Database error: Invalid SQL: select id,title from pwn_News_con where catid=(select catid from pwn_News_con where id=432) and uptime>(select uptime from pwn_News_con where id=432) order by uptime asc limit 1
MySQL Error: 1146 (Table 'nbsanli.pwn_News_con' doesn't exist)
#0 dbbase_sql->halt(Invalid SQL: select id,title from pwn_News_con where catid=(select catid from pwn_News_con where id=432) and uptime>(select uptime from pwn_News_con where id=432) order by uptime asc limit 1) called at [/www/wwwroot/nbsanli/includes/db.inc.php:65] #1 dbbase_sql->query(select id,title from {P}_News_con where catid=(select catid from {P}_News_con where id=432) and uptime>(select uptime from {P}_News_con where id=432) order by uptime asc limit 1) called at [/www/wwwroot/nbsanli/news/module/NewsPage.php:33] #2 NewsPage() called at [/www/wwwroot/nbsanli/includes/common.inc.php:526] #3 PrintPage() called at [/www/wwwroot/nbsanli/news/html/index.php:15] Database error: Invalid SQL: select id,title from pwn_News_con where catid=(select catid from pwn_News_con where id=432) and uptime<(select uptime from pwn_News_con where id=432) order by uptime desc limit 1
MySQL Error: 1146 (Table 'nbsanli.pwn_News_con' doesn't exist)
#0 dbbase_sql->halt(Invalid SQL: select id,title from pwn_News_con where catid=(select catid from pwn_News_con where id=432) and uptime<(select uptime from pwn_News_con where id=432) order by uptime desc limit 1) called at [/www/wwwroot/nbsanli/includes/db.inc.php:65] #1 dbbase_sql->query(select id,title from {P}_News_con where catid=(select catid from {P}_News_con where id=432) and uptime<(select uptime from {P}_News_con where id=432) order by uptime desc limit 1) called at [/www/wwwroot/nbsanli/news/module/NewsPage.php:46] #2 NewsPage() called at [/www/wwwroot/nbsanli/includes/common.inc.php:526] #3 PrintPage() called at [/www/wwwroot/nbsanli/news/html/index.php:15] 宁波环氧地坪漆使用寿命的介绍应用-宁波市江东三立墙体装饰有限公司
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宁波环氧地坪漆使用寿命的介绍应用
作者:管理员    发布于:2015-12-09 13:50:08    文字:【】【】【

宁波环氧地坪漆施工后经常出现固化时间控制不好,混合后的地坪涂料使用时间变短的因素。 
    缺陷状况及原因:
 
    使用寿命简短。用好的地坪涂料如果一直放在容器里的,会蓄积反应热,导致固化变快的结果,可是却大大让地坪的使用寿命减短。一般施工环境温度越高,通风差,都会导致使用时间变短。
 
    固化过缓慢。固化过慢就是环氧树脂材料在特别低的温度下(10°C)固化反应变慢。5°C一下是绝对禁止制作。这个现象和黏度有着很大的关联,温度越低,黏度就会越高,那么就会比较难施工。固化时间过长会造成涂膜沾染灰尘、沙粒等赃物,甚至会拖慢工期。还有一点就是在施工现场加溶剂也会造成固化过慢,因为溶剂的挥发会带走一部分热量而冷却涂膜。
 
    解决地坪漆缺陷对策:
 
    施工温度控制在15~25°C之间;不要随意在现场加溶剂。
 
    混合好的地坪材料要及时流展在施工基面上,不要一直存放在混合的容器里,涂料接触混凝土被冷却,反应热能及时散发,可以使固化时间变长,混合使用寿命增加;另外,混合使用寿命的关键在于树脂和所选择的固化剂的配比用量,所以要严格根据环境温度的变化来确定固化剂的种类和用量

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