CN109797550A - A kind of preparation method and application of polyester-cotton blend material hydrophilic soft finishing agent - Google Patents
A kind of preparation method and application of polyester-cotton blend material hydrophilic soft finishing agent Download PDFInfo
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- CN109797550A CN109797550A CN201811499415.2A CN201811499415A CN109797550A CN 109797550 A CN109797550 A CN 109797550A CN 201811499415 A CN201811499415 A CN 201811499415A CN 109797550 A CN109797550 A CN 109797550A
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- polyester
- finishing agent
- blend material
- cotton blend
- hydrophilic soft
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Abstract
The invention discloses a kind of preparation methods of polyester-cotton blend material hydrophilic soft finishing agent, the following steps are included: by acylate W, dimethyl terephthalate (DMT), ethylene glycol, polyethylene glycol, 5- { [3- (4- nitrobenzophenone) -3- oxo propyl alcohol base] amino } dimethyl isophthalate and butyl titanate investment are equipped with thermometer, stirring rod, in the four-hole boiling flask of nitrogen protection and reflux condensation mode, polycondensation reaction is carried out at 160 DEG C~240 DEG C of temperature, the hydrophilic soft finishing agent is obtained after vacuumizing 30min~60min, the soft segment of cotton softening agent, that is, stearic acid segment is embedded in the polyester polyether segment of terylene softening agent by the present invention by polycondensation reaction, to synthesize novel hydrophilic soft finishing agent, the finishing agent had both contained the soft segment for acting on terylene, also containing the flexible chain for acting on cotton component Section, improves the effect of the hydrophilic soft finish of polyester-cotton fabric.
Description
Technical field
The present invention relates to textile dyeing and finishing, in particular to a kind of preparation method of polyester-cotton blend material hydrophilic soft finishing agent and answer
With.
Background technique
Polyester-cotton blend refers to the general designation of the blended fabric of terylene and cotton, using 65%~67% terylene and 33%~35% cotton
The textile that mixed yarn is made into is commonly called as " dacron ", is the common materials for making clothing.Polyester-cotton blend not only highlighted the style of terylene but also
There is the strong point of cotton fabric, elasticity and wearability are all preferable in dry, wet situation, and dimensionally stable, washing shrinkage is small, have tall and straight, no
The characteristics of easy fold, easy to wash, quick-drying.
Polyester-cotton fabric is since its excellent performance is widely used in daily life, but polyester cotton is passing through one
In the pre-treating technology of series, the wearability of feel and fabric is all substantially reduced.Therefore, for the soft of polyester cotton
Soft arrangement is very necessary.Now consider the softness that fabric is improved using hydrophilic soft finishing agent and comfortable fluffy
Feel, while assigning one and determining hydrophilicity, but lacking the dedicated hydrophilic soft finishing agent of polyester-cotton fabric on the market.
Summary of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the present invention provides a kind of systems of polyester-cotton blend material hydrophilic soft finishing agent
Preparation Method and application can be improved polyester-cotton blend when being applied to polyester-cotton blend material by hydrophilic soft finishing agent prepared by the preparation method
The wearability such as flexibility, fluffy degree, the antistatic, hydrophily of material.
In order to achieve the above objectives, the technical solution adopted by the present invention to solve the technical problems is: a kind of polyester-cotton blend material parent
The preparation method of water soft finishing agent, the hydrophilic soft finishing agent is by acylate W, dimethyl terephthalate (DMT), ethylene glycol, poly-
Ethylene glycol, 5- { [3- (4- nitrobenzophenone) -3- oxo propyl alcohol base] amino } four fourth of dimethyl isophthalate and catalyst metatitanic acid
Ester is made, and the acylate W is the production of 2- hydroxyl adipic acid, diethylenetriamine, stearic acid and catalyst concentrated sulfuric acid acylation reaction
Object, comprising the following steps: 2- hydroxyl adipic acid, diethylenetriamine, stearic acid and the concentrated sulfuric acid investment are equipped with thermometer, stirring rod
In the four-hole boiling flask of reflux condensation mode, acylation reaction is carried out at 160 DEG C~190 DEG C and obtains acylate W, by acylate W, to benzene
Dicarboxylic acid dimethyl ester, ethylene glycol, polyethylene glycol, 5- { [3- (4- nitrobenzophenone) -3- oxo propyl alcohol base] amino } M-phthalic acid
In the four-hole boiling flask of dimethyl ester and butyl titanate investment equipped with thermometer, stirring rod, nitrogen protection and reflux condensation mode, in temperature
Polycondensation reaction is carried out at 160 DEG C~240 DEG C, obtains the hydrophilic soft finishing agent after vacuumizing 30min~60min.
