A composition contains a thermoplastic polyurethane (TPU-1), obtained or obtainable by reaction of an isocyanate composition (IZ) containing MDI with a polyol composition (PZ), and hollow glass microspheres. The polyol composition (PZ) contains at least one polyol (P1) selected from polytetrahydrofurans having an average molecular weight Mn in the range from 900 to 2,000 g/mol. The polyol composition (PZ) also contains a chain extender (KV1), selected from 1,2-ethandiol, 1,3-propanediol, 1,4-butanediol and 1,6-hexanediol. Ski shoes, preferably ski boots, particularly preferably the outer shell of a ski boot, can be based on such a thermoplastic polyurethane. Corresponding processes can be used for producing ski shoes.

The specification relates to a density adjustable label and a label laminate (8) for providing the same. Further, the specification concerns a combination of a label (1) and an item (100), as well as a method for manufacturing the label laminate (8). The label (1) comprises a face layer (2) and an adhesive layer (4). The face layer (2) comprises natural fibre based material. The adhesive layer (4) comprises pressure sensitive adhesive and at least one additive for adjusting total density of the label. The pressure sensitive adhesive comprises acrylic polymer(s). The additive comprises expandable particles, the label is detachable from a surface labelled at washing conditions having temperature in a range of 60-90° C. or above and the detached label is arranged to float on a washing liquid.

The invention relates to a spider-silk-like polymer fiber in the technical field of chemical bionics, a preparation method therefor and the use thereof. The spider-silk-like polymer fiber comprises a matrix polymer and a particle additive dispersed therein, wherein the particles have an average particle size of 0.1-1000 microns, and the polymer fiber has a spider-silk-like microstructure comprising a fiber body and spaced spindle knot structural units on the fiber body, wherein the spindle knot structural units comprise the particles, and the radial height of the spindle knot structural units is greater than the diameter of the fiber body. The preparation method of the polymer fiber of the invention does not require greatly modifying the existing spinning processes, and the equipment does not need to be changed, the process is simple, and the cost is low. The obtained spider-silk-like polymer fiber can realize the directional movement of water droplets on the surface of the fiber, thereby having a water gathering function and can be used for preparing water gathering materials.

The invention relates to a spider-silk-like polymer fiber in the technical field of chemical bionics, a preparation method therefor and the use thereof. The spider-silk-like polymer fiber comprises a matrix polymer and a particle additive dispersed therein, wherein the particles have an average particle size of 0.1-1000 microns, and the polymer fiber has a spider-silk-like microstructure comprising a fiber body and spaced spindle knot structural units on the fiber body, wherein the spindle knot structural units comprise the particles, and the radial height of the spindle knot structural units is greater than the diameter of the fiber body. The preparation method of the polymer fiber of the invention does not require greatly modifying the existing spinning processes, and the equipment does not need to be changed, the process is simple, and the cost is low. The obtained spider-silk-like polymer fiber can realize the directional movement of water droplets on the surface of the fiber, thereby having a water gathering function and can be used for preparing water gathering materials.

An impact-modified polyamide composition comprising from 5 wt % to 85 wt % of polyamide polymer; from 10 wt % to 60 wt % glass fiber; from 3 wt % to 30 wt % of an impact modifier; and a melt stabilizer at a concentration less than 5 wt %; wherein the weight ratio of the impact modifier to the melt stabilizer ranges from 1.0:1 to 100:1; and wherein the polyamide composition demonstrates an un-notched Charpy impact energy loss at 23° C. that is greater than 80 kJ/m.sup.2 and a tensile strength greater than 135 MPa.

An impact-modified polyamide composition comprising from 5 wt % to 85 wt % of polyamide polymer; from 10 wt % to 60 wt % glass fiber; from 3 wt % to 30 wt % of an impact modifier; and a melt stabilizer at a concentration less than 5 wt %; wherein the weight ratio of the impact modifier to the melt stabilizer ranges from 1.0:1 to 100:1; and wherein the polyamide composition demonstrates an un-notched Charpy impact energy loss at 23° C. that is greater than 80 kJ/m.sup.2 and a tensile strength greater than 135 MPa.

The invention pertains to a polymer composition comprising a thermoplastic polymer, a glass fiber, and a hollow glass bead, wherein the ratio of the concentration of the hollow glass bead to the total concentration of the glass fiber and the hollow glass bead ranges from 0.2 to 0.49.

The invention pertains to a polymer composition comprising a thermoplastic polymer, a glass fiber, and a hollow glass bead, wherein the ratio of the concentration of the hollow glass bead to the total concentration of the glass fiber and the hollow glass bead ranges from 0.2 to 0.49.

The invention pertains to a polymer composition comprising a thermoplastic polymer, a glass fiber, and a hollow glass bead, wherein the ratio of the concentration of the hollow glass bead to the total concentration of the glass fiber and the hollow glass bead ranges from 0.2 to 0.49.

The present invention relates to a coating composition, preferably a solvent-free composition, comprising: (i) a binder; (ii) optionally a curing agent; (iii) hollow, inorganic, spherical, filler particles; and (iv) hollow, organic, spherical, filler particles;
wherein the volume ratio of said inorganic, spherical filler particles to said organic, spherical filler particles is at least 1.1:1, preferably 1.1:1.0 to 10.0:1.0.