JPS6118521B2 - - Google Patents

Info

Publication number
JPS6118521B2
JPS6118521B2 JP1502379A JP1502379A JPS6118521B2 JP S6118521 B2 JPS6118521 B2 JP S6118521B2 JP 1502379 A JP1502379 A JP 1502379A JP 1502379 A JP1502379 A JP 1502379A JP S6118521 B2 JPS6118521 B2 JP S6118521B2
Authority
JP
Japan
Prior art keywords
salts
insect
wood
mercaptobenzothiazole
termite
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP1502379A
Other languages
Japanese (ja)
Other versions
JPS55108805A (en
Inventor
Masaji Kitada
Keisaku Ihara
Hiroshi Kishi
Hideo Ishida
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanyo Mokuzai Bofu KK
Original Assignee
Sanyo Mokuzai Bofu KK
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sanyo Mokuzai Bofu KK filed Critical Sanyo Mokuzai Bofu KK
Priority to JP1502379A priority Critical patent/JPS55108805A/en
Priority to DE19792919792 priority patent/DE2919792C2/en
Priority to GB7917185A priority patent/GB2025769B/en
Publication of JPS55108805A publication Critical patent/JPS55108805A/en
Publication of JPS6118521B2 publication Critical patent/JPS6118521B2/ja
Granted legal-status Critical Current

Links

Description

【発明の詳細な説明】[Detailed description of the invention]

本発明は、2−メルカプトベンゾチアゾール及
び/又はその塩を有効成分として含有し、人体に
対する安全性が高く効果の優れた木材用防虫防蟻
剤に関する。 木材は加工性、比強度、断熱特性等に富むため
優れた建築用材として、或は紙、パルプの原料で
あるチツプとして重要な資源であるが、腐る、燃
える、虫害を受ける等の欠点がある。 この木材は虫害、蟻害に対しては、従来
DDT、γ−BHC、デルドリン、PCP、クロルデ
ン、ホウ酸塩素等が使用されている。しかし、
DDT、γ−BHC、デルドリン及びPCPのラツト
に対する急性経口毒性はLD50が各々150,125,
46及び146mg/Kgと毒性が高く、比較的安全とさ
れているクロルデンでも283mg/Kgである。ま
た、ホウ酸塩素は低毒性であるが、防蟻効力が小
さいうえ水に溶脱され易く、用途が狭い範囲に限
定されている。これらのことから、防虫防蟻効果
に優れ、人体に対する安全性の高い防虫防蟻剤の
開発が要請されていた。 本発明者等は上記の事情に鑑み研究を重ねた結
果、LD50が2300mg/Kgと極めて安全性の高い2
−メルカプトベンゾチアゾール及び/又はその塩
が優れた防虫防蟻効果を有することを見出した。 本発明で使用できる2−メルカプトベンゾチア
ゾールの塩としては、ナトリウム、カリウム等の
アルカリ金属塩、マグネシウム、カルシウム等の
アルカリ土金属塩その他の金属塩及びアンモニウ
ム塩や通常の脂胞族第1級、第2級及び第3級ア
ミン塩並びに脂環式Pミン塩等の水溶性及び非水
溶性塩が挙げられる。 本発明における2−メルカプトベンゾチアゾー
ル及び/又はその塩は有機、無機の溶剤で、又は
界面活性剤等との組合せにより、水溶性剤、可溶
化剤、乳剤、ペースト、油溶性剤等種々の形態で
使用でき、いずれも2−メルカプトベンゾチアゾ
ルとして0.1〜40重量%の範囲の濃度で、木材の
種類、性状、含水率及び木材の処理方法等に応じ
て、その形態及び濃度を選択する。 本発明の防虫防蟻剤による木材の処理方法とし
ては、塗布、スプレー、漬浸、加圧等の一般の木
材の処理方法を適用することができるほか、接着
剤に混合することにより、虫害、蟻害を被る恐れ
のある合板等の多孔性の被着物に防虫、防蟻性を
付与することができ、また安全性が高く農作物等
The present invention relates to an insect and termiticide for wood that contains 2-mercaptobenzothiazole and/or a salt thereof as an active ingredient and is highly safe and effective for the human body. Wood has excellent workability, specific strength, and heat insulation properties, making it an important resource as an excellent building material and as a raw material for paper and pulp, but it has disadvantages such as rotting, burning, and being damaged by insects. . This wood is conventionally resistant to insect and ant damage.
DDT, γ-BHC, deldrin, PCP, chlordane, chlorine borate, etc. are used. but,
The acute oral toxicity of DDT, γ-BHC, deldrin, and PCP to rats has an LD50 of 150 , 125,
The toxicity is high at 46 and 146mg/Kg, and even chlordane, which is considered relatively safe, has a toxicity of 283mg/Kg. In addition, although chlorine borate has low toxicity, it has a low anti-termite effect and is easily leached into water, so its use is limited to a narrow range. For these reasons, there has been a demand for the development of insect and termite repellents that have excellent insect and termite repellent effects and are highly safe for the human body. As a result of repeated research in view of the above circumstances, the present inventors have found that 2
- It has been found that mercaptobenzothiazole and/or its salts have excellent insect and termite effects. Examples of the salts of 2-mercaptobenzothiazole that can be used in the present invention include alkali metal salts such as sodium and potassium salts, alkaline earth metal salts such as magnesium and calcium, other metal salts, ammonium salts, and ordinary primary fatty acid salts. Water-soluble and water-insoluble salts such as secondary and tertiary amine salts and alicyclic Pmine salts are included. 2-Mercaptobenzothiazole and/or its salt in the present invention can be used in various forms such as water-soluble agents, solubilizers, emulsions, pastes, and oil-soluble agents by using organic or inorganic solvents or in combination with surfactants, etc. Both can be used at concentrations ranging from 0.1 to 40% by weight as 2-mercaptobenzothiazole, and the form and concentration are selected depending on the type, property, moisture content, wood treatment method, etc. of the wood. As a method for treating wood with the insect repellent and termite repellent of the present invention, general wood treatment methods such as coating, spraying, dipping, and pressurization can be applied.In addition, by mixing it with an adhesive, it can prevent insect damage. It can provide insect and termite repellent properties to porous materials such as plywood that may be subject to ant damage, and is highly safe and can be used for agricultural products, etc.

