JPH02138376A - Withered grass coloring composition - Google Patents

Abstract

PURPOSE:To obtain a withered grass coloring composition which can give a film which can allow withered grass to appeal to the eye of a passenger or give him visual pleasure when viewed from distance by using an aqueous resin emulsion containing a colorant and having a specified viscosity and a specified film-forming temperature as a component. CONSTITUTION:A withered grass coloring composition comprising an aqueous resin emulsion containing 0.1-50wt.% colorant and having a viscosity of 10-15000 cP at 25 deg.C and a film-forming temperature of -30 to 30 deg.C. As the colorant, a pigment or a dye can be used. The use of a room temperature crosslinking aqueous resin emulsion as the aqueous resin emulsion is effective for low- temperature film-forming properties in winter, giving a film excellent in staining resistance and durability, giving a film prevented from heat blocking, withstanding the forces of frost columns or ice and preventing the applied emulsion from being redispersed by rain or the like. A desirable room temperature crosslinking aqueous resin dispersion is one formed by adding a dihydrazide compound or polyhydrazide compound having -NHNH2 to an aqueous emulsion of an acrylic resin having a ketone or aldehyde group.

Description

[Detailed Description of the Invention] [Field of Industrial Application] The present invention is designed to reduce the yellow and brown color of dried grass in the summer and winter when the grass and leather on golf course fairway greens, parks, banks, embankments, etc. are withered. This invention relates to a coloring agent composition for dried grass which gives a visually appealing film by coloring dried grass in grass-colored green, yellow, pink, red, and light blue with a feeling of warmth, thereby reducing the bleakness of the landscape.

[Prior art]

In the summer and winter, the grass on the golf course 7 Airway is withered and brown, making it a desolate scene. The same is true for lawns in parks.

To counteract this desolate landscape, we have transplanted pansy, tulips, and seven-league trees grown in greenhouses with different varieties of grass here and there.

[Problem to be solved by the invention]

However, these plants transplanted from greenhouses in winter have poor cold tolerance and will wilt or die within a few days, making it necessary to replace them with new reeds in a short period of time.

In addition, people who are not very public-minded often throw lit cigarette butts on dry grass, causing fires.

The present invention is based on coloring dried grass or a mixture of dry grass and live grass to appeal to passers-by's long-distance visual perception. An object of the present invention is to provide a hay coloring composition that provides a visually pleasing coating.

The second object of the present invention is to use a vinylidene chloride resin emulsion, a vinyl chloride resin emulsion, or an aqueous resin emulsion further blended with a flame retardant as a binder for a coloring agent, and to produce a flame retardant material formed from these emulsions. An object of the present invention is to provide a grass hay coloring composition that can make grass hay flame retardant by forming a discontinuous film.

The third object of the present invention is to apply a coloring agent containing a cellulose-degrading enzyme and a resin aqueous emulsion to dried grass, thereby coloring the dried grass, accelerating the decomposition of the dried grass, and promoting the action of returning it to the soil. An object of the present invention is to provide a dry grass coloring composition that can be used as a coloring agent.

A fourth object of the present invention is to use a coloring composition in which fertilizer is mixed with a coloring agent in an aqueous resin emulsion, thereby making it possible to color dried grass and fertilize soil by applying this coloring composition. A coloring material composition is provided.

A fifth object of the present invention is to use a dried grass coloring material composition consisting of a resin aqueous emulsion containing flower and grass seeds together with a coloring agent, and to apply this to dried grass to color the dried grass and to perform seeding. The purpose of the present invention is to provide a dried grass coloring material composition that can be used as a colorant.

The sixth object of the present invention is to color dried grass and improve soil by adjusting the pH of the aqueous resin emulsion containing a coloring agent to be alkaline or acidic, or by incorporating mineral gold. [Specific means] The present invention contains a coloring agent of 0.1 to 50% by weight.
The present invention provides a dried grass colorant composition comprising an aqueous resin emulsion having a viscosity of 10 to 15,000 centipoise at 10°C and a film forming temperature of 130 to +30°C.

