亚洲日韩理论片_亚洲欧美另类熟女精品_sm脚奴调教丨原创在线视频软件_亚洲av首页在线观看_日韩一本无码_日韩精品三级一区二区三_女人张开腿让男人桶的视频_黄色av网站免费_性夜试看影院91社区_大又大又爽又黄的视频

Product Search

DL Z102 jelly glue

Jelly gum is a new kind of environmental protection adhesive, which is made from natural gelatin and is mainly made from industrial gelatin (an animal glue, namely hot sol). When using, the water is used as the solvent, and the SGS is detected safely. The utility model is nontoxic and harmless. Excellent adhesive properties, delicate fragrance, processed products will not be brittle, deformed, moldy, blistering and so on.
Appearance: bluish or light yellow condensed
Solid content: 67% + 2%
PH value: 6 + 1
Softening point: more than 45 DEG C
1., mainly suitable for semi-automatic gift boxes, cartons, stationery and other processing
2. can be used for coated paper, leather, non-woven and other bonding thickening
Like