【表】 これらの薬剤組成物の防虫防蟻効果を次の方法
で試験した。 クロマツ辺材(3cm×3cm×60cm)を各々10本
ずつ試験材とし、 A;組成物を木材表面積1m2当り150gになる
ように塗布、 B;組成物を600mmHg、30分間前排気、15Kg/
cm2、3時間加圧後、600mmHg、30分間後排気
の条件で加圧注入、 C; 組成物に3分間浸漬、 D;組成物を木材表面積1m2当り200gになる
ように塗布し、20日間風乾したもの、 E;組成物を、600mmHg、30分間前排気、15
Kg/cm2、3時間加圧の条件で加圧注入、 F;組成物を木材表面1m2当り150gになるよ
うに塗布、 を夫々イエシロアリの巣を中心に半径3mの同心
円周上に無処理片と交互になるように配置し、試
験材の長さの2/3を地中に埋設した。そして、1
年経過後地中より抜出して被害度を求めた結果を
第2表に示した。
[Table] The insect- and termite-proofing effects of these pharmaceutical compositions were tested by the following method. 10 pieces of black pine sapwood (3 cm x 3 cm x 60 cm) were used as test materials. A: The composition was applied to 150 g per 1 m2 of wood surface area. B: The composition was pre-exhausted at 600 mmHg for 30 minutes, 15 kg/
cm 2 , after pressurizing for 3 hours, pressurized injection at 600 mmHg and post-exhaust for 30 minutes, C: immersed in the composition for 3 minutes, D: Applying the composition to 200 g per 1 m 2 of wood surface area, 20 Air-dried for 15 days.
Kg/cm 2 , pressurized injection for 3 hours, F: Apply the composition to 150 g per 1 m 2 of the wood surface, untreated on a concentric circle with a radius of 3 m centered on the nest of termites. The specimens were placed alternately with each other, and two-thirds of the length of the specimen was buried underground. And 1
Table 2 shows the results of extracting the soil from the ground after a year and determining the degree of damage.

