Classifications

• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
  • C11D3/48—Medical, disinfecting agents, disinfecting, antibacterial, germicidal or antimicrobial compositions
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
  • C11D1/38—Cationic compounds
  • C11D1/62—Quaternary ammonium compounds
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
  • C11D1/66—Non-ionic compounds
  • C11D1/835—Mixtures of non-ionic with cationic compounds
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
  • C11D1/86—Mixtures of anionic, cationic, and non-ionic compounds
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
  • C11D3/0005—Other compounding ingredients characterised by their effect
  • C11D3/001—Softening compositions
  • C11D3/0015—Softening compositions liquid
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
  • C11D1/02—Anionic compounds
  • C11D1/04—Carboxylic acids or salts thereof
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
  • C11D1/66—Non-ionic compounds
  • C11D1/72—Ethers of polyoxyalkylene glycols

Definitions

• the present invention relates to a softener composition.
• JP-A 10-512015 discloses a softener composition comprising a water-insoluble quaternary ammonium salt as a softener and a water-soluble quaternary ammonium salt as an antimicrobial agent compounded therein.
• JP-A 7-3649 discloses a fiber product-softener composition, having pH 2 to 5, comprising a di-long-chain-alkyl amine (C 6-24 alkyl or alkenyl group which may be interrupted by an ether linkage, ester linkage or acid amide linkage) and a mono-long-chain-alkyl quaternary ammonium salt (C 6-24 alkyl or alkenyl group which may be interrupted by an ether linkage, ester linkage or acid amide linkage), at a weight ratio of from 9 : 1 to 5 : 5.
• a di-long-chain-alkyl amine C 6-24 alkyl or alkenyl group which may be interrupted by an ether linkage, ester linkage or acid amide linkage
• a mono-long-chain-alkyl quaternary ammonium salt C 6-24 alkyl or alkenyl group which may be interrupted by an ether linkage, ester linkage or acid amide linkage
• WO 98/56886 discloses an antimicrobial fiber softener composition, being suitable for conferring antimicrobial performance on fibers, comprising a conventional fiber softener composition and one or more cationic antimicrobial agents in a larger amount than required for antimicrobial performance. It, however, is a problem that the antimicrobial water-soluble quaternary ammonium salt lowers the softening effect. The softening effect is necessarily sacrificed in order to attain a satisfactory antimicrobial effect. In particular, it is difficult to achieve a composition demonstrating both a high softening effect and antimicrobial performance being capable of suppressing for long nasty smell attributable to microorganisms when clothes are dried in a room and body smell derived from sweat at the time of wearing.
• the purpose of the present invention is to provide a softener composition which suppresses for long body smell derived from sweat etc. and is excellent in the softening effect.
• the present invention relates to a softener composition
• a softener composition comprising:
• linkage refers to a covalent bond directly linking R 13 with R 17 .
• the component (a) of the present invention is a compound having the formula (1): in which R 1 and R 2 independently represent a C 12-22 , preferably C 14-22 and more preferably C 14-18 alkyl or alkenyl group, X and Y independently represent a group selected from -COO-, -CONR 7 -, -OCO- and -NR 7 CO-, and preferably at least one of X and Y is -COO- or -OCO-; X and Y are preferably -COO- or -OCNR 7 -.
• R 7 represents a hydrogen atom or a C 1-3 alkyl or hydroxyalkyl group.
• R 3 and R 4 independently represent a C 1-5 alkylene group
• R 5 and R 6 represent a C 1-3 alkyl or hydroxyalkyl group or R 1 -X-R 3 -
• Z - is an anionic group.
• Z - is preferably a halogen ion, sulfate ion, phosphate ion, a C 1-3 alkyl sulfate ion or a C 1-12 fatty acid ion.
• the component (a) is particularly preferably the following compound.
• R' and R'' may be the same as or different from each other and represent a C 12-18 alkyl or alkenyl group;
• R''' is a C 1-3 alkyl or hydroxyalkyl group; and
• R'''' is a C 1-3 alkyl group.
