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Hydroxypropyl Methyl Cellulose (HPMC)
Hydroxypropyl methyl cellulose, simplify the propyl methyl cellulose (HPMC hydroxypropylmethylcellulose, abbreviation), it is to belong to a variety of mixed non-ionic cellulose ether. It is a semi-synthetic, inactive, viscoelastic polymer commonly used in ophthalmology as a lubricant, or as an excipient or excipient in oral medicines, commonly found in a wide variety of commodities. Hydroxypropyl cellulose can be used as a food additive, emulsifier, thickener, suspension agent and animal gelatin substitute.
ITEMS SPECIFICATIONS Appearance White Powder Decomposition Temperature 200min Discoloration Temperature 190-200℃ Viscosity 400 PH Value 5~8 Density 1.39g/cm3 Carbonization temperature 280-300℃ Type Food grade Content 99% Surface tension 42-56dyne/cm for 2% aqueous solution -
Silicone Defoamer
The defoamer for papermaking can be added after the foam is generated or added as a foam inhibitor to the product. According to different use systems, the addition amount of the defoamer can be 10~1000ppm. Generally, the consumption of paper per ton of white water in papermaking is 150~300g, the best addition amount is determined by the customer according to the specific conditions. The paper defoamer can be used directly or after being diluted. If it can be fully stirred and dispersed in the foaming system, it can be added directly without dilution. If you need to dilute, please ask for the method of dilution directly from our company. The method of directly diluting the product with water is not advisable, and it is prone to phenomena such as layering and demulsification, which will affect the quality of the product.
JF-10 ITEMS SPECIFICATIONS Appearance White Translucent Paste Liquid pH Value 6.5~8.0 Solid Content 100% (no moisture content) Viscosity (25℃) 80~100mPa Emulsion Type Non-ionic Thinner 1.5%~2% Polyacrylic Acid Thickening Water