The coloring agent may be either a pigment or a dye. Specifically, pigments such as Cerampur-1 Zinc Green, C,1, Pigment Red 48, and C,L Pigment Orange 5, Phthalocyanine Blue, and the like are used.

In addition, organic fillers such as Burr pigments, scaly materials, fillers, matting agents, and hollow resins are added as fillers, and GY (yellow green) and G (green ) and BG (blue-green). It can also be colored in other desired colors as a display. In particular, metallic clear lacquers and colored clear lacquers are suitable for indoor and outdoor ornamental plants because they produce unique design effects when exposed to light.

The resin aqueous emulsion is prepared by combining the vinyl monomer with a surfactant such as sodium dodecylbenzenesulfonate or sulfuric acid half ester of p-nonylphenol, or a protective colloid agent such as polyvinylpyrrolidone, polyvinyl alcohol, or water-soluble polyacrylate, and potassium persulfate. It is obtained by emulsion polymerization in the presence of a reaction initiator, and the film forming temperature is 30
℃ or less is preferable in terms of on-site drying properties. In addition,
Prevents solid components from flowing out in the emulsion after application, and protects reactive emulsifiers such as alkyla sulfoconolinate (Na+ or K''), polyvinyl alcohol, polyvinylidone, etc. rather than using surfactants from an environmental standpoint. It is better to mainly use colloid agents.

As a vinyl monomer, n-propyl methacrylate (Tg
s1℃), styrene (100℃), acrylonitrile (
100℃), methyl methacrylate (105℃), methacrylic acid (130℃), itaconic acid (130℃), acrylamide (153℃), 2-ethylhexyl acrylate (Tg-85℃), n-butyl acrylate ( -54℃)
, ethyl acrylate (-22℃), isopropyl acrylate (-5℃), 2-ethylhexyl methacrylate (-
5℃), n-propyl acrylate (8℃), n-butyl methacrylate (20℃), vinyl acetate (30℃), t-butyl acrylate (45℃), 2-hydroxyethyl methacrylate (55℃) ), ethyl methacrylate (65°C)
, isobutyl methacrylate (67°C), vinyl chloride (7
(9℃), vinylidene chloride (-18℃), ethylene, etc. are used alone or in combination of two or more (the numbers in parentheses are the glass transition points of homopolymers of these vinyl monomers) .

The type and amount of these monomers used are as follows: The coloring agent's angle of use is the glass transition point of the emulsion resin, which is between 30°C and +30°C.
Select so that

As the vinyl monomer component, unsaturated carboxylic acids such as acrylic acid, methacrylic acid, itaconic acid, and maleic anhydride are used.
Using 1 to 3 weights of acid is suitable for the purpose of improving adhesion to grass, but too much acid is undesirable because it has a strong influence on living organisms and soil. Also, when the amount of acid is small, -OH, -
It is preferable to add a monomer having a functional group such as CONHt or NHs.

Furthermore, by neutralizing these acid groups in the form of salts such as Ca, Mn, KXMg, ammonium, etc., it is also possible to include nutrients and minerals necessary for the growth of plants such as lawns in the emulsion as constituent components.

In this case, Ca Z+, Mg! If a large amount of .

In addition, using a room-temperature crosslinkable resin aqueous emulsion improves low-temperature film forming properties in winter, provides a film with excellent stain resistance and durability, and prevents proking caused by heat and prevents frost pillars and ice. It is effective in creating a film that can withstand the force of water and preventing redispersion of emulsions during application due to rain, etc. Such room-temperature crosslinkable resin aqueous dispersions include those in which a dihydrazide compound or polyhydrazide compound having -NH-NH is blended into an aqueous emulsion of an acrylic resin having a ketone group or an aldo group (JP-A-57-3850). , No. 57-3857, No. 58-96643, No. 61-166848, No. 62
-25163, 62-62851, 62-62
No. 852, No. 62-72742) are preferred. In addition, emulsions such as the one-component crosslinking type emulsion Acryset Ep series manufactured by Nippon Shokubai Chemical Industry Co., Ltd. may also be used.

