The silicone emulsion type defoamer manufacturing process is divided into 3 steps: The preparation of a silicone paste. A certain amount of polydimethylsiloxane (hereinafter referred to as silicone oil) having different viscosity, activated silica, modifier and catalyst are stirred and reacted at ... read more
materials leads inevitably to a loss of quality of high-performance concretes. Undesired air voids can weaken the system resulting in lower mechanical strength and abrasion resistance. A highly porous structure on the surface allows the penetration of harmful substances and can lead to surface defe... read more
Large amount of foam is produced during the wet processing of textile dyeing and finishing because of the using textile auxiliaries, which affect the production operation, the production capacity go down, product quality would be degraded. Therefore, it must remove the harm ful foam from the texti... read more
The above-mentioned defoamers are all traditional defoamers, and their defoaming substances are all water-insoluble substances, and proper amount of emulsifiers, extenders, etc. need to be added to make them quickly and uniformly dispersed in the water-based paint to exert their defoaming effect. I... read more
There are many types of defoamers in use, and there are three main types of defoamers for water-based coatings: Mineral oils, the market share is 80%; Polysiloxanes, with a market share of 17%; Polyethers have a market share of 3%. Among them, mineral oil defoamers have the highest cost performanc... read more
Zhejiang Ruico Advanced Materials Co., Ltd is a professional acrylic resins Manufacturers and flame retardants factory, our company was established in 2012, listed in China on 2019, Ruico is a national high-tech enterprise, Passed ISO9001 quality management system, have provincial-level R&D center, hired academicians, PhD, and other technicians totally 35 people, got 42 patents, the rule-maker of national flame retardant standards.
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