Kao Corporation

Muneo Aoyagi

Nobuyuki Ogura

Moriyasu Murata

Kohshiro Sotoya

Kazuhiro Takanashi

Masaaki Yamamura

Hiroyuki Araki

Hiroyuki Yamada

Kazuyoshi Ozaki

Hiroshi Noro

Masataka Maki

Masakazu Furukawa

Youhei Kaneko

Takanori Fukumoto

Hiroyuki Yamashita

Tohru Katoh

Shu Yamaguchi

Masaki Tsumadori

Yoshinori Tamura

Junichi Inokoshi

Osamu Tachizawa

Hiroshi Danjo

Nobuyoshi Yamaguchi

Akira Sakaguchi

Shigeru Tamura

Noriaki Ushio

Noriko Yamaguchi

Atsuo Nakae

Shigeaki Fujinami

Koichiro Suzuki

Takeshi Ishikawa

Tomonori Oyashiki

Kohshiro Sotoya, Deceased

Nobuyosi Yamaguchi

To provide two-agent type liquid bleaching compositions having excellent bleaching effect even if a mixing ratio of the two agents varies, great usability, and no problem in storage stability, two-agent type liquid bleaching compositions contains an agent A and an agent B filled and held in separate chambers of a container and comprises the agent A made of constituents containing 0.1 to 10% by weight of hydrogen peroxide and water and provided with certain buffering capacity, and the agent B made of constituents containing an alkali agent and water and provided with certain buffering capacity.

Two-agent type liquid bleaching compositions

Bleaching detergent formulation

The present invention provides a granulated bleaching activator having a high solubility, that is, a granulated bleaching activator comprising (a) a bleaching activator and (b) at least one nonionic surfactant selected from the group consisting of a nonionic surfactant (b1) having a melting point less than 20&deg; C. and an alkylene oxide addition type nonionic surfactant (b2) having a melting point less than 20&deg; C., (b1) fulfilling the specific requirements concerning solubility, in a specific ratio.

Granulated bleaching activator

The bleaching detergent composition in a form of granules or powders containing an organic peracid precursor which produces an organic peracid upon reaction with hydrogen peroxide in water, the organic peracid having an alkyl group with 7 to 19 carbon atoms, and a hydrogen peroxide releasing material, wherein the bleaching detergent composition comprises the following components a) to c): a) one or more surfactants; b) one or more crystalline alkali metal silicates; and c) one or more agents for capturing metal ions other than the crystalline alkali metal silicates b), wherein a total amount of the above a), b), and c) components in the bleaching detergent composition occupies from 70 to 99% by weight, and wherein the weight ratio of component b) to component a) is b/a=90/10 to 45/55, and the weight ratio of component b) to component c) is b/c=7/93 to 75/25, and wherein the weight ratio of the organic peracid precursor to nonionic surfactants used as component a) is from 10/90 to 70/30.

Bleaching detergent composition

Liquid bleaching agent composition

A liquid softener composition comprising a quaternary ammonium salt represented by the general formula (1) and a method for its preparation: ##STR1## wherein R.sup.1, R.sup.2, and R.sup.3 are an alkyl group or hydroxyalkyl group of 1 to 4 carbon atoms, R.sup.4 and R.sup.5 are an unsubstituted or hydroxyl group-substituted linear or branched alkyl group or alkenyl group of 8 to 36 carbon atoms, A is a linear or branched alkylene group of 2 or 3 carbon atoms, X is an anion group, n is an integer in the range of 1 to 6, and m is a numeral in the range of 0 to 20.

Quarternary ammonium salt, method for production thereof, and softener

A granular bleach activator composition and a process for producing a granular bleach activator composition having excellent solubility and storability, which comprises using at least one member selected from the group consisting of substances (a), (b), (c) and (d) as a core particle and granulating the core particle and a powdery bleach activator in the presence of a water-soluble organic binder to give granules having a weight-average particle diameter of 100 to 3,000 .mu.m:

Process for producing granular bleach activator composition and granular

A bleaching composition comprises (a) hydrogen or a peroxide to produce hydrogen peroxide in its aqueous solution and (b) an organic peracid precursor having the formula (I) in which a quaternary ammonium is connected with an alkyl through an ether, an amide or an ester. ##STR1##

Bleaching composition

A bleaching composition comprises (a) hydrogen or a peroxide to produce hydrogen peroxide in its aqueous solution and (b) an organic peracid precusor having the formula (I) in which a quaternary ammonium is connected with an alkyl through an ether, an amide or an ester. ##STR1##

A liquid bleaching composition is acidic with a PH value of 1.5 to 6 and improved in stability. It comprises:

Liquid oxygenic bleaching composition

A bleaching composition which may serve as a detergent comprises hydrogen peroxide and a bleaching activator having a cationic group and having the formula (I) in which L is an ester-having phenyl and an amide-having phenyl: ##STR1##

A bleaching composition comprises a peroxide and an amphoteric organic per acid precursor. In particular the amphoteric organic per acid precursor is a quaternary ammonium salt has the following formula in which Z is sulfonate or carboxylate and is a new compound. ##STR1##

A bleaching composition comprises (a) a peroxide and (b) an organic peracid precursor having at least one group selected from (b-1) and (b-2) and then further comprises a detergent component(s). ##STR1##

Quaternary ammonium salts of dicyano substituted teriary alkylene

A bleaching composition comprises (a) an inorganic peroxide, (b) a nonionic surfactant and (c) a polymer of the following general formula (I), a copolymer comprising a monomer unit of the general formula (I) or a water-soluble salt thereof: ##STR1## wherein X, Y and Z represent each --H, --CH.sub.3, --COOM, --CH.sub.2 COOM or --OH, M represents H, an alkali metal or a mixture of them and n represents a number of at least 2.

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Tochigi, Japan

Muneo Aoyagi