• the component (b) of the present invention is a compound represented by formula (2) : wherein R 8 represents a C 12-22 , preferably C 14-22 and more preferably C 14-18 alkyl or alkenyl group, W is -COO-, -CONR 7 -, -OCO- or -NR 7 CO-, preferably -COO- or -OCNR 7 -.
• R 7 represents a hydrogen atom or a C 1-3 alkyl or hydroxyalkyl group, preferably a hydrogen atom.
• R 9 is a C 1-5 alkylene group and R 10 and R 11 independently represent a C 1-3 alkyl or hydroxyalkyl group.
• R 12 is a C 1-3 alkyl group or -R 26 -OH.
• R 26 is a C 1-5 alkylene group.
• Z - is an anionic group, preferably a halogen ion, a fatty acid ion or a C 1-3 alkyl sulfate
• the component (c) of the present invention is a compound of the formula (3) or (4) above shown.
• the most preferable component (c) the following compounds can be exemplified.
• Z - has the meanings as defined above.
• R is a C 12-16 alkyl group.
• R is an optionally branched C 6-10 alkyl group and m is an integer of 1 to 5.
• R is a C 8-18 alkyl group.
• the component (d) of the present invention is a compound of the formula (5) above shown and the anionic group represented by W of the formula (5) is preferably a sulfate ion, a halogen ion, a C 1-12 fatty acid ion or a C 1-3 alkyl sulfate ion.
• the softener composition of the present invention comprises the component (a) in an amount of preferably 3 to 50 % by weight, more preferably 3 to 40 % by weight and particularly preferably 5 to 35 % by weight. Further, the amount of the component (b) is 0.5 to 10 % by weight, preferably 0.5 to 5 % by weight. In addition, it is preferable to the softening effect and the deodorizing effect that a weight ratio of the component (a)/the component (b) is from 80/20 to 99/1, particularly from 85/15 to 95/1.
• the component (c) is contained in an amount of 0.1 to 15 % by weight, preferably 1 to 15 % by weight and particularly preferably 3 to 10 % by weight. Further, it is desirable to the feeling in touch of clothes and the deodorizing effect that the ratio of (c)/(a) by weight is from 1/30 to 1/1, preferably from 1/10 to 1/1.
• the amount of the component (d) is preferably 0.1 to 15 % by weight, more preferably 0.2 to 10 % by weight, and a weight ratio of (a)/(d) is from 50/1 to 2/1, preferably from 30/1 to 2/1, and more preferably from 20/1 to 2/1.
• the softener composition of the present invention is preferably in the form of an aqueous solution comprising at least the component (a) and the component (c) or the component (b) and the component (d), diluted in water.
• the water used is preferably distilled water or deionized water. It is desirable for storage stability that water is incorporated in an amount of 40 to 90 % by weight, more preferably 50 to 85 % by weight and particularly preferably 60 to 85 % by weight into the composition.
• composition of the present invention is adjusted to a pH value of 1 to 6, further 2 to 5, and particularly 2.5 to 4 at 20 °C.
• the nonionic surfactant is preferably a polyoxyethylene alkyl ether containing one or more C 8-20 alkyl or alkenyl group, particularly preferably a nonionic surfactant of the formula (6): R 24 -U-[(R 25 O) p -H] q wherein R 24 is a C 10-18 , preferably C 12-18 , alkyl or alkenyl group, R 25 is a C 2 or C 3 alkylene group, preferably an ethylene group; p is an integer of 2 to 100, preferably 5 to 80, more preferably 10 to 80 and particularly preferably 20 to 60; and U is -O-, -CON- or -N-, and when U is -O-, q is 1, and when U is -CON-or -N-, q is 2.
• the compound of the formula (6) includes for example the following compounds: R 24 -O- (C 2 H 4 O)r-H wherein R 24 has the same meanings as defined above; and when the component (c) is contained, r is an integer of 8 to 100, and when the component (d) is contained, r is an integer of 5 to 100, preferably 10 to 80 and more preferably 20 to 80.