In addition, as resin aqueous emulsions, vinyl chloride resin aqueous emulsions, vinyl chloride resin emulsions, and emulsions polymerized in the presence of flame retardants (patent application No. 63
-172178) imparts flame retardancy to the reeds, which is preferable in terms of fire prevention caused by cigarette butts.

The content of colorants such as pigments and dyes in the colorant (calculated excluding water in the emulsion, ie, colorant content in the formed film) is 0.1 to 50% by weight.

If the weight is less than 0.0, the coloring function will not be fully exhibited, and if the weight exceeds 50.4, there is no need for the coloring agent or filler to exert any further effect of coloring.

In addition to colorants, ammonium sulfate, ammonium nitrate, potassium chloride, urea, phosphorus-based fertilizers, nitrogen phosphorus, potassium fertilizers, and Ca (OH).

It is preferable to incorporate a cellulose-degrading enzyme or a cellulose-degrading enzyme in that fertilizers from new shoots that appear in the spring can be applied at the time of applying the coloring agent, and that decomposition of dried grass can be promoted and returned to the soil as fertilizer.

Cellulase (/-1,4-
Glucan Glucanohydrase) - Commercially available products include Cellulase Nagase (Nagashio Sangyo), Meirase (Meiji Seika), and Cellulase AP (Ohno Pharmaceutical). Others, β-1
, 3-glucanase can be used.

The fertilizer is used in a weight range of 0.1 to 20% by weight, and the cellulose decomposing enzyme is used in a weight range of 0.3 to 54% in the grass hay coloring composition. Ca (OH)2 weighs 5 to 200 times the solid content of the emulsion resin! A winter anti-settling agent, flow control agent, plasticizer, lower alcohol, filler, wetting agent, water repellent, texture control agent, crosslinking agent, pH control agent, etc. may be added.

Use of isopropyl alcohol, ethanol, or ethylene glycol as the lower alcohol is good for drying properties and getting wet on grass. This is due to the cuticle layer, which is a wax-like substance located on the outside of the epidermal cells.

The viscosity of the dried grass colorant composition at 25° C. is 10 to 15,000 centipoise from the viewpoint of coating and spreading properties. In actual application, it is diluted 50 to 120 times before use.

As the application means, spraying methods such as spraying, airless spraying, power spraying, etc. are most suitable. For indoor ornamental plants, spraying or misting is recommended.

The dried grass colorant composition has an application area of 1rr? It is mainly used during the period when the solid content of the emulsion is between 0.5 and 20 f and the greenery disappears, but from spring to autumn it is the growing season of weeds and the period when pests and diseases occur. There is also. Therefore, when a herbicide is added to the coloring material of the present invention, the target leather is withered and colored, so that there is no need to see unsightly traces of weeds. Of course, it is a selective herbicide and is suitable for weed control in lawns.

Also, by adding fungicides, insecticides, and acaricides to the emulsion, it is possible to disinfect grass.

As herbicides, Shimaji/, Vesco, MCPP.

Pasta solution, Tasadown emulsion, etc.: As fungicides, Mycin S1 polyoxin, Pennalate, Saburol, etc. can be used, and as other plant growth regulators, Ruton, Be-Nine aqueous solution, etc. can be used.

Example-1 Room temperature crosslinking type aqueous resin emulsion, Acronal YJ・
2720 (Mitsubishi Yuka Verdeishe ■Product name, MF
T6℃, solid content 4B4) 100 parts by weight water 56 1
Techtenol 61 antifoaming agent
o, 5 weight fine Dainichiseika colorant E
P510 (green 1 10EP130 (yellow) 2
A thickener was added to the mixture of 01 EP335 ((RO) 3I) to adjust the viscosity to 1000 cps.

The solid content of this liquid is about 294, and the film forming temperature is 0° C. or lower.

