CN104488933A - Composite herbicide and preparation method thereof - Google Patents

Abstract

The invention discloses a composite herbicide which comprises the following raw materials, by weight, 3-20 parts of thifensulfuron methyl, 1-10 parts of chlorophenol, 3-10 parts of pretilachlor, 2-8 parts of butralin, 8-10 parts of diatomite, 5-10 parts of a surfactant and 10-20 parts of water. The preparation method is simple and environmentally friendly. The composite herbicide has a good weeding effect. By the use of the composite herbicide, weeds have no drug resistance. Drug effect of the composite herbicide lasts long.

Description

A kind of compound herbicide and preparation method thereof

Technical field

The present invention relates to crops herbicide technology field, in particular to a kind of compound herbicide and preparation method thereof.

Background technology

Grassy weed and broad leaved weed are very common in farmland, current weed killer herbicide many employings chemical agent, main employing Pendimethalin, Acetochlor, trefanocide etc. are prevented and treated, and due to Long-Time Service, herbicide resistance improves, cause dosage large, environmental pollution, also add peasant's dispenser cost, in order to solve above-mentioned drawback, the present invention have selected several newtype drug composition with control and herbicidal effect, develops a kind of compound herbicide and preparation method thereof.

Summary of the invention

The present invention proposes a kind of compound herbicide and preparation method thereof, can not only weeding efficiently, and efficiency time is long, high to crop safety.

For achieving the above object, the invention provides following technical scheme:

A kind of compound herbicide, calculates according to parts by weight, comprises following raw material: thiameturonmethyl 3-20 part, chlorophenol 1-10 part, third careless amine 3-10 part, butralin 2-8 part, diatomite 8-10 part, surfactant 5-10 part, water 10-20 part.

Further, described surfactant to comprise in alkyl phenol polyethenoxy ether, fat primary amine salt, alkyl sulfonic acid calcium one or more.

Further, calculate according to parts by weight, comprise following raw material: thiameturonmethyl 3 parts, chlorophenol 1 part, the third careless amine 3 parts, butralin 2 parts, 8 parts, diatomite, 5 parts, surfactant, 10 parts, water.

Further, calculate according to parts by weight, comprise following raw material: thiameturonmethyl 10 parts, chlorophenol 5 parts, the third careless amine 6 parts, butralin 4 parts, 9 parts, diatomite, 8 parts, surfactant, 15 parts, water.

Further, calculate according to parts by weight, comprise following raw material: thiameturonmethyl 20 parts, chlorophenol 10 parts, the third careless amine 10 parts, butralin 8 parts, 10 parts, diatomite, 10 parts, surfactant, 20 parts, water.

Separately, the present invention also provides a kind of preparation method of compound herbicide described above, and this preparation method comprises the steps:

(1) by thiameturonmethyl, chlorophenol, the third careless amine mixing, then add surfactant, mix;

(2) in step (1), add water, control rotating speed 200-400 rev/min, mechanical agitation 30-50 minute, adds butralin while stirring;

(3) diatomite is added in step (2) gained liquid, mechanical agitation 10-30 minute under the rotating speed of 200-400 rev/min, obtain described a kind of compound herbicide.

Beneficial effect of the present invention is as follows:

1, herbicidal effect is good, and weeds are without pesticide resistance.

2, dosing is low, and duration of efficacy is long.

Embodiment

Below in conjunction with embodiments of the invention, be clearly and completely described the technical scheme in embodiments of the invention, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that one of ordinary skilled in the art obtains under the prerequisite not making creative work, all belongs to the scope of protection of the invention.

Embodiment one:

Choose thiameturonmethyl 3-20 part, chlorophenol 1-10 part, third careless amine 3-10 part, butralin 2-8 part, diatomite 8-10 part, surfactant 5-10 part, water 10-20 part.Prepare as follows:

(1) by thiameturonmethyl, chlorophenol, the third careless amine mixing, then add surfactant, mix;

(2) in step (1), add water, control rotating speed 200-400 rev/min, mechanical agitation 30-50 minute, adds butralin while stirring;

(3) diatomite is added in step (2) gained liquid, mechanical agitation 10-30 minute under the rotating speed of 200-400 rev/min, obtain described a kind of compound herbicide.

