| 摘要 |
PURPOSE: A fruit envelope is provided to facilitate the confirmation of fruit maturation and prevent the invasion of harmful insects after the confirmation of fruit maturation during harvesting season. CONSTITUTION: An opening (1) of an upper end consists of one or more sheets. A lower part sealed section (2) and a side end sealed section (3) are detachably adhered by a pressure-sensitive adhesive. The pressure-sensitive adhesive is a water-dispersed type pressure-sensitive adhesive. The pressure-sensitive adhesive is a rubber based pressure-sensitive adhesive. The rubber based pressure-sensitive adhesive includes at least one selected from natural rubber, diene based rubber, acrylic rubber and silicon based rubber as a main ingredient. An envelope is processed with one selected from paraffin wax, paraffin wax emulsion, oil coating, oil emulsion emitting water coating and non-coating. A cover of the envelope is a black and white combined sheet which is treated by a wax emulsion water repellent coating process. |
