Simulated flower material with long effect fragrance and preparation method thereof
A technology for simulating flowers and fragrance, applied in the field of materials, can solve the problems of inability to meet the performance requirements of simulated flowers, easy to dissipate, and short fragrance duration, and achieve the effects of extending the fragrance preservation period, prolonging the use time, and reducing light sensitivity
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Embodiment 1
[0026] Embodiment 1 A kind of preparation of artificial flower material with long-acting fragrance
[0027] (1) Preparation of fragrance sustained-release agent
[0028] 1) Preparation of capsule wall material
[0029] Quantitatively weigh urea and formaldehyde and pour them into a three-neck flask for stirring. The molar ratio of urea and formaldehyde is 1:1.5, adjust the pH to 8.0, stir at 550r / min, react in a water bath at 75°C, and keep warm for 1 hour, then add deionized water. After stirring for 10 minutes, naturally cool down to 35°C for later use, and obtain the capsule wall material as microcapsules;
[0030] 2) Preparation of capsule core material
[0031] Quantitatively weigh gum arabic at a concentration of 5w / w% and dissolve it in deionized water, the shear emulsification speed is 2500r / min, mix and disperse for 1min; add rose essential oil, adjust the speed of the shear emulsifier to 10000r / min; disperse for 7min, Regularly sample and observe until an O / W emul...
Embodiment 2
[0037] Embodiment 2 A kind of preparation of artificial flower material with long-acting fragrance
[0038] (1) Preparation of fragrance sustained-release agent
[0039] The preparation method is the same as in Example 1, the only difference being that rose essential oil is replaced by lily essential oil;
[0040] (2) Take each raw material according to the following parts by weight:
[0041]25 parts of polypropylene, 25 parts of polyvinyl chloride, 20 parts of polytetrafluoroethylene, 5 parts of tricresyl phosphate, 2.0 parts of zinc stearate, 1.5 parts of calcium stearate, 2-(2'-hydroxy-5'- 1.5 parts of methyl phenyl) benzotriazole, 1.0 parts of phenyl o-hydroxybenzoate, 1 part of liquid paraffin, 12 parts of talcum powder, 1.5 parts of aluminum oxide powder, hydroperoxide decomposer (dithioacetic acid iso 0.8 parts of octyl dimethyl tin), 1.5 parts of polyacrylamide, 5 parts of fragrance slow-release agent, 0.2 parts of coupling agent (3-chloropropyl dimethoxymethyl silan...
Embodiment 3
[0043] Embodiment 3 A kind of preparation of artificial flower material with long-acting fragrance
[0044] (1) Preparation of fragrance sustained-release agent
[0045] The preparation method is the same as in Example 1, and the difference is only that rose essential oil is replaced with lavender essential oil;
[0046] (2) Take each raw material according to the following parts by weight:
[0047] 40 parts of polypropylene, 20 parts of polyvinyl chloride, 20 parts of polytetrafluoroethylene, 4 parts of tricresyl phosphate, 1.5 parts of zinc stearate, 1.5 parts of calcium stearate, 2-(2'-hydroxy-5'- 1.0 parts of methyl phenyl) benzotriazole, 1.0 parts of phenyl o-hydroxybenzoate, 1.5 parts of liquid paraffin, 15 parts of talcum powder, 2.0 parts of aluminum oxide powder, hydroperoxide decomposition agent (phosphorous acid 4,4 - 0.5 parts of diisoylidene bisphenol (12-14) carbon alkyl ester), 1.5-3.0 parts of polyacrylamide, 8 parts of fragrance slow-release agent, coupling ...
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