• R 24 -O- (C 2 H 4 O)s (C 3 H 6 O) t-H wherein R 24 has the same meanings as defined above; s and t are independently an integer of 2 to 40, preferably 5 to 40, and the sum of s and t is preferably an integer of 10 to 80, and the ethylene oxide and propylene oxide units may be a random-or block-addition product. wherein R 24 has the same meanings as defined above; and when the component (c) is contained, the sum in total of u and v is an integer of 5 to 100 and when the component (d) is contained, the sum in total thereof is an integer of 10 to 80, preferably 5 to 80.
• the amount of the nonionic surfactant incorporated is 0.5 to 10 % by weight, preferably 1 to 8 % by weight.
• a C 8-22 fatty acid or a salt thereof is preferably added in an amount of 0.1 to 5 % by weight, particularly 0.5 to 3 % by weight.
• the fatty acid or a salt thereof includes caprylic acid, capric acid, lauric acid, myristic acid, palmitic acid, stearic acid, oleic acid or a mixture thereof.
• One or more members selected from lauric acid, stearic acid and oleic acid are particularly preferable.
• fatty acids having an alkyl composition derived from coconut oil, palm oil, palm seed oil or tallow are also preferable.
• an ester compound of a C 8-22 saturated or unsaturated fatty acid and a polyvalent alcohol is incorporated in an amount of 0.1 to 10 % by weight, particularly 0.5 to 5 % by weight into the composition.
• the ester compound is preferably triglycerides, diglycerides, monoglyceride, a mono-, di- or tri-ester of pentaerythritol and sorbitan ester.
• inorganic salts such as calcium chloride are added in an amount of 0 to 1000 ppm, preferably 1 to 1000 ppm, and more preferably 10 to 500 ppm.
• Sodium salts and potassium salts are contained in surfactants such as fatty acid salts and the inorganic salts mixed in the composition by using such surfactants are not subject to the above limitation.
• a solvent component selected from ethanol, isopropanol, glycerin, ethylene glycol, propylene glycol, diethylene glycol, dipropylene glycol and polyoxyethylene phenyl ether is further preferably incorporated for storage stability.
• These solvent components are incorporated in an amount of preferably 0 to 20 % by weight, more preferably 0.1 to 20 % by weight and particularly preferably 0.5 to 10 % by weight into the composition.
• ethanol it is desirable to use a polyoxyethylene alkyl ether sulfate-modified ethanol or an 8-acetylated sucrose-modified ethanol.
• silicone being ordinarily incorporated into a fiber-treating agent, a perfume (particularly preferably a combination of aroma components shown as the components (c) and (d) described in JP-A 8-11387) and a coloring matter may be incorporated into the softener composition of the present invention.
• R: a mixed C 18 and C 16 saturated alkyl group (ratio by weight of C 18 group/C 16 group 60/40)
• R: a mixed C 17 and C 15 saturated alkyl group (ratio by weight of C 17 group/C 15 group 60/40)
• R: a mixted C 17 and C 15 saturated alkyl group (ratio by weight of C 17 group/C 15 group 60/40) (a-5) Dioleoyl hydroxyethyl dimethyl ammonium methyl sulfate.
• R: a mixed C 18 and C 16 saturated alkyl group (ratio by weight of C 18 group/C 16 group 60/40)
• R: a mixed C 17 and C 15 saturated alkyl group (ratio by weight of C 17 group/C 15 group 60/40) (d-1) Didecyl dimethyl ammonium chloride.
• e-1) An addition product of a saturated alcohol containing 12 carbon atoms to which 21 moles on the average of ethylene oxide have been added.
• (e-2) An addition product of lauric acid diethanolamide to which 20 moles on the average of ethylene oxide have been added.
• (f-1) LunackTM S-50 (stearic acid produced by Kao Corporation).
• (f-2) Lauric acid.
• (f-3) Myristic acid.
• (g-2) Calcium chloride.
• (h-1) Coloring matter (Acid blue 9).