This pre-mixed grass coloring material was diluted 70 times and sprayed with a power sprayer in the usual manner to 50% O. The following spraying test was conducted at a ratio of /-.

On February 2, 1963, a yellowish color was observed when the product was applied to a withered lawn outdoors. (Inside the Mitsubishi Yuka Bardeishe Factory, Yojiri-cho, Yokkaichi City) March 30, 1963: There was no particular change in the green coloring.

On April 20, 1963, no abnormalities were observed in the growth of new shoots on the lawn.

As of July 29, 1963, the colored lawn is growing no different from other areas.

On September 17, 1963, it was applied to lawns under normal growth using a power sprayer.

Until November 2, 1963, no adverse effects on grass growth were observed. In addition, although the non-coated area turns yellow, it retains its green color.

Example-2 The grass coloring material of Example-1 was diluted 70 times with water, and the commercially available herbicide Vesco (manufactured by Shikinichi Pharmaceutical Co., Ltd., trade name) was added to the diluted water to the specified dilution rate with water. Add this with a manual sprayer, 6
It was applied to dead lawns and grasslands at 35097 on March 4, 2013.

Observation was made one week later, and it was confirmed that the legumes, etc. in the turfgrass had withered while remaining green in color.

It was confirmed that all of the bamboo plants among the dead reeds in the grassland were also withered.

Example-3 Temperature regulator, anchor stirrer, reflux condenser, supply container,
The following raw materials were charged into a reaction vessel equipped with a thermometer and a sound introduction tube.

200 parts of water 30 parts aqueous solution of anionic/reactive emulsifier Latemul S-180A (Kako) 15 parts ethylene oxide 2
20 parts of a 20% aqueous solution of p-nonylphenol (nonionic emulsifier) reacted with 5 mol of p-nonylphenol (nonionic emulsifier) Next, after purging the inside of the reaction vessel with nitrogen gas, the following feed 104 was added, and the mixture was heated to 90°C. Heated.

Supply ■ Water 200 parts 30 ml aqueous solution of the above anionic emulsifier 40 parts Methyl methacrylate 156 parts n-butyl acrylate 230 parts Acrylic acid
Part 2' Acrylamide
12 parts.

Furthermore, after charging 10 portions of 2.5 parts of potassium persulfate dissolved in 85 parts of water (Feed ■) into the container, all of the remaining Feed ■ and 904 of Feed ■ were added to 3. Feed into the container for 5 hours 2, and after the supply is finished, maintain the same temperature for 2 hours to feed I Polymerization was performed to obtain an anionic resin aqueous emulsion (film forming temperature: 0° C. or lower). Gao, pI(-5,
Prepared using 01C ammonia water.

Using this aqueous resin emulsion with a solid content concentration of 50% by weight, the coloring formulation of Example 1 was carried out.

This grass coloring material (solid content 304) was diluted 50 times with water, and cellulose Nagase (Nagase Seikagaku Kogyo ■) was dissolved therein to give a winter concentration of 450 f/- with a manual sprayer.
It was painted on March 4, 1963, especially on a dry lawn with tall grass.

When observed on April 20, 1963, despite the tall dead grassland, new buds were growing as well as others, and they were beginning to turn green.

Example-4 Vinylidene chloride resin aqueous emulsion Deiofan YJ-0800D” (Mitsubishi Yuka Verdice Co., Ltd. special solid product name, solid content 45, minimum film forming temperature 12°C) was used with the coloring formulation of Example-1. , grass coloring material was obtained.

Dilute this 50 times with water and use a manual sprayer to 1.50.
It was applied evenly to the dead graveyard so that it became 0f/-.

When field burning was carried out, the areas coated with the coloring material of Example 1 and areas not coated burned in the same way, but the areas coated with the coloring material of Example 4 did not immediately disappear even if they burned at first. confirmed.

