Kao Corporation

Other

Takeshi Tomifuji

Tohru Katoh

Yoshifumi Nishimoto

Yuichi Hioki

Kohshiro Sotoya

Keiko Hasebe

Yasuki Ohtawa

Uichiro Nishimoto

Osamu Tachizawa

Masato Nomura

Masaaki Shimoda

Toshimasa Hamai

Akira Sakaguchi

Makoto Okubo

Toshihiro Tanaka

Hiroshi Abe

Tadayuki Suzuki

Tetsuaki Fukushima

Yasumitsu Sakuma

Keiichiro Tomioka

Takao Taniguchi

Yoshihisa Matsumura

Keisuke Chiba

The present invention provides the early strengthening agent for hydraulic compositions containing a compound (a) obtained by reacting (A) one or more compounds selected from polyhydric alcohols having 3 to 20 hydroxy groups and alkylene oxide adducts thereof with (B) a sulfating agent, and the additive composition for hydraulic compositions containing the compound (a).

Early strengthening agent for hydraulic composition

The present invention produces the hydraulic powder through grinding of the hydraulic compound in the presence of a compound (a) prepared by reacting (A) at least one compound selected from polyhydric alcohols and alkylene oxide adducts thereof with (B) a sulfating agent.

Method for producing hydraulic powder

Disclosed is a surfactant composition containing an alkyl sulfate ester salt derivative represented by the following general formula (1). R&#x2014;O&#x2014;(PO)&#x2014;SOm (1) (In the formula, R represents a linear alkyl group having 8-24 carbon atoms; PO represents a propyleneoxy group; n represents an average mole number of added PO that is a number satisfying 0&#x3c;n&#x2266;0.9; and M represents a cation.)

Surfactant composition

The invention relates to a surfactant composition containing an alkyl ether sulfate represented by the following formula (1):RO&#x2014;(PO)(EO)SOM&#x2003;&#x2003;(1)wherein R represents a linear alkyl group having 8 to 24 carbon atoms, PO and EO represent a propyleneoxy group and an ethyleneoxy group, respectively,anddenote the average numbers of added moles of PO and EO, respectively, and are numbers meeting: 0&#x3c;m&#x3c;1 and 0&#x3c;n&#x2266;2.3, respectively, and M represents a cation.

The present invention provides a softening base and a softener having biodegradability employing a quaternary ammonium salt composition comprising (M) a monoester quaternary salt represented by the formula (I), (D) a diester quaternary salt represented by the formula (II) and (T) a triester quaternary salt represented by the formula (III), wherein the amount of (M) is 15 to 85% by weight, the amount of (D) is 0 to 44% by weight and the amount of (T) is 15 to 85% by weight based on the total amounts of (M), (D) and (T). The present invention also provides a process for producing the softener base and composition. wherein R, R, n and Xare defined herein.

Quaternary ammonium salt composition

A softener composition, which contains tri-long-chain alkyl quaternary ammonium salt that has been considered to be difficult to use as a softener base agent, and which can provide a softener composition that provides a sufficient softening performance, is provided with (A) a cationic surfactant comprising at least one selected from the group consisting of quaternary ammonium salts represented by the formulae (I), (II) or (III), wherein the ratio of quaternary ammonium salt represented by the formula (I) to the total amount of these salts exceeds 50 weight %, with the ratio thereof represented by (III) being set to not more than 10%, and (B) at least one nonionic surfactant. In this case, (A) may include tertiary amine. (wherein, R, Rand Rrepresent long-chain alkyl groups, etc. having total carbon atoms of 8 to 40, which may be intersected by an ether group, an ester group or an amide group; Rrepresents an alkyl group, etc. having carbon atoms of 1 to 6, and Xrepresents an anionic group.)

Softener composition

A softener composition, which contains tri-long-chain alkyl quaternary ammonium salt that has been considered to be difficult to use as a softener base agent, and which can provide a softener composition that provides a sufficient softening performance, is provided with (A) a cationic surfactant comprising at least one selected from the group consisting of quaternary ammonium salts represented by the formulae (I), (II) or (III), wherein the ratio of quaternary ammonium salt represented by the formula (I) to the total amount of these salts exceeds 50 weight %, with the ratio thereof represented by (III) being set to not more than 10%, and (B) at least one nonionic surfactant. In this case, (A) may include tertiary amine.(wherein, R, Rand Rrepresent long-chain alkyl groups, etc. having total carbon atoms of 8 to 40, which may be intersected by an ether group, an ester group or an amide group; Rrepresents an alkyl group, etc. having carbon atoms of 1 to 6, and Xrepresents an anionic group.)

A method for enhancing an efficacy of an agricultural chemical which comprises incorporating a specific quaternary ammonium enhancer into a diluted solution of the agricultural chemical.

Agricultural chemical composition

A process for preparing branched chain fatty acids or alkyl esters thereof comprising at least a step wherein unsaturated fatty acids having 10 to 25 carbon atoms, alkyl esters thereof or mixtures thereof are subjected to skeletal isomerization reaction in the presence of water or a lower alcohol at a temperature of 150.degree. to 350.degree. C. using a zeolite as a catalyst, the zeolite having a linear pore structure of pore size that is small enough to retard dimerization and large enough to allow diffusion of the branched chain fatty acids or alkyl esters thereof.

Process for the preparation of branched chain fatty acids and alkyl

A method for enhancing the effectiveness of an agricultural chemical which comprises incorporating a specific enhancer into a diluted solution of the agricultural chemical. The specific enhancer is a quaternary ammonium salt or a amine.

Agricultural chemical composition comprising amine surfactants with at

A method for enhancing an efficacy of an agricultural chemical which comprises incorporating a quaternary ammonium enhancer into a diluted solution of the agricultural chemical.

Growing community of inventors

Wakayama, Japan

Takeshi Tomifuji