【表】 実施例 2 ナラ辺材(1cm×5cm×10cm)各10枚を、実施
例1と同様にA〜Fの処理を行い、20日間風乾
後、二枚のヒラタキクイムシ加害ナラ辺材ではさ
み込んで、温度27±1℃、湿度70±5%で飼育
し、2ケ月後食害状況を前記と同様に観察し、第
3表の如き結果を得た。
[Table] Example 2 10 pieces each of oak sapwood (1 cm x 5 cm x 10 cm) were treated in A to F in the same manner as in Example 1, and after air-drying for 20 days, they were treated with two pieces of oak sapwood that had been attacked by Japanese oak beetles. They were kept between the cages and reared at a temperature of 27±1°C and a humidity of 70±5%, and after two months, the feeding damage status was observed in the same manner as above, and the results shown in Table 3 were obtained.

【表】 以上の実施例により、2−メルカプトベンゾチ
アゾール及び/又はその塩を有効成分とする防虫
防蟻剤は木材に対して優れた効果を示すことが明
らかであり、また人体及び農作物等に対する或全
性が高く、従来の如く環境汚染等の問題を起さ
ず、種々の形態で手軽に適用することができる。
[Table] From the above examples, it is clear that insect and termite repellents containing 2-mercaptobenzothiazole and/or its salt as an active ingredient exhibit excellent effects on wood, and are also effective against humans and agricultural products. It has high integrity, does not cause problems such as environmental pollution unlike conventional methods, and can be easily applied in various forms.

Claims (1)

【特許請求の範囲】[Claims] 1 2−メルカプトベンゾチアゾール及びそのア
ルカリ金属塩、アルカリ土金属塩、アンモニウム
塩、アミン塩から選ばれる1種以上の化合物を有
効成分として含有することを特徴とする木材用防
虫防蟻剤。
1. An insect and termite agent for wood, comprising as an active ingredient one or more compounds selected from 2-mercaptobenzothiazole and its alkali metal salts, alkaline earth metal salts, ammonium salts, and amine salts.
JP1502379A 1978-05-19 1979-02-14 Repellent for insect and termite Granted JPS55108805A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1502379A JPS55108805A (en) 1979-02-14 1979-02-14 Repellent for insect and termite
DE19792919792 DE2919792C2 (en) 1978-05-19 1979-05-16 Wood preservatives
GB7917185A GB2025769B (en) 1978-05-19 1979-05-17 Wood preservative composition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1502379A JPS55108805A (en) 1979-02-14 1979-02-14 Repellent for insect and termite

Publications (2)

Publication Number Publication Date
JPS55108805A JPS55108805A (en) 1980-08-21
JPS6118521B2 true JPS6118521B2 (en) 1986-05-13

Family

ID=11877239

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1502379A Granted JPS55108805A (en) 1978-05-19 1979-02-14 Repellent for insect and termite

Country Status (1)

Country Link
JP (1) JPS55108805A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5798303A (en) * 1980-12-12 1982-06-18 Sanyo Wood Preserving Conservative agent for wood
JP7236067B2 (en) * 2018-06-22 2023-03-09 早川ゴム株式会社 Pyrethroid-free anti-termite material and method for producing the same

Also Published As

Publication number Publication date
JPS55108805A (en) 1980-08-21

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