Abstract:
본 발명은 참나무 목초액(Oak vinegar) 추출물 또는 이의 유기용매 분획물을 유효성분으로 함유하는 방충 또는 살충용 조성물에 관한 것이다. 본 발명에 따른 참나무 목초액의 추출물 또는 이의 유기용매 분획물은 담배, 곡물, 종이, 의복 및 목재 등에 가해를 입히는 권연벌레, 나무의 속을 갉아먹는 흰개미 및 곡류에 심각한 피해를 주며, 살충제에 내성이 가장강한 것으로 알려진 쌀바구미에 대하여 우수한 방충 또는 살충효과를 나타내므로 목재로 이루어진 가구, 고택 및 다수의 유기질 문화재 보존용 방충 또는 살충용 조성물로 유용하게 사용될 수 있다.
Abstract:
PURPOSE: A method for manufacturing a functional charcoal board of a laminate type is provided to maintain properties and functions including absorption function and humidifying function of the charcoal and to obtain excellent strength and workability. CONSTITUTION: A method for manufacturing a functional board of a laminate type includes a surface layer by mixing an adhesive and wood element which is selected from wood fiber for MDF, wood particle, and wood bleached chemical pup. A laminated structure of two layers formed on an inner layer by mixing charcoal particle and wood element and adding an adhesive.
Abstract:
PURPOSE: A biocidal agent containing a volatile extract of one or more natural materials as an effective component and a method for preservation of cultural assets using the agent are provided. The biocidal agent can be effectively used in preservation of cultural assets because it is excellent in durability of medicinal efficacy and free from toxicity. CONSTITUTION: The biocidal agent contains a volatile extract of one or more natural materials selected from the group consisting of Eugenia caryophyllata Thunberg, Boswellia carterii Birdwood and star anise, wherein the volatile extract of Star anise is 50% by volume or more, based on the total composition. Bacteria and insects that live in cultural assets are Trichoderma koningii, Mucor hiemalis, Aspergillus niger, Penicillium funiculosum as bacteria and Reticulitermes speratus, Lyctus linearis and Sitophilus oryzae L.
Abstract translation:目的:提供含有一种或多种天然材料的挥发性提取物作为有效成分的杀生物剂和使用该物质保存文化资产的方法。 由于杀菌剂的药效耐久性优异且无毒性,因此可以有效地用于文化遗产的保存。 组成:杀生物剂含有一种或多种天然材料的挥发性提取物,所述天然材料选自由番石榴,香椿,鸟木和八角组成的组,其中八角茴香的挥发性提取物为50体积%或更多,基于 总成分。 生活在文化资产中的细菌和昆虫是康氏木霉,毛霉,黑曲霉,绳状青霉菌和细粒散白蚁,Lyctus linearis和Sitophilus oryzae L.