Abstract: A negative electrode active material includes a hydrogen storage alloy. The hydrogen storage alloy has an A2B7 crystal structure. The hydrogen storage alloy includes nickel. The saturation magnetization per unit mass is 1.9 emu·g?1 or more.

Abstract: A hair rinse composition having improved rinsing performance and a process specified to prepare the same.The composition according to the invention comprises (A) 0.05 to 0.5 wt % of cationic surface active agent, and (B) a higher alcohol or a glycerine mono fatty acid ester having a melting point not lower than 45.degree. C. The ingredient (B) should be contained in an amount of 3 to 15 times by weight to ingredient (A).The composition is prepared by diluting a highly concentrated emulsified product containing 0.4 to 34 wt % of ingredient (A) and (B) in total with 1 to 20 times by weight to the emulsified product of water.

Abstract: A hair rinse composition which comprises at least one cationic surface active agent and a decomposition derivative of a keratin material which have been dissolved or dispersed in a suitable solvent. The decomposition derivative is a member selected from hydrolysates of keratin material, alkali salts of decomposition products obtained by oxidation of keratin material, alkali salts of derivatives at a thiol group of decomposition products obtained by reduction of keratin material and a mixture thereof.

Abstract: A shampoo composition comprises an anionic surface active agent, amino acid-type anionic surface active agent, and an amphoteric surface active agent in a specified ratio therebetween. Cationic polymer compounds may optionally be incorporated. The shampoo composition has good detergency as well as foamability and is mild to the skin with good hair conditioning effects.

Abstract: There is disclosed a hair setting lotion which comprises a predetermined amount of a polymeric compound for setting the hair and a propylene oxide and ethylene oxide adduct of a higher alcohol. The adduct is contained in an amount of 0.05-1.0 time the polymeric compound on the weight basis. In order to further improve the hair setting effect, squalane can be added in an amount of 0.05-2.0 times the polymeric compound on the weight basis.

Abstract: Disclosed herein is a hair cosmetic comprising flavanol derivatives. Also disclosed a hair cosmetic comprising flavanol derivatives and peptide compounds. A hair cosmetic comprising flavanol derivatives can impart excellent hair style formability and retentivity and an appropriate degree of smoothness or softness to the hair. Peptide compounds synergistically improve the above performance when used in combination with the flavanol derivatives.

Abstract: A pre-shampoo type hair treatment composition is described which comprises at least one decomposition derivative of keratin material selected from hydrolysates of keratin material, alkali salts of decomposition products obtained by oxidation of keratin material and alkali salts of derivatives at the thiol group of decomposition products obtained by reduction of keratin material, the at least one decomposition derivative having been dissolved or dispersed in suitable solvent.

Abstract: Hair cosmetics comprising as its effective component .alpha.-mono(methyl-branched alkyl) glyceryl ether of the formulaR--OCH.sub.2 CH(OH)CH.sub.2 OHwherein R represents a methyl-branched saturated hydrocarbon group having 12-24 carbon atoms. The glyceryl ether is usually present in an amount of 0.5-30 wt % of the cosmetic composition.

Abstract: The invention relates to an improved hairbrush of the type in which a plurality of bristles are implanted into each bristle implantation hole formed on an implantation surface. Each implantation hole is divided into a plurality of compartments, bristles are implanted in pairs such that one or two bristles are implanted into each compartment, the gap between the bristles of each pair implanted into the separate but adjacent compartments is kept within the range of 0.4 to 1.2 mm, and the boundary lines between adjacent compartments are aligned geometrically.

Abstract: A hair setting composition is described which comprises at least one of decomposition products obtained by oxidation of keratin materials and derivatives at a thiol group of decomposition products obtained by reduction of keratin materials, and at least one of alkanolamines and basic amino acids. The member is dissolved in a polar solvent in an amount of 0.01 to 10 wt. % of the composition. The base is contained in a weight ratio to the member of 0.02 to 0.7:1.

Abstract: A shampoo composition is provided which is of the type which comprises a shampoo base containing at least one anionic surface active agent and a decomposition derivative of keratin material. The decomposition derivative is one or more of (1) decomposition products obtained by oxidation of keratin materials and derivatives at a thiol group of decomposition products obtained by reduction of keratin material.

Abstract: A hair rinse composition which comprises at least one cationic surface active agent and a decomposition derivative of a keratin material which have been dissolved or dispersed in a suitable solvent. The decomposition derivative is a member selected from hydrolysates of keratin material, alkali salts of decomposition products obtained by oxidation of keratin material, alkali salts of derivatives at a thiol group of decomposition products obtained by reduction of keratin material and a mixture thereof.

Abstract: A hairbrush having a base which comprises a bristle-implanted portion on which bristles are implanted and a handle portion formed continuously onto said bristle-implanted portion, said bristles being dispersively and independently implanted radially in respect to said bristle-implanted portion within a region covered by a vertical angle of 210.degree. to 270.degree. in respect to the longitudinal central axis of said bristle-implanted portion on the peripheral surface of said bristle-implanted portion.

Abstract: A preshampoo-type, hair-treating composition comprising a polymer having a cyclic cationic group, and optionally containing a peptide having a molecular weight of 300 to 10,000.

Abstract: The specification describes a hair setting composition comprising as an effective component polyethylene glycol having an average molecular weight of 6,000-30,000. It also describes a hair setting composition comprising as effective components the following ingredients: (A) polyethylene glycol having an average molecular weight of 6,000-30,000 and (B) a divalent or trivalent metal salt of pyrrolidonecarboxylic acid and/or a polyoxyalkylene-added silicone oil. Such hair setting compositions may be formulated into an aerosol type or lotion or pump spray type and facilitates long-lasting hair styling without damaging hair.

Abstract: Cationic keratin derivatives which are obtained by reacting a part or whole of functional groups of keratin with a cationizing agent which contains in the molecule thereof a specific type of a group or groups and a quaternary nitrogen atom. The process for preparing such derivatives and a variety of cosmetics containing the same are also described.

Abstract: A hair treating agent of the pre-shampoo type comprising liquid lanolin emulsified in the o/w state.

Abstract: A hair cosmetic composition comprising a cosmetic base containing 0.5 to 40% by weight of a diol derivative having the formula (I): ##STR1## wherein X.sub.1 is R--or ##STR2## in which R is branched alkyl having 6 to 12 carbon atoms, X.sub.2 is --H or ##STR3## in which R is branched alkyl having 6 to 12 carbon atoms, R.sub.1 is H, CH.sub.3, C.sub.2 H.sub.5 or C.sub.3 H.sub.7, R.sub.2 is H, CH.sub.3, C.sub.2 H.sub.5 or OH, and n and m each is an integer of from 1 to 3,or a branched aliphatic alcohol having the formula (II): ##STR4## wherein R.sub.3 is linear or branched alkyl having 8 to 10 carbon atoms and R.sub.4 is linear or branched alkyl having 6 to 8 carbon atoms,said hair cosmetic composition also having incorporated therein from 0.5 to 10% of a methylpolysiloxane having the formula (III): ##STR5## wherein l is an integer of from 3 to 14.

Abstract: A colored detergent composition comprising a sulfate- or sulfonate-type anionic organic surfactant, a coloring agent, and from 0.02 to 1 percent by weight, based on the weight of said surfactant, of butylated hydroxytoluene or butylated hydroxyanisole. The detergent composition possesses the property of reduced color fading.