Preparation method of quaternary ammonium type positive ion polyurethane base polyether block hydrophilic silicone softener ultra-micro emulsion and product thereof
A polyurethane-based polyether, silicone softener technology, applied in the direction of fiber type, textile and paper, improved hand fiber, etc., can solve the problem of low content, fiber adsorption capacity and poor resistance to fluctuations in application process conditions, no Soft style characteristics and other issues, to achieve the effect of uniform distribution, good emulsion stability, and improved soft feel
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Embodiment 1
[0056] The raw material of this preparation method comprises:
[0057] 1. Polymerized monomer
[0058] Polyether diol: polyethylene glycol with a molecular weight of 2000 0.1mol (200.0g)
[0059] Hydrocarbyl-terminated polysiloxane linear body: 0.3mol (1200.0g) of hydroxyl-terminated polydimethylsiloxane with a molecular weight of 4000
[0060] Diisocyanate: Isophorone diisocyanate 1.0 mol (222.3 g)
[0061] Tertiary amine chain extender: N-methyldiethanolamine 1.0mol (119.2g)
[0062] Aminosilane coupling agent: γ-aminopropyltriethoxysilane 0.2mol (44.3g)
[0063] 2. Modified monomer
[0064] Quaternizing reagent: bromobutane 0.8mol (109.6g)
[0065] 3. Adjuvant
[0066] Polymerization catalyst: stannous octoate 0.9g
[0067] Polymerization terminator: ethanol 11g
[0068] Neutralizer: acetic acid 173g
[0069] Thinner: acetone 1400g
[0070] Distilled water: 9100g
[0071] The concrete steps of this preparation method:
[0072] (1) The step of polyether diol dehy...
Embodiment 2
[0096] The raw material of this preparation method comprises:
[0097] 1. Polymerized monomer
[0098] Polyether diol: polyethylene glycol with a molecular weight of 3000 0.07mol (210g)
[0099] Hydrocarbyl-terminated polysiloxane linear body: 0.27 mol (1620g) of hydroxyl-terminated polydimethylsiloxane with a molecular weight of 6000
[0100] Diisocyanate: Isophorone diisocyanate 1.0 mol (222.3 g)
[0101] Tertiary amine chain extender: N-butyldiethanolamine 1.22mol (196.7g)
[0102] Aminosilane coupling agent: γ-aminopropylmethyldiethoxysilane 0.1mol (19.1g)
[0103] 2. Modified monomer
[0104] Quaternizing reagent: Dimethyl sulfate 0.8mol (100.9g)
[0105] 3. Adjuvant
[0106] Polymerization catalyst: stannous octoate 1.6g
[0107] Polymerization terminator: methanol 22g
[0108] Neutralizer: 250g formic acid
[0109] Thinner: acetone 1600g
[0110] Distilled water: 11500g
[0111] The concrete steps of this preparation method:
[0112] (1) The step of polyether ...
Embodiment 3
[0136] The raw material of this preparation method comprises:
[0137] 1. Polymerized monomer
[0138] Polyether diol: 0.12mol (360g) block copolymerized diol of ethylene oxide and propylene oxide with a molecular weight of 3000
[0139] Hydrocarbyl-terminated polysiloxane linear body: 0.33mol (1650g) of α,ω-diaminopropyl-terminated polydimethylsiloxane with a molecular weight of 5000
[0140] Diisocyanate: 1,6-hexamethylene diisocyanate 1.0 mol (168.2g)
[0141] Tertiary amine chain extender: N-methyldiethanolamine 1.1mol (131.1g)
[0142] Aminosilane coupling agent: 0g
[0143] 2. Modified monomer
[0144] Quaternizing reagent: bromobutane 1.0mol (137.0g)
[0145] 3. Adjuvant
[0146] Polymerization catalyst: dibutyltin dilaurate 1.3g
[0147] Polymerization terminator: methanol 27g
[0148] Neutralizer: acetic acid 186g
[0149] Diluent: methyl ethyl ketone 1400g
[0150] Distilled water: 11000g
[0151] The concrete steps of this preparation method:
[0152] (1...
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