a continuous polymeric phase and discrete pores; a mode particle size of 2-50 m; and a porosity of 20-70 volume %. The continuous polymeric phase T.sub.g is >80 C. and has a polymer viscosity of 80-500 centipoises at an ethyl acetate shear rate of 100 sec.sup.1 at a concentration of 20 weight % at 25 C. The dry opacifying element light blocking value is at least 4 and has a luminous reflectance >40% as measured by the color space Y tristimulus value. The foamed aqueous composition has a foam density of 0.1-0.5 g/cm.sup.3.

The present invention provides a urethane resin composition including a urethane resin (A) having a nonionic group, water (B), and a powder (C), wherein the urethane resin (A) has a flow start temperature of 100 C. or above, the mass ratio [(A)/(B)] of the urethane resin (A) to the water (B) is in the range of 50/50 to 80/20, and the bulk density of the powder (C) is 400 g/L or less. The present invention also provides a synthetic leather including at least a base fabric (i), an adhesive layer (ii), and a skin layer (iii), wherein the adhesive layer (ii) is formed from the urethane resin composition. The urethane resin composition can form a film with excellent peel strength and texture.