Embodiment two:

Choose thiameturonmethyl 3 parts, chlorophenol 1 part, the third careless amine 3 parts, butralin 2 parts, 8 parts, diatomite, alkyl phenol polyethenoxy ether 5 parts, 10 parts, water.Prepare as follows:

(1) by thiameturonmethyl, chlorophenol, the third careless amine mixing, then add alkyl phenol polyethenoxy ether, mix;

(2) in step (1), add water, control rotating speed 200 revs/min, mechanical agitation 30 minutes, adds butralin while stirring;

(3) added by diatomite in step (2) gained liquid, under the rotating speed of 200 revs/min, mechanical agitation 10 minutes, obtains described a kind of compound herbicide.

Embodiment three:

Choose thiameturonmethyl 10 parts, chlorophenol 5 parts, the third careless amine 6 parts, butralin 4 parts, 9 parts, diatomite, fat primary amine salt 4 parts, alkyl sulfonic acid calcium 4 parts, 15 parts, water.Prepare as follows:

(1) by thiameturonmethyl, chlorophenol, the third careless amine mixing, then add fat primary amine salt, alkyl sulfonic acid calcium, mix;

(2) in step (1), add water, control rotating speed 300 revs/min, mechanical agitation 40 minutes, adds butralin while stirring;

(3) added by diatomite in step (2) gained liquid, under the rotating speed of 300 revs/min, mechanical agitation 20 minutes, obtains described a kind of compound herbicide.

Embodiment four:

Choose thiameturonmethyl 20 parts, chlorophenol 10 parts, the third careless amine 10 parts, butralin 8 parts, 10 parts, diatomite, alkyl phenol polyethenoxy ether 3 parts, fat primary amine salt 3 parts, alkyl sulfonic acid calcium 4 parts, 20 parts, water.Prepare as follows:

(1) by thiameturonmethyl, chlorophenol, the third careless amine mixing, then add alkyl phenol polyethenoxy ether, fat primary amine salt and alkyl sulfonic acid calcium, mix;

(2) in step (1), add water, control rotating speed 400 revs/min, mechanical agitation 50 minutes, adds butralin while stirring;

(3) added by diatomite in step (2) gained liquid, under the rotating speed of 400 revs/min, mechanical agitation 30 minutes, obtains described a kind of compound herbicide.

In addition, be to be understood that, although this specification is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should by specification integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.

Claims (6)

1. a compound herbicide, is characterized in that, calculates, comprise following raw material: thiameturonmethyl 3-20 part, chlorophenol 1-10 part, third careless amine 3-10 part, butralin 2-8 part, diatomite 8-10 part, surfactant 5-10 part, water 10-20 part according to parts by weight.

2. a kind of compound herbicide according to claim 1, is characterized in that, described surfactant to comprise in alkyl phenol polyethenoxy ether, fat primary amine salt, alkyl sulfonic acid calcium one or more.

3. a kind of compound herbicide according to claim 1, is characterized in that, calculates, comprise following raw material: thiameturonmethyl 3 parts, chlorophenol 1 part, the third careless amine 3 parts, butralin 2 parts, 8 parts, diatomite, 5 parts, surfactant, 10 parts, water according to parts by weight.

4. a kind of compound herbicide according to claim 1, is characterized in that, calculates, comprise following raw material: thiameturonmethyl 10 parts, chlorophenol 5 parts, the third careless amine 6 parts, butralin 4 parts, 9 parts, diatomite, 8 parts, surfactant, 15 parts, water according to parts by weight.

5. a kind of compound herbicide according to claim 1, it is characterized in that, calculate according to parts by weight, comprise following raw material: thiameturonmethyl 20 parts, chlorophenol 10 parts, the third careless amine 10 parts, butralin 8 parts, 10 parts, diatomite, 10 parts, surfactant, 20 parts, water.

6. a preparation method for compound herbicide as described in as arbitrary in claim 1-5, it is characterized in that, described preparation method comprises the steps:

(1) by thiameturonmethyl, chlorophenol, the third careless amine mixing, then add surfactant, mix;

(2) in step (1), add water, control rotating speed 200-400 rev/min, mechanical agitation 30-50 minute, adds butralin while stirring;

(3) diatomite is added in step (2) gained liquid, mechanical agitation 10-30 minute under the rotating speed of 200-400 rev/min, obtain described a kind of compound herbicide.