Preferably, the polycondensation reaction time is 3h~5h.
The present invention also provides a kind of applications of polyester-cotton blend material hydrophilic soft finishing agent, comprising the following steps: is diluted with water
The hydrophilic soft finishing agent obtains the finishing fluid that concentration is 8g/L~12g/L, and polyester-cotton blend material is put into the finishing fluid and is soaked
Stain 5s~10s takes out polyester-cotton blend material dehydration, and is dried at 50 DEG C~70 DEG C, be finally putting into boarding machine sizing 1min~
2min, the polyester-cotton blend material that obtains that treated.
Preferably, the polyester-cotton blend material dehydration uses the secondary roll compacting of padding machine, total pick-up rate is 70%~90%.
Preferably, the drying time is 0.5h~1h.
Preferably, forming machine setting temperature is 130 DEG C.
Due to the application of the above technical scheme, the present invention have compared with prior art it is following the utility model has the advantages that
The soft segment of cotton softening agent, that is, stearic acid segment is embedded in the polyester of terylene softening agent by the present invention by polycondensation reaction
Polyether segment, to synthesize novel hydrophilic soft finishing agent, which had both contained the soft segment for acting on terylene, also contained
There is the soft segment for acting on cotton component, improves the effect of the hydrophilic soft finish of polyester-cotton fabric, the system proposed through the invention
When the hydrophilic soft finishing agent of Preparation Method preparation is applied to polyester-cotton blend material, the basic performance for improving polyester-cotton blend material and comfortable is synchronized
Performance, basic performance aspect, hydrophily, fastness, antistatic property greatly improve, comfort property aspect, fluffy softness, and feel is smooth
Comfortably, finishing effect is outstanding, has widened the application range of polyester-cotton blend material, has filled up the market vacancy, and economic value is huge.
Specific embodiment
Combined with specific embodiments below, the contents of the present invention are described in further detail:
The invention proposes a kind of preparation method and application of polyester-cotton blend material hydrophilic soft finishing agent, the hydrophilic soft finishes
The molecular structural formula of agent is
, in the preparation, acylate W, dimethyl terephthalate (DMT), ethylene glycol, polyethylene glycol, 5- { [3- (4- nitrobenzene
Base) -3- oxo propyl alcohol base] amino dimethyl isophthalate molar ratio be 2~4:3:6:1~2:3, the molecule of acylate W
Structural formula is
Four fourth of catalyst metatitanic acid
The dosage of ester is acylate W, dimethyl terephthalate (DMT), ethylene glycol, polyethylene glycol, 5- { [3- (4- nitrobenzophenone) -3- oxo
Propyl alcohol base] amino dimethyl isophthalate total amount 0.1%~0.3%.Wherein, the molecular weight of polyethylene glycol is 1500
~4000.
Embodiment 1
By 32.4g 2- hydroxyl ethylene glycol, 20.2g diethylenetriamine, 71g stearic acid and the 0.25g concentrated sulfuric acid investment equipped with temperature
In the 250mL four-hole boiling flask of degree meter, stirring rod and reflux condensation mode, lead to nitrogen, reaction obtains acylate W at 190 DEG C, by 38g
Acylate W, 29.1g dimethyl terephthalate (DMT), 18.6g ethylene glycol, 71.25g polyethylene glycol (molecular weight 1500), 20g5-
{ [3- (4- nitrobenzophenone) -3- oxo propyl alcohol base] amino } dimethyl isophthalate and 0.18g butyl titanate investment are equipped with
Thermometer, stirring rod, nitrogen protection and reflux condensation mode 250mL four-hole boiling flask in, the polycondensation that 4h is carried out at 170 DEG C of temperature is anti-
It answers, obtains hydrophilic soft finishing agent after vacuumizing 30min.
