JP2010168069A - Container for prewashing treatment agent - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a container for a prewashing treatment agent which can apply a prewashing treatment agent by an application ball rolling smoothly on a laundry. <P>SOLUTION: This container 100 for the prewashing treatment agent is used for storing the prewashing treatment agent and applying it on the laundry. The container 100 includes a container body 110 with an opening 111 and an application ball 130 on the opening 111 of the body 110 which closes the opening 111 and rolls being partially outwardly protruded from the body 110. At least the surface layer of the ball 130 is made of a rubber composition whose rubber stiffness measured by a Type A durometer based on JIS K 6253 is 50-95. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a laundry pretreatment agent container and a laundry pretreatment agent product using the same.

  In the case of washing laundry such as clothing, it is common to apply a pre-washing agent to a heavily soiled or stained part before being put into the washing machine. As a container for a laundry pretreatment agent in which such a laundry pretreatment agent is placed, there is a container in which a sponge or the like is attached to an opening so that the laundry pretreatment agent can be directly applied to the laundry.

  On the other hand, Patent Documents 1 and 2 disclose a drug container in which a resin coating ball is rotatably fitted and held in an opening of a container body.

Japanese Patent Application Laid-Open No. 2005-186997 JP 2002-293355 A

  Even if you try to apply the laundry pretreatment agent to the laundry using a container with resin balls, the pretreatment for the laundry will slide on the laundry without rotation. There is a problem that the agent does not adhere or that the pretreatment agent for washing becomes intermittent.

  An object of the present invention is to provide a laundry pretreatment agent container in which a coated ball can smoothly roll on a laundry and apply a pretreatment agent for washing, and a laundry pretreatment agent product using the same.

The container for the pretreatment agent for washing according to the present invention is used for storing the pretreatment agent for washing and applying it to the laundry,
A container body having an opening;
An application ball that seals the opening of the opening at the opening of the container main body and a part of which protrudes to the outside of the container main body to be rotatable;
With
In the coated ball, at least the surface layer portion is formed of a rubber composition having a rubber hardness of 50 to 95 measured with a type A durometer based on JIS K 6253.

  The laundry pretreatment agent product of the present invention is obtained by placing a laundry pretreatment agent in the laundry pretreatment agent container of the present invention.

  According to the present invention, at least the surface layer portion of the coated ball is formed of a rubber composition having a rubber hardness of 50 to 95 measured with a type A durometer based on JIS K 6253. The laundry pretreatment agent can be applied smoothly on the laundry.

It is a fragmentary sectional view of the container for washing pretreatment agents concerning this embodiment.

  Hereinafter, the container 100 for washing | cleaning pretreatment agents which concerns on this embodiment is demonstrated.

  FIG. 1 shows a container 100 for a pretreatment agent for washing according to this embodiment.

  The container 100 for washing pretreatment agent has a container main body 110 formed in a substantially cylindrical shape with a bottom, and a spherical application ball 130 is provided in an opening 111 opened above the container main body 110 via an inner plug member 120. The cap member 140 is provided so as to cover the upper part of the application ball 130 and the container main body 110. The container main body 110, the inner plug member 120, and the cap member 140 are all resin molded members such as polyethylene resin and polypropylene resin.

  The container body 110 is formed such that the upper part has an outer diameter slightly smaller than the lower part, and a hook-shaped inner plug engaging part 112 that extends outward is formed at the upper part at the upper part. A cap screwing portion 113 is formed on the outer side of which a protrusion is integrally provided in a spiral shape. The container body 110 has, for example, a height of 50 to 200 mm, an outer diameter of 15 to 80 mm, and a capacity of 10 to 500 mL.

  The inner plug member 120 has a ball holding portion 121 formed in a bowl shape with a bottom, and a cylindrical inner fitting portion 122 is provided in the vicinity of the bottom portion outside the ball holding portion 121, and an inner portion is provided in the middle portion. Cylindrical outer fitting portions 124 having container engaging claws 123 on the periphery are integrally provided, and a trapezoidal annular ball support protrusion 125 having a trapezoidal cross section is integrally provided in the vicinity of the inner bottom of the ball holding portion 121. ing. The inner plug member 120 has an inner fitting portion 122 fitted into the opening 111 of the container main body 110 and an outer fitting portion 124 fitted into the opening 111, thereby opening the opening 111 of the container main body 110 therebetween. And the container engaging claw 123 of the outer fitting portion 124 is attached to the container main body 110 by engaging with the inner plug engaging portion 112.

