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Study on the factors affecting the thickening effect of polyurethane-to-thickener (2)
Time of Update: 2020-09-19
Only when the heUR hydrophobic base group tail chain length reaches C12 and C18, the system can form enough glue beam aggregation and perfect network structure to thicken the effect is obvious, the end hydrophobic long chain is conducive to HEUR in relatively low concentration to form a complete glue beam and perfect instantaneous network.
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New synthetic benthic additives and their applications (2)
Time of Update: 2020-09-19
2.2 Structure of synthetic benthic soil Synthetic bentosic soil has a flaky structure, scattered in water to form flaky crystals, can be regarded as two-dimensional "inormeric polymer", the ideal structure of a single cell in the crystal is shown in Figure 2.
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New synthetic benthic additives and their applications (3)
Time of Update: 2020-09-19
It has been proved that this new addition order greatly improves the stability of emulsion compared with the process of dispersing water first before adding oil phase to synthetic benthic soil.
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Preservative DOWICIL 75.
Time of Update: 2020-09-19
broad-spectrum antibacterial capabilities, the use of DOWICIL 75 preservatives is formulated to protect against a wide range of bacteria and fungi, especially when it is particularly effective against the most common perishable microorganism, Psythalm.
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Dispersant DISPEX CX4240.
Time of Update: 2020-09-19
. DISPEX CX4240 Product Overview: DISPEX CX4240 belongs to BASF's high-efficiency water-based coating dispersant family, especially for inorance pigment dispersion, DISPEX CX4240 is more suitable for
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Mold-resistant algae agent ROCIMA 363.
Time of Update: 2020-09-19
introduction to roCIMA 363 : ROCIMA 363 is a compound dry film anti-mold anti-algae agent.
ROCIMA 363 is highly effective against mold and algae, with excellent stability and no yellowing.
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Poly (phthalates glycol) esters are carbon-black ultra-dispersants in solventized chains (3)
Time of Update: 2020-09-18
color and gloss studies show that when the relative molecular mass of 2,000 PAEG as a solvent chain, the preparation of polyester resin system ultra-dispersant, PAEG-3 compared to other ultra-dispersant chromats closest to BYK163 chromats, and its gloss is basically the same as BYK163, therefore, polyethylene amine is its preferred anchor group.
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The effect of film-forming additives in latex paint is analyzed.
Time of Update: 2020-09-18
To reduce the glass temperature of the polymer, and has a good compatible, otherwise it will affect the appearance of the paint film and its luster (2) in the water solubility is small, for latex particle adsorption and has excellent polymeric properties (3) film-forming additives have a suitable volatilization speed, before the film remains in the latex paint coating, its volatilization speed should be lower than water and ethanol.
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Application and distribution of additives in water-based coatings (2)
Time of Update: 2020-09-18
If the total amount of non-ion surfactants in the system is appropriate, but the concentration of polyelectrics is too high, the solubility of non-ion fluid in the water phase will be inhibited, can not be dispersed under the low shear conditions of the painting phase, and form translucent flaky or silky flocculants floating to the surface of the coating.
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Film-forming additives and their applications in latex paint coatings (2)
Time of Update: 2020-09-18
As an excellent solvent of polymer emulsion, it can reduce the minimum film-forming temperature of the polymer, has a small solubility in water, has a certain volatility, the film-forming process can be stuck in the coating film to play a role, after all the film-forming volatility, does not affect the performance of the coating film, does not affect the stability of the emulsion.
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Application of film-forming additives in water-based two-group polyurethane coatings.
Time of Update: 2020-09-18
for the above two water-based hydroxy polyol resins made of water-based coatings in the same temperature and humidity conditions to add different film-forming additives, according to the experimental method to prepare the coating film, test its drying speed.
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Application of thickeners in water-based coatings.
Time of Update: 2020-09-18
hydroxyethyl cellulose (HEC), a conjunctive alkali-soluble thickener (HASE) can help grind and improve the dispersion quality of pigments, thereby improving film gloss; 2 Effect of thickeners on water-based coatings 2.1 Water-based building coatings caused by thickeners and prevention In water-based building coatings, the addition of thickeners can cause microflocculation, resulting in the occurrence of water-splitted tanks.
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Experiments on the suitability of different dispersants in water-like alicic acid paint.
Time of Update: 2020-09-18
1.1 Experimental raw material TEGO Dispers 760W (active content about 35%): Dicko; BYK-194: Bick, Germany; Water-based alkalic acid resin (solid content of 70%): homemade; ethylene glycol butyl ether (BCS): commercially available; rust-proof fillers (composite zinc phosphate, aluminum tripolyphosphate), titanium dioxide, precipitated sulphate (1,500 eyes), neutralizer 1, neutralizer 2, de-foaming agent, anti-sink agent, detoxifier, substrate moisturizer: market.
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Introduction of film-forming additives - temporary plasticizers and their role analysis.
Time of Update: 2020-09-18
To know whether a product is suitable for use as a film-forming aid, it is important to know its distribution in the dispersion, its plasticization effect on the polymer, and its volatilization rate.
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Poly (phthalates glycol) esters are carbon-black ultra-dispersants in solventized chains (2)
Time of Update: 2020-09-18
2 Results and discussion of the effect of the relative molecular mass of 2. 1 PAEG on dispersion performance Polyester chain length has a greater effect on the dispersion effect of synthetic ultra-dis
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Application of silicone additives in the coatings industry (3)
Time of Update: 2020-09-18
Most of the anti-fouling aids are silicone additives of various special structures, as shown in type (5), which usually contain some silicone group R that reacts to the system, and some silicone chain segments that stretch on the surface, which provide excellent stain resistance.
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Application of silicone additives in the coatings industry (2)
Time of Update: 2020-09-18
Therefore, polyether-modified silicone oil with relatively small molecular mass is often used as a substrate wetting agent for water-based systems.
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Film-forming additives and their applications in latex paint coatings (4)
Time of Update: 2020-09-18
Environmentally friendly film-forming additive AH-12 is a strong solvent of various polymers such as ethylene acetate, acrylic, styrene-acrylic lipids, water solubility is small, less volatile than water, easy to be absorbed by latex particles, forming an excellent continuous coating film, thus giving latex paint the best polysexuality and color display, while having good storage stability.
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Performance of low odor film additives in clean odor coatings.
Time of Update: 2020-09-18
Therefore, when selecting film-forming additives for the coating of the net taste interior wall, neither low odor nor VOC can be introduced.
After the low temperature stability test, Texanol's viscosity changed less, followed by Coasol and GVE, Daplad H and OE300 thickened more.
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Development of acrylic co-polylactic emulsion water-based coating thickener (2)
Time of Update: 2020-09-18
2.3 Effect of reaction temperature on emulsion performance and free monosome content Fixed experimental conditions: ester acid ratio 1:1, emulsifying agent dosage 4.5% (in mixed monosome), trigger dosage 0.1 2% (in mixed monosomes), 0.01% in crosslinking agents (in mixed monosomes), drop-plus time of 2h, seed polymerization temperature and nuclear shell polymerization temperature on the average molecular weight of emulsion and the law of changes in emulsion granularity can be seen in Table 3.
