Abstract:
A method (10) for determining a scalp (21) type of a user (20), the method (10) comprising: obtaining a value indicative of a humidity level (111) of a region of the scalp (21) of the user (20) and a value indicative of a sebum level (112) in the region of the scalp (21) of the user (20), comparing a set comprising both values to reference ranges of scalp humidity levels (111) and sebum levels (112), the reference ranges forming at least five scalp groups (131-135), each scalp group (131-135) being associated with a humidity level (111) range and a sebum level (112) range, and with a corresponding category of skin and/or hair care compositions and/or skin and/or hair care treatments compatible with humidity level (111) range and sebum level (112) range, identifying, based on the comparison, the scalp (21) type of the user (20) and outputting the identified scalp (21) type.
Abstract:
The present invention provides a hotmelt adhesive composition, comprising: (A) an olefin block copolymer of ethylene and octene, having a melt index of 10 to 35 g/10 min @ 190 °C, 2.16 kg, preferably 15 to 30 g/10 min @ 190 °C, 2.16 kg, and (B) a wax modified with carboxylic acid and/or carboxylic acid anhydride.
Abstract:
The present disclosure provides a rework device and a rework method. The rework device includes a first supporting component, a second supporting component and a heating component disposed between the first supporting component and the second supporting component and being in flush with the second supporting component. The first supporting component is inclined at an angle with respect to the heating component. This type of rework device and rework method has the advantages of simple structure, low cost and convenient operation.
Abstract:
The present invention relates to a reactive hot melt adhesive composition, a polyurethane prepolymer composition, and cured product thereof having a high mechanical strength and an excellent bonding strength as well as a better reworkability. In particular, the present invention relates to a reactive hot melt adhesive composition comprising: 10% to 24% by weight of a polyisocyanate, 40% to 73% by weight of a first polyol having a number average molecular weight larger than 1,500 g/mol, 1% to 25% by weight of a (meth) acrylate polymer having a number average molecular weight of 20,000 to 80,000 g/mol, and 1% to 15% by weight of a diluent, in which the weight percentages are based on the total weight of all components of the composition.
Abstract:
A two-part cosmetic composition for changing color of keratinic fibers comprises (a) a gel-like composition containing optionally an oxidative dye precursor, and a thickener selected from the group consisting of xanthan gum, anionic amphiphilic polymer, and combination thereof, and (b) an oxidizing composition containing an oxidizing agent, and a thickener consisting of one or more anionic amphiphilic polymers.
Abstract:
Provided is a hot melt adhesive composition, comprising: (a) from 30 to 45% by weight of at least one thermoplastic block copolymer; (b) from 0.1 to 5% by weight of at least one wax having a melting point of no less than 100℃; (c) from 5% to 20% by weight of at least one plasticizer; (d) from 20% to 55% by weight of at least one aliphatic tackifier; and (e) from 2% to 15% by weight of at least one aromatic tackifier, based on the total weight of the hot melt adhesive composition. Also provided is a use of the hot melt adhesive composition.
Abstract:
The disclosed provides a machine of paste shrinkage and expansion for timely monitoring a paste shrinkage in a Z direction during a UV curing process and for obtaining a change rate of a paste in a Z direction after a certain process. The machine comprises: a bottom substrate; a top substrate which is transparent and configured to be placed on the paste so that the paste is sandwiched between a top surface of the bottom substrate and a bottom surface of the top substrate, wherein the top surface of the bottom substrate and the bottom surface of the top substrate are provided with first and second reflecting layers, respectively, and define a thickness of the paste; a platform for supporting the bottom substrate; a plurality of pressing clamps configured for securing the bottom substrate on the platform in the Z direction; a plurality of pushing clamps configured for securing the bottom substrate in radial and circumferential directions; a plurality of UV sources positioned uniformly around the paste; and a sensor configured for measuring the thickness of the paste. The bottom substrate and the platform comprise a substrate dial and a platform dial, respectively, and the bottom substrate has a profile consistent with the platform dial. The disclosed provides methods for timely monitoring a paste shrinkage in a Z direction during a UV curing process and for obtaining a change rate of a paste in a Z direction after a certain process.
Abstract:
A flexible sensor device for moisture detection, a detecting method using the device, and applications of the device are disclosed. The flexible sensor device comprises a flexible sensing part (100) and a signal processing and transmitting part (200) which is connectable to the flexible sensing part (100), wherein the flexible sensing part (100) includes a non-conductive flexible substrate (110) and two or more conductive traces (130a, 130b) attached on a side face of the flexible substrate (110), wherein two conductive traces (130a, 130b) being not in contact with each other is chosen from the two or more conductive traces as a pair of conductive traces, the side face of the flexible substrate (110) which is provided with the conductive traces is a side face in direct contact with a surface to be detected, and the signal processing and transmitting part (200) has a detection module (240) for detecting the capacitance and resistance between the conductive traces (130a, 130b) of the pair of conductive traces so as to determine the moisture content of the surface to be detected.
Abstract:
It relates to a method for producing a transparent shampoo bar, comprising: i) preparing a solution i) comprising at least one N-acyl amino acid and water, the solution i) having a temperature of 70 ℃ to 100 ℃, preferably 75 ℃ to 90 ℃, more preferably 80 ℃ to 88 ℃, ii) preparing a solution ii) comprising at least one alkali and water, the solution ii) having a temperature of 70 ℃ to 100 ℃, preferably 75 ℃ to 90 ℃, more preferably 80 ℃ to 88 ℃, iii) adding the solution ii) to the solution i) with stirring at a temperature of 70 ℃ to 100 ℃, preferably 75 ℃ to 90 ℃, more preferably 80 ℃ to 88 ℃, so as to obtain a homogeneous transparent solution iii); and iv) cooling the solution iii) to room temperature, wherein a) at least one alcohol is comprised in the solution i) and/or the solution ii) and/or the solution iii), b) the water is comprised in a total amount of no more than 40 wt%, preferably no more than 30 wt%, based on the total weight of the transparent shampoo bar, and c) optionally, a second surfactant and/or a hair conditioning compound is/are comprised in the solution i) and/or the solution ii) and/or the solution iii). It also relates to the transparent shampoo bar produced by the method thereof.
Abstract:
Provided are a reactive hot melt adhesive composition and use thereof. The reactive hot melt adhesive composition comprises at least one NCO-terminated polyurethane prepolymer comprising the reaction product of the following components: a) at least one polyisocyanate, b) at least one polyol selected from polytetrahydrofurans, polybutadiene polyols, hydrogenated polybutadiene polyols, polycarbonate polyols and combinations thereof, and c) optionally, at least one polyol different from component b), wherein the NCO/OH ratio, which is a molar ratio of the NCO group of component a) to the total OH groups of components b) and c), is more than 1, preferably from about 1.5 to about 2.5.