• the softener compositions shown in Table 1 were prepared (invention products 1 to 6 and comparative products 1 to 3).
• Two sweaters 100 % cotton
• a washing machine two-tank system laundering machine VH-360S1 manufactured by Toshiba Corp.; detergent concentration, 0.0667 % by weight; 30 L tap water used; water temperature of 20 °C; 10 minutes
• the washing water was discharged and the clothes were dehydrated for 1 minute.
• 30 L tap water was poured into the tank, the clothes were rinsed for 5 minutes, the water was discharged, and the clothes were dehydrated for 1 minute.
• the softener compositions of Table 1 and the corresponding compositions to them, except that the antimicrobial component, the component (c) or (d), was not added, were used in the softening treatment described above. They were evaluated in a paired comparison test using the following criteria by a panel of 10 persons to determine a ⁇ mean value.
• the softener compositions (invention products 7 to 11) shown in Table 2 were prepared in the same manner as in Example 1.
• As the perfume a mixture of 100 parts by weight of a composition of Table 3 and 10 parts by weight of dipropylene glycol was used.
• These softener compositions were evaluated in the same manner as in Example 1. As results they were all recognized to exhibit an excellent smell-preventing effect and softening performance.
• Perfume Ingredient (wt%) Perfume 1 Perfume 2 Perfume 3 Perfume 4 Perfume 5 hexyl cinnamic aldehyde 0 0 13 0 0 Nerolin yarayara 0 0 3 0 0 tricyclodecenyl acetate 0 0 3 0 0 benzyl acetate 0 0 7 0 0 musk ketone 0 0 3 0 0 0 anisyl acetone 0 0 1 0 0 0 0 0 Sandalmysore core 0 0 1 0 0 Aldehyde C14 peach 0 0 1 0 0 Metyl ionone- ⁇ 7 0 0 3 0 Iso E Super 7 0 0 3 0 Tentarome 14 0 0 7 0 4-t-butylcyclohexylacetate 14 0 0 7 0 Lilial 20 0
• the softener compositions shown in Table 4 were prepared. Five shirts (100 % cotton) and 5 towels (100 % cotton) (total weight of the clothes: 1.5 kg) were washed using a commercial weakly alkaline detergent (AttackTM, Kao Corporation) in a laundry machine (two-tank system laundering machine VH-360S1 manufactured by Toshiba Corp.; detergent concentration, 0.0667 % by weight; 30 L tap water used; water temperature of 20 °C; 10 minutes) . Thereafter, the washing water was discharged and the clothes were dehydrated for 1 minute. After 30 L tap water was poured into the tank, the clothes were rinsed for 5 minutes, the water was discharged, and the clothes were dehydrated for 1 minute. Then, 30 L tap water was again poured into the tank and 7 ml of each composition of Table 1 was added thereto. It was stirred with the clothes for 5 minutes. Thereafter the clothes were dehydrated and air-dried.
• AttackTM commercial weakly alkaline detergent
• VH-360S1
• the clothes treated as above were worn for 12 hours by 5 males aged twenties, and the smell generated from the shirts worn were judged using the following criteria by a panel of 10 persons (10 males aged thirties), to determine a mean value.
• ⁇ was assigned to a mean value of less than 0.8, ⁇ to a mean value of 0.8 to less than 1.2, ⁇ to a mean value of 1.2 to less than 1.7, and X to a mean value of 1.7 or more. Results are shown in Table 1.

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• 2000
  • 2000-11-09 EP EP00974874A patent/EP1154068B1/de not_active Expired - Lifetime
  • 2000-11-09 CN CNB008026335A patent/CN1157511C/zh not_active Expired - Fee Related
  • 2000-11-09 ES ES00974874T patent/ES2260065T3/es not_active Expired - Lifetime
  • 2000-11-09 DE DE60027138T patent/DE60027138T2/de not_active Expired - Lifetime
  • 2000-11-09 WO PCT/JP2000/007897 patent/WO2001036737A1/ja active IP Right Grant

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