Materials lifePub Date : 1991-07-25DOI: 10.11338/MLS1989.3.159
Yoiti Minematu, T. Nagamatsu, Y. Nakagawa
{"title":"Spectro-UV-radiometer for measuring the spectral distribution of a light source of artificial accelerated exposure apparatus","authors":"Yoiti Minematu, T. Nagamatsu, Y. Nakagawa","doi":"10.11338/MLS1989.3.159","DOIUrl":"https://doi.org/10.11338/MLS1989.3.159","url":null,"abstract":"","PeriodicalId":445814,"journal":{"name":"Materials life","volume":"12 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1991-07-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129267760","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Materials lifePub Date : 1991-04-25DOI: 10.11338/MLS1989.3.110
Kazuo Takahashi, T. Itagaki, T. Susai
{"title":"The Dew Sensors Dispersing Carbon Powders To The Hygroscopic Polymers","authors":"Kazuo Takahashi, T. Itagaki, T. Susai","doi":"10.11338/MLS1989.3.110","DOIUrl":"https://doi.org/10.11338/MLS1989.3.110","url":null,"abstract":"","PeriodicalId":445814,"journal":{"name":"Materials life","volume":"25 10","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1991-04-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114105273","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Materials lifePub Date : 1991-01-25DOI: 10.11338/MLS1989.3.57
T. Kurumada, Hisayu Ohsawa
{"title":"FACILE METHOD FOR THE EVALUATION OF ANTIOXIDANTS","authors":"T. Kurumada, Hisayu Ohsawa","doi":"10.11338/MLS1989.3.57","DOIUrl":"https://doi.org/10.11338/MLS1989.3.57","url":null,"abstract":"","PeriodicalId":445814,"journal":{"name":"Materials life","volume":"56 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1991-01-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123441806","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Materials lifePub Date : 1991-01-25DOI: 10.11338/MLS1989.3.48
F. Ohishi, H. Murase, H. Murata, H. Kogure, Sigeru Kasuya
{"title":"Durabilities of New Ice and Snow Repellent Coating","authors":"F. Ohishi, H. Murase, H. Murata, H. Kogure, Sigeru Kasuya","doi":"10.11338/MLS1989.3.48","DOIUrl":"https://doi.org/10.11338/MLS1989.3.48","url":null,"abstract":"","PeriodicalId":445814,"journal":{"name":"Materials life","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1991-01-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128913429","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Materials lifePub Date : 1990-10-30DOI: 10.11338/MLS1989.2.232
S. Wu, Z. Osawa
{"title":"Thermal Degradation of Blends of Poly (vinyl chloride) /polyurethane","authors":"S. Wu, Z. Osawa","doi":"10.11338/MLS1989.2.232","DOIUrl":"https://doi.org/10.11338/MLS1989.2.232","url":null,"abstract":"","PeriodicalId":445814,"journal":{"name":"Materials life","volume":"8 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1990-10-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124934311","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Materials lifePub Date : 1990-07-28DOI: 10.11338/MLS1989.2.162
Z. Osawa, K. Tsurumi, F. Konoma
{"title":"CHEMILUMINESCENCE OF THE THERMO-OXIDATIVE DEGRADATION OF POLYOLEFINS","authors":"Z. Osawa, K. Tsurumi, F. Konoma","doi":"10.11338/MLS1989.2.162","DOIUrl":"https://doi.org/10.11338/MLS1989.2.162","url":null,"abstract":"Chemiluminescence method was applied to evaluate the thermal oxidative stability of various polyolefins, namely high density polyethylene (HDPE), isotactic polypropylene (IPP), polybutene (PB) and poly-4-methylpentene (P4MP). The increasing order of the chemiluminescent intensity of the polyolefins coincided with that of oxygen uptake rate. The thermal oxidative stability of the polymers estimated by both chemiluminescence and oxygen uptake methods decreased in the following order : HDPE>> P4MP> IPP> PB. At an equivalent oxidation level the chemiluminescent intensity of HDPE was much lower than that of three other polymers providing tert-hydrogen in the polymer chains. On the basis of the results obtained the oxidation mechanism of HDPE was discussed.","PeriodicalId":445814,"journal":{"name":"Materials life","volume":"412 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1990-07-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115938848","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}