  The application ball 130 is fitted into the ball holding portion 121 of the inner plug member 120 and is rotatably held in contact with the opening end and the ball support protrusion 125. As a result, the application ball 130 is configured to seal the opening of the opening 111 with respect to the container main body 110 and to be partly protruded to the outside of the container main body 110 so as to be rotatable. The application ball 130 has a diameter of 10 to 30 mm, for example.

  The coated ball 130 has at least a surface layer portion formed of a rubber composition. The coated ball 130 may be entirely formed of the rubber composition, or a core layer such as metal or resin is embedded and the surface layer portion is formed of the rubber composition. Also good.

  The rubber composition forming at least the surface layer portion of the coated ball 130 is configured by crosslinking (vulcanizing) a raw rubber (raw rubber) obtained by adding a rubber compounding agent and kneading.

  Examples of the raw rubber include natural rubber (NR), isoprene rubber (IR), styrene butadiene rubber (SBR), butadiene rubber (BR), nitrile rubber (NBR), chloroprene rubber (CR), butyl rubber (IIR), and ethylene. Propylene rubber (EPDM), chlorosulfonated polyethylene rubber (CSM), chlorinated polyethylene rubber (CM), epichlorohydrin rubber (CO, ECO), acrylic rubber (ACM, ANM), silicone rubber (Q), fluoro rubber ( FKM) and urethane rubber (U). The raw rubber may be composed of a single species, or may be composed of a mixture of a plurality of species.

  Examples of rubber compounding agents include vulcanizing agents (crosslinking agents), vulcanization accelerators, anti-aging agents, vulcanization acceleration aids, reinforcing agents such as carbon black, silica and calcium carbonate, fillers, process oils, and the like. Can be mentioned.

  The rubber composition has a rubber hardness of 50 to 95 measured with a type A durometer based on JIS K 6253. When the rubber hardness is within this range, liquid breakage and liquid leakage are suppressed, an appropriate amount of pretreatment agent for washing adheres to the application balls 130, and the application balls 130 can smoothly roll on the laundry. . From this viewpoint, the rubber hardness is preferably 50 to 95, more preferably 60 to 90.

  The rubber composition preferably has a tensile strength measured according to JIS K 6251 of 10 to 30 MPa, and an elongation at break of 100 to 400%.

  The coated ball 130 is preferably subjected to surface polishing treatment.

  Such a coated ball can be obtained, for example, by molding and polishing a commercially available rubber of any kind and hardness. As a thing processed into the shape of a ball in advance, it is possible to obtain it from, for example, Ohashi Gokyu Co., Ltd. (more specifically, a nitrile rubber ball 3/4 inch polished product, etc.).

  The cap member 140 has an upper part formed in a hemispherical shape, and subsequently a lower part formed in a cylindrical shape. The cap member 140 includes an annular ball fixing ridge 141 integrally formed on the inner side of the upper portion, and a container screwing portion 142 having a ridge formed in a spiral shape on the inner side of the lower portion. The cap member 140 is detachably attached to the container main body 110 when the container screwing portion 142 is screwed into the cap screwing portion 113 of the container main body 110, and in the state of being attached to the container main body 110, the cap member 140 is fixed to the ball. The protrusion 141 is configured to contact and fix the application ball 130.

  Next, the laundry pretreatment product according to this embodiment will be described.

  The laundry pretreatment product according to the present embodiment is a product obtained by putting a laundry pretreatment agent in the laundry pretreatment agent container 100.

  The laundry pretreatment agent is a composition containing a surfactant.

  Surfactants include (i) nonionic surfactants, (ii) anionic surfactants, (iii) cationic surfactants, and (iv) amphoteric surfactants. The surfactant may contain only a single species or a plurality of species.

  (I) Nonionic surfactants include, for example, polyoxyalkylene alkyl ethers, polyoxyalkylene alkyl phenyl ethers, polyoxyethylene sorbitan fatty acid esters, polyoxyethylene sorbite fatty acid esters, polyethylene glycol fatty acid esters, polyoxyethylene fatty acid alkyls. Ester, polyoxyethylene polyoxypropylene alkyl ether, polyoxyethylene polyoxypropylene fatty acid alkyl ester, polyoxyethylene alkylamine, glycerin fatty acid ester, polyglycerin alkyl ether, polyoxyethylene higher fatty acid ester, higher fatty acid alkanolamide, polyoxy Ethylene higher fatty acid alkanolamide, fatty acid polyhydric alcohol ester, sucrose fatty acid ester Ether, alkyl amine oxides, alkyl glycosides and alkyl glucose amides.