Example-5 Nippon Shokubai Chemical Co., Ltd.'s one-component cross-linked emulsion Acryset EP-106 (solid content approximately 34, MFT 3°C, anion pH 8) was added with the same solid content ratio as the coloring formulation of Example-1. The grass coloring material was diluted 50 times with water and applied at 800 f/m.
On September 17, 1963, it was applied to a lawn under normal growth conditions.

Until November 2, 1963, no adverse effects on the growth of the grass were observed, and although the uncoated areas turned yellow, they maintained their green color.

Example-6 The grass coloring material of Example-1 was diluted 100 times with water, and the water-soluble fertilizer Ibonex 5-1O-5 (trade name of Murakami Bussan) was diluted 100 times with water as specified. It was added so that

On September 17, 1963, 350 t/- was applied using a power sprayer. There are no abnormalities in the growth of the lawn, and it is growing smoothly due to fertilization.

Also, on November 2, 1963, the untreated lawn surface began to turn brown and wither, but it still maintained its green color.

Example 7 The grass coloring material of Example 1 was diluted 100 times with water, and nitrate lime for fertilizer was dispersed therein in an amount of 30 times the original solution. This was thoroughly applied to the lawn surface at 500 P/i using a manual sprayer while stirring thoroughly.

The applied lawn was colored green, but white particles of lime were distributed. No problems in application.

No problems between September 17, 1963 and November 2, 1963.

Example-8 Room-temperature crosslinking type aqueous resin Disversion Acronal YJ-27200 100 parts by weight water of Example-1
36 weight 1 part isopropyl alcohol 14 1 butyl cellosolve
5I Texanol
5I antifoaming agent 0.51 Dainichiseika colorant EP-510 (Midori) 2Fl:P-13
0 (yellow) 4 Metallic pigment Iriodin blue-green (manufactured by MERCK) l
A grass coloring material having a viscosity of s s o cps was prepared by blending z.

This grass colorant was diluted 20 times with water and 10 times with Inglovir alcohol.

While stirring this, use a sprayer to apply 250 f/l onto the lawn surface.
It was applied at a ratio of /.

After drying, the blue-green metallic pigments shimmered in the light in a pale green color, creating an unprecedented finish.

Also, 63 years since September 17, 1963! No abnormality in the lawn was detected until January 2nd.

Claims (1)

[Claims] 1) Contains 0.1 to 50% by weight of a colorant, has a viscosity of 10 to 15,000 centipoise at 25°C, and has a film forming temperature of -3
A haystack colorant composition comprising an aqueous resin emulsion at 0°C to +30°C. 2) The composition according to claim 1, wherein the colorant is a green pigment or a green dye. 3) The composition according to claim 1, wherein the aqueous resin emulsion is an aqueous resin emulsion obtained using a reactive emulsifier. 4) The composition according to claim 1, wherein the aqueous resin emulsion is a cold crosslinkable resin aqueous emulsion. 5) The composition according to claim 1, wherein the aqueous resin emulsion is a flame retardant aqueous resin emulsion. 6) The composition according to claim 3, wherein the aqueous resin emulsion has its acid groups neutralized with ammonium salt, Ca^+^+ or K^+. 7) Colorant 0.1-50% by weight, fertilizer 0.1-20%
A dried grass coloring material composition comprising an aqueous resin emulsion containing % by weight of a resin aqueous emulsion having a film forming temperature of -30°C to +30°C. 8) A film forming temperature containing 0.1 to 50% by weight of a coloring agent and 0.3 to 5% by weight of a cellulolytic enzyme is -30°C to +3°C.
A haystack colorant composition comprising an aqueous resin emulsion at 0°C. 9) 0.1 to 50% by weight of colorant, Mg, Fe, Mn,
Minerals selected from S, B, Zn, Cu, Mo.
A haystack colorant composition comprising an aqueous resin emulsion containing 0.001 to 3% and a film forming temperature of -30°C to +30°C. 10) The amount of colorant is 0.1 to 0.1 to the resin content of the emulsion.
A dried grass coloring material composition comprising an aqueous resin emulsion containing 50% by weight of Ca(OH) and 25 to 200% by weight of Ca(OH).