Environment-friendly printing Chinese ink
A kind of ink, environmental protection technology, applied in the direction of ink, household appliances, applications, etc., can solve the problems of slow drying and low printing speed of ink, and achieve the effect of high fullness, high definition and excellent weather resistance.
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Embodiment 1
[0045] A kind of environmental protection printing ink, wherein, described printing ink comprises each component of following parts by weight:
[0046]19 parts of water-based polyurethane resin, 57 parts of modified water-based polyurethane resin, 1 part of wetting agent, 2 parts of defoamer, 1 part of thickener, 2 parts of matting agent, 18 parts of soft water.
[0047] Wherein, the preparation method of the printing ink of this embodiment comprises the steps:
[0048] Add the defoamer, water-based polyurethane resin, modified water-based polyurethane resin, wetting agent, defoamer, thickener, matting agent, soft water into the mixer in sequence, and stir at high speed for 150 minutes to obtain the target printing ink.
[0049] Wherein, the water-based polyurethane resin of each component involved in this embodiment is EFPUMER 1273, which was purchased from Deju Enterprise Co., Ltd.;
[0050] Modified water-based polyurethane resin is QU-5448, purchased from Sanhuang Co., Lt...
Embodiment 2
[0057] A kind of environmental protection printing ink, wherein, described printing ink comprises each component of following parts by weight:
[0058] 19 parts of water-based polyurethane resin, 50 parts of modified water-based polyurethane resin, 1 part of wetting agent, 2 parts of defoamer, 1 part of thickener, 2 parts of matting agent, 20 parts of soft water, 3 parts of colorant, 2 parts of dispersant .
[0059] Wherein, the preparation method of the printing ink of this embodiment comprises the steps:
[0060] (a) Add defoamer, dispersant, colorant and demineralized water of formula quantity successively in mixer, stir at high speed for 120 minutes;
[0061] (b) Add the water-based polyurethane resin, modified water-based polyurethane resin, wetting agent, defoamer, thickener, and matting agent in the homogeneous mixture obtained in step (1) successively, and stir at high speed for 120 minutes to get final product Target printing ink.
[0062] It was determined that th...
Embodiment 3
[0064] A kind of environmental protection printing ink, wherein, described printing ink comprises each component of following parts by weight:
[0065] 25 parts of water-based polyurethane resin, 44 parts of modified water-based polyurethane resin, 1 part of wetting agent, 2 parts of defoamer, 1 part of thickener, 2 parts of matting agent, 20 parts of soft water, 3 parts of colorant, and 2 parts of dispersant.
[0066] The preparation method of this embodiment is the same as embodiment 2.
[0067] It was determined that the pH value of the printing ink was 9, and the viscosity was 98cst.
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