  The content of the nonionic surfactant is 3 to 40% by mass, preferably 5 to 30% by mass, from the viewpoints of detergency, hand feeling after rinsing, rough hand resistance, rinsing properties, foam feeling and foaming property. % Is more preferable, and 5 to 20% by mass is particularly preferable.

  (Ii) As an anionic surfactant, for example, an alkylbenzene sulfonate having an alkyl group having an average carbon number of 10 to 20, an alkyl derived from a linear primary alcohol or a linear secondary alcohol having an average carbon number of 10 to 20 An alkyl ether sulfate having an alkyl group derived from a group or a branched alcohol and having an average of 0.5 to 5 mol of ethylene oxide added in one molecule, an alkyl having an average alkyl group of 10 to 20 carbon atoms or an alkenyl group, or Examples thereof include alkenyl sulfates and saturated or unsaturated fatty acid salts having an average carbon number of 8 to 20.

  Examples of the counter ion of the anionic surfactant include cations such as sodium, potassium, magnesium, calcium, and alkanolamine, and mixtures thereof. Of these, sodium, potassium, monoethanolamine, diethanolamine, monomethyldiethanolamine, and triethanolamine cations are particularly preferred. In addition, when it contains an anionic surfactant, after mix | blending with an acid form, you may add and neutralize the alkali agent containing these counterions.

  The content of the anionic surfactant of a fatty acid salt is preferably 0 to 30% by mass, more preferably 0 to 20% by mass or more, from the viewpoints of detergency, foamability and foam feel. It is particularly preferably 10 to 10% by mass.

  (Iii) Examples of the cationic surfactant include amine salts of mono long-chain alkyl or di-long alkyl having 12 to 20 carbon atoms, ammonium salts, and the like.

  Examples of (iv) amphoteric surfactants include alkyl carbobetaines, alkyl sulfobetaines, alkylamido hydroxysulfobetaines, alkylamidoamine type betaines, and alkylimidazoline type betaines.

  The laundry pretreatment agent may contain a builder component that is conventionally used in a laundry detergent.

  Examples of the builder component include alkali agents, viscosity modifiers, hydrotropes, polyoxyalkylene benzyl ethers and polyoxyalkylene phenyl ethers for improving detergency, and polyvalent carboxylic acids having the ability to capture divalent metal ions. Aminopolyacetates such as nitrilotriacetate, ethylenediaminetetraacetic acid (EDTA), hydroxyethyliminodiacetic acid, triethylenetetramine hexaacetate, malonic acid, succinic acid, diglycolic acid, malic acid, tartaric acid, citric acid, etc. Organic metal ion sequestering agents such as salts; polyacrylic acid, polymaleic acid, carboxymethylcellulose, acrylic acid / maleic acid copolymer, maleic anhydride / diisobutylene copolymer, maleic anhydride having anti-staining or dispersing ability・ Methyl vinyl ether copolymer, no Carboxylic compounds such as maleic acid / isobutylene copolymer, maleic anhydride / vinyl acetate copolymer, naphthalene sulfonate formalin condensate and the like, and carboxylic compounds such as polymer compounds described in JP-A-59-62614 Acidic polymer polymer sequestering agent (content of polymer sequestering agent is preferably 0.5% by mass or more from the viewpoint of detergency); polyethylene glycol (PEG), polyvinylpyrrolidone (PVP) and dispersants such as polyvinyl alcohol (PVA) or color transfer inhibitors; bulking agents such as sodium sulfate; bleaching agents such as sodium percarbonate; tetraacetylethylenediamine (TAED) and JP-A-6-316700 Described bleach activators; amylases, proteases, lipases, cells Enzymes such as sesase, pectinase and glucosidase; enzyme stabilizers such as calcium chloride, calcium sulfate, sodium sulfite, formic acid, lactic acid and boron (boron compound); silicone / silica antifoams composed of silica, silicone oil, emulsifier, etc. Agent: Biphenyl type or stilbene type fluorescent dye (for example, trade name: Cinopal CBS manufactured by Ciba Geigy); fiber modifiers such as amino-modified silicone, polyether-modified silicone, carboxy-modified silicone; butylhydroxytoluene, distyrenated cresol, Antioxidants such as sodium sulfite and sodium bisulfite; antibacterial preservatives (for example, trade name: Proxel BDN manufactured by Zeneca Co., Ltd., trade name: Caisson CG manufactured by Rohm and Haas Japan Co., Ltd.); Such as fragrances It is. Each of these builder components can be contained in a known content. These other builder components are described in JP-A-8-218093.