Hydrophilic soft finishing agent is diluted with water and obtains the finishing fluid that concentration is 8g/L, by polyester-cotton blend material (65% terylene/35%
Cotton) it is put into dipping 8s in finishing fluid (finishing fluid temperature is 25 DEG C), taking-up polyester-cotton blend material, which is dehydrated through padding machine to total pick-up rate, is
90%, and dry 0.5h at 70 DEG C, it is finally putting into boarding machine sizing 2min, the polyester-cotton blend material that obtains that treated.
Embodiment 2
By 32.4g 2- hydroxyl ethylene glycol, 20.2g diethylenetriamine, 71g stearic acid and the 0.25g concentrated sulfuric acid investment equipped with temperature
In the 250mL four-hole boiling flask of degree meter, stirring rod and reflux condensation mode, lead to nitrogen, reaction obtains acylate W at 190 DEG C, will
47.5g acylate W, 29.1g dimethyl terephthalate (DMT), 18.6g ethylene glycol, 90g polyethylene glycol (molecular weight 2000),
20g5- { [3- (4- nitrobenzophenone) -3- oxo propyl alcohol base] amino } dimethyl isophthalate and 0.31g butyl titanate investment
In 250mL four-hole boiling flask equipped with thermometer, stirring rod, nitrogen protection and reflux condensation mode, the contracting of 3h is carried out at 240 DEG C of temperature
Poly- reaction, obtains hydrophilic soft finishing agent after vacuumizing 60min.
Be diluted with water hydrophilic soft finishing agent obtain concentration be 12g/L finishing fluid, by polyester-cotton blend material (65% terylene/
35% cotton) it is put into dipping 5s in finishing fluid (finishing fluid temperature is 25 DEG C), it takes out polyester-cotton blend material and is dehydrated through padding machine to total pick-up rate
It is 80%, and dry 1h at 50 DEG C, is finally putting into boarding machine sizing 2min, the polyester-cotton blend material that obtains that treated.
Embodiment 3
40.5g 2- hydroxyl ethylene glycol, 25.25g diethylenetriamine, 71.0g stearic acid and the 0.34g concentrated sulfuric acid are put into and filled
Have in the 250mL four-hole boiling flask of thermometer, stirring rod and reflux condensation mode, lead to nitrogen, reaction obtains acylate W at 190 DEG C, will
57g acylate W, 29.1g dimethyl terephthalate (DMT), 18.6g ethylene glycol, 142.5g polyethylene glycol (molecular weight 3000),
20g5- { [3- (4- nitrobenzophenone) -3- oxo propyl alcohol base] amino } dimethyl isophthalate and 0.4g butyl titanate investment
In 250mL four-hole boiling flask equipped with thermometer, stirring rod, nitrogen protection and reflux condensation mode, the contracting of 4h is carried out at 190 DEG C of temperature
Poly- reaction, obtains hydrophilic soft finishing agent after vacuumizing 50min.
Be diluted with water hydrophilic soft finishing agent obtain concentration be 10g/L finishing fluid, by polyester-cotton blend material (65% terylene/
35% cotton) it is put into dipping 10s in finishing fluid (finishing fluid temperature is 25 DEG C), it takes out polyester-cotton blend material and is dehydrated through padding machine to total pick-up rate
It is 70%, and dry 1h at 70 DEG C, is finally putting into boarding machine sizing 1min, the polyester-cotton blend material that obtains that treated.
