Method of producing film, method of producing separator, and method of producing plasticizer
A method of producing a film in accordance with an aspect of the present invention includes: a first kneading and forming step of forming a composition obtained by kneading a polyolefin resin and a plasticizer; a stretching step of stretching the composition; a composition cleaning step of immersing...
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| creator | Yashiki, Daizaburo Yamate, Shinichi |
| description | A method of producing a film in accordance with an aspect of the present invention includes: a first kneading and forming step of forming a composition obtained by kneading a polyolefin resin and a plasticizer; a stretching step of stretching the composition; a composition cleaning step of immersing the composition in a cleaning solvent and removing the plasticizer; a separation step of separating, from the cleaning solvent which has been used in the cleaning step, the plasticizer which has been eluted in the cleaning solvent; and a second kneading and forming step of forming a composition obtained by kneading a polyolefin resin and the plasticizer which has been separated in the separation step. |
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a stretching step of stretching the composition; a composition cleaning step of immersing the composition in a cleaning solvent and removing the plasticizer; a separation step of separating, from the cleaning solvent which has been used in the cleaning step, the plasticizer which has been eluted in the cleaning solvent; and a second kneading and forming step of forming a composition obtained by kneading a polyolefin resin and the plasticizer which has been separated in the separation step.</description><language>eng</language><subject>AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING ; BASIC ELECTRIC ELEMENTS ; ELECTRICITY ; INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULARARTICLES ; INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS ; MAKING GRANULES OR PREFORMS ; PERFORMING OPERATIONS ; PREPARATION OR PRETREATMENT OF THE MATERIAL TO BESHAPED ; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY ; 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a stretching step of stretching the composition; a composition cleaning step of immersing the composition in a cleaning solvent and removing the plasticizer; a separation step of separating, from the cleaning solvent which has been used in the cleaning step, the plasticizer which has been eluted in the cleaning solvent; and a second kneading and forming step of forming a composition obtained by kneading a polyolefin resin and the plasticizer which has been separated in the separation step.</description><subject>AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING</subject><subject>BASIC ELECTRIC ELEMENTS</subject><subject>ELECTRICITY</subject><subject>INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULARARTICLES</subject><subject>INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS</subject><subject>MAKING GRANULES OR PREFORMS</subject><subject>PERFORMING OPERATIONS</subject><subject>PREPARATION OR PRETREATMENT OF THE MATERIAL TO BESHAPED</subject><subject>PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY</subject><subject>PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCESIN A PLASTIC STATE</subject><subject>RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIALCONTAINING PLASTICS</subject><subject>SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR</subject><subject>SHAPING OR JOINING OF PLASTICS</subject><subject>TRANSPORTING</subject><subject>WORKING OF PLASTICS</subject><subject>WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2021</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZIjxTS3JyE9RyE9TKCjKTylNzsxLV0jLzMnVUcjFIlOcWpBYlFiSX6SjkJiXglVJQU5icUlmcmZVahEPA2taYk5xKi-U5mZQdHMNcfbQTS3Ij08tLkhMTs1LLYkPDTY0NDAwN7O0dDIyJkYNAJPbO-o</recordid><startdate>20210518</startdate><enddate>20210518</enddate><creator>Yashiki, Daizaburo</creator><creator>Yamate, Shinichi</creator><scope>EVB</scope></search><sort><creationdate>20210518</creationdate><title>Method of producing film, method of producing separator, and method of producing plasticizer</title><author>Yashiki, Daizaburo ; 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a stretching step of stretching the composition; a composition cleaning step of immersing the composition in a cleaning solvent and removing the plasticizer; a separation step of separating, from the cleaning solvent which has been used in the cleaning step, the plasticizer which has been eluted in the cleaning solvent; and a second kneading and forming step of forming a composition obtained by kneading a polyolefin resin and the plasticizer which has been separated in the separation step.</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING BASIC ELECTRIC ELEMENTS ELECTRICITY INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULARARTICLES INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS MAKING GRANULES OR PREFORMS PERFORMING OPERATIONS PREPARATION OR PRETREATMENT OF THE MATERIAL TO BESHAPED PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCESIN A PLASTIC STATE RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIALCONTAINING PLASTICS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL |
| title | Method of producing film, method of producing separator, and method of producing plasticizer |
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