  However, it is preferable that the washing pretreatment agent does not contain a chelating agent from the viewpoint of preventing elution of the components of the rubber composition forming the surface layer portion of the coated ball 130. The chelating agent is, for example, an alkali metal salt or lower amine salt of gluconic acid, glucoheptonic acid, ethylenediaminetetraacetic acid, citric acid, malic acid, or hydroxyethylidene diphosphonic acid.

  The washing pretreatment agent preferably has a pH of 5 to 11 measured at 20 ° C. based on JIS K3362.

  The washing pretreatment agent preferably has a viscosity of 5 to 500 mPa · s at 25 ° C. measured based on JIS K5101-6-2.

  In the laundry pretreatment product according to the present embodiment, the cap member 140 is rotated and removed from the container body 110, and the application ball 130 is turned upside down to come into contact with the laundry (particularly dirty). At the same time, the application ball 130 is rotated by moving the container main body 110 in the lateral direction, and the pretreatment agent for washing adheres to the surface of the application ball 130 inside the container main body 110 and adheres to the surface of the application ball 130 outside. The laundry pretreatment agent is transferred to the laundry and applied. At this time, according to this laundry pretreatment product, at least the surface layer portion of the coated ball 130 is formed of a rubber composition having a rubber hardness of 50 to 95 measured with a type A durometer based on JIS K 6253. Therefore, the application balls 130 can smoothly roll on the laundry and apply the washing pretreatment agent.

(Container for laundry pretreatment agent)
<Example>
A configuration similar to that of the above embodiment using a nitrile rubber (NBR) made of a rubber composition having a rubber hardness of 80 measured by a type A durometer based on JIS K 6253. A container for a pretreatment agent for washing was used as an example.

<Comparative Example 1>
A container for a pretreatment agent for washing having the same configuration as that of the example except that glass balls were used as the application balls was designated as Comparative Example 1.

<Comparative example 2>
A container for a pretreatment agent for washing having the same configuration as that of the example was used as Comparative Example 2 except that resin balls (made of polypropylene resin) were used as the application balls.

(Test evaluation method)
As a pretreatment agent for washing, a blend of 10% Emulgen 120 (C12EO 10 mol) manufactured by Kao Corporation and ion-exchanged water (remainder) was prepared. The viscosity of this cleaning agent was 15 mPa · s at 25 ° C.

  And the experiment which put a washing pretreatment agent in each of an Example and Comparative Examples 1-2 and apply | coats a washing pretreatment agent to a laundry was done.

(Test evaluation results)
In the example, the pretreatment agent for washing was able to be applied to the entire portion where the coated ball smoothly rolled on the laundry and contacted with the coated ball. On the other hand, in Comparative Examples 1 and 2, the coated ball did not rotate or rotated intermittently, and the pretreatment agent for washing could not be applied to the entire portion in contact with the coated ball.

  INDUSTRIAL APPLICATION This invention is useful about the container for laundry pretreatment agents, and the laundry pretreatment agent product using the same.

DESCRIPTION OF SYMBOLS 100 Washing | cleaning pretreatment agent container 110 Container main body 111 Opening part 112 Inner plug engaging part 113 Cap screwing part 120 Inner plug member 121 Ball holding part 122 Inner fitting part 123 Container engaging nail 124 Outer fitting part 125 Ball support protrusion 130 Application ball 140 Cap member 141 Ball fixing protrusion 142 Container screwing portion

Claims (3)

A container for a laundry pretreatment agent that is used to store a laundry pretreatment agent and to be applied to laundry,
A container body having an opening;
An application ball that seals the opening of the opening at the opening of the container main body and a part of which protrudes to the outside of the container main body to be rotatable;
With
The coated ball is a container for a pretreatment agent for washing, wherein at least a surface layer portion is formed of a rubber composition having a rubber hardness of 50 to 95 as measured with a type A durometer based on JIS K 6253.   A laundry pretreatment agent product, wherein the laundry pretreatment agent is placed in the laundry pretreatment agent container according to claim 1.   The laundry pretreatment product according to claim 2, wherein the laundry pretreatment agent does not contain a chelating agent.

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