The soft segment of cotton softening agent, that is, stearic acid segment is embedded in the polyester of terylene softening agent by the present invention by polycondensation reaction
Polyether segment, to synthesize novel hydrophilic soft finishing agent, which had both contained the soft segment for acting on terylene, also contained
There is the soft segment for acting on cotton component, improves the effect of the hydrophilic soft finish of polyester-cotton fabric, the system proposed through the invention
When the hydrophilic soft finishing agent of Preparation Method preparation is applied to polyester-cotton blend material, the basic performance for improving polyester-cotton blend material and comfortable is synchronized
Performance, basic performance aspect, hydrophily, fastness, antistatic property greatly improve, comfort property aspect, fluffy softness, and feel is smooth
Comfortably, finishing effect is outstanding, has widened the application range of polyester-cotton blend material, has filled up the market vacancy, and economic value is huge.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar can understand the contents of the present invention and be implemented, and it is not intended to limit the scope of the present invention, it is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the scope of protection of the present invention.
Claims (6)
1. a kind of preparation method of polyester-cotton blend material hydrophilic soft finishing agent, the hydrophilic soft finishing agent by acylate W, to benzene two
Formic acid dimethyl ester, ethylene glycol, polyethylene glycol, 5- { [3- (4- nitrobenzophenone) -3- oxo propyl alcohol base] amino } M-phthalic acid two
Methyl esters and catalyst butyl titanate are made, and the acylate W is 2- hydroxyl adipic acid, diethylenetriamine, stearic acid and catalysis
The product of agent concentrated sulfuric acid acylation reaction, which comprises the following steps: by 2- hydroxyl adipic acid, diethylenetriamine, tristearin
Acid and concentrated sulfuric acid investment carry out acyl at 160 DEG C~190 DEG C equipped in the four-hole boiling flask of thermometer, stirring rod and reflux condensation mode
Change reaction and obtain acylate W, by acylate W, dimethyl terephthalate (DMT), ethylene glycol, polyethylene glycol, 5- { [3- (4- nitrobenzene
Base) -3- oxo propyl alcohol base] amino dimethyl isophthalate and butyl titanate investment be equipped with thermometer, stirring rod, nitrogen
Protection and reflux condensation mode four-hole boiling flask in, carry out polycondensation reaction at 160 DEG C~240 DEG C of temperature, vacuumize 30min~
The hydrophilic soft finishing agent is obtained after 60min.
2. a kind of preparation method of polyester-cotton blend material hydrophilic soft finishing agent according to claim 1, it is characterised in that: described
Polycondensation reaction time is 3h~5h.
3. a kind of application of polyester-cotton blend material hydrophilic soft finishing agent, which comprises the following steps: the parent is diluted with water
Water soft finishing agent obtain concentration be 8g/L~12g/L finishing fluid, by polyester-cotton blend material be put into the finishing fluid impregnate 5s~
10s takes out polyester-cotton blend material dehydration, and is dried at 50 DEG C~70 DEG C, is finally putting into boarding machine sizing 1min~2min, obtains
To treated polyester-cotton blend material.
4. a kind of application of polyester-cotton blend material hydrophilic soft finishing agent according to claim 4, it is characterised in that: the polyester-cotton blend
Material dehydration uses the secondary roll compacting of padding machine, and total pick-up rate is 70%~90%.
5. a kind of application of polyester-cotton blend material hydrophilic soft finishing agent according to claim 4, it is characterised in that: the drying
Time is 0.5h~1h.
6. a kind of application of polyester-cotton blend material hydrophilic soft finishing agent according to claim 4, it is characterised in that: forming machine is fixed
Type temperature is 130 DEG C.
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| CN201811499415.2A CN109797550A (en) | 2018-12-08 | 2018-12-08 | A kind of preparation method and application of polyester-cotton blend material hydrophilic soft finishing agent |
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| CN201811499415.2A CN109797550A (en) | 2018-12-08 | 2018-12-08 | A kind of preparation method and application of polyester-cotton blend material hydrophilic soft finishing agent |
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Cited By (1)
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Application publication date: 20190524 |