CN103666256A - Special protection glue for PS/CTP (Polystyrene/Cytidine Triphosphate) printing plates and preparation method thereof - Google Patents

Abstract

The invention discloses special protection glue for PS/CTP (Polystyrene/Cytidine Triphosphate) printing plates. The special protection glue is prepared from the following component raw materials in parts by weight: 3-4 parts of Arabic gum, 2-3 parts of polyethylene glycol, 3-4 parts of sodium carboxymethyl cellulose, 1-1.5 parts of polyvinyl alcohol, 1-2 parts of assistant and 85-90 parts of deionized water. The special protection glue is prepared by adding the raw material components in hot water in a reaction kettle, and fully stirring and filtering. The special protection glue for the PS/CTP printing plates has good leveling property and strong protection ability and prolongs the service life of printing plates, and a smooth protection film can be formed by a quite small dosage.

Description

A kind of PS/CTP version privacy protection glue and preparation method thereof

Technical field

?the present invention relates to field of fine chemical, be specifically related to a kind of PS/CTP version privacy protection glue and preparation method thereof.

Background technology

The protection of printing PS/CTP version, adopts privacy protection glue to protect conventionally, existing protection glue have when brushing, the protective membrane of formation is inhomogeneous, has reduced protection effect, can not get extending the object in forme life-span.

Summary of the invention

The present invention discloses a kind of PS/CTP version privacy protection glue, and this PS/CTP version privacy protection glue has good levelling property, and consumption seldom can form level and smooth protective membrane, has superpower protective capability, extends the forme life-span.

The present invention adopts following technical scheme for achieving the above object:

A PS/CTP version privacy protection glue, is characterized in that, by the component raw material of following weight part, is prepared from: gum arabic 3-4, polyoxyethylene glycol 2-3, Xylo-Mucine 3-4, polyvinyl alcohol 1-1.5, auxiliary agent 1-2, deionized water 85-90,

Described composite assistant is made by the raw material of following weight part: sodium lauryl sulphate 3-4, Soxylat A 25-7 2-4, disodium sulfosuccinate 3-4, tetrahydroglyoxaline 1-2, nipagin esters 2-3, Kathon CG 1-2, pomegranate rind extracting solution 1-2, APG 1-2, stearic acid 0.2-0.3, Tween-60 1-2, oleum graminis citrati 0.2-0.4, antioxidant 1010 1-2, silicone oil 1-2, normal hexane 8-10, ester acetoacetic ester 8-10, carboxymethyl cellulose 5-6, water 10-15, preparation method is: first normal hexane is mixed with ester acetoacetic ester, and then and nipagin esters, pomegranate rind extracting solution, Oleum Cocois, oleum graminis citrati, antioxidant 1010 mixes, be heated to 50-60 ℃, stir after 20-30 minute, add again other remaining component, be warming up to 70-80 ℃, high-speed stirring 20-300 minute, obtain.

Described PS/CTP version privacy protection glue, is characterized in that, by the component raw material of following weight part, is prepared from: gum arabic 4, polyoxyethylene glycol 2, Xylo-Mucine 3, polyvinyl alcohol 1.2, auxiliary agent 1, deionized water 88,

Described composite assistant is made by the raw material of following weight part: sodium lauryl sulphate 3, Soxylat A 25-7 4, disodium sulfosuccinate 3, tetrahydroglyoxaline 1, nipagin esters 2, Kathon CG 2, pomegranate rind extracting solution 1, APG 2, stearic acid 0.2, Tween-60 1, oleum graminis citrati 0.3, antioxidant 1010 2, silicone oil 1, normal hexane 9, ester acetoacetic ester 9, carboxymethyl cellulose 5, water 12, preparation method is: first normal hexane is mixed with ester acetoacetic ester, and then and nipagin esters, pomegranate rind extracting solution, Oleum Cocois, oleum graminis citrati, antioxidant 1010 mixes, be heated to 50-60 ℃, stir after 20-30 minute, add again other remaining component, be warming up to 70-80 ℃, high-speed stirring 20-300 minute, .

The preparation method of described PS/CTP version privacy protection glue, is characterized in that, comprises the following steps:

(1), deionized water is added in reaction vessel, heat to water temperature and reach 55-65 ℃, Xylo-Mucine, polyvinyl alcohol are being joined in hot water, the first stirring at low speed 23-25 with 200-400r/min hour, again with the speed of 1000-1500r/min, high-speed stirring 1.5-2.5 hour, obtain mixture A;

(2), gum arabic, polyoxyethylene glycol are joined in the warm water of 35-45 ℃, with 200-400r/min stirring at low speed 10-15 hour, obtains mixture B;

(3), the A obtaining, the B of above-mentioned steps (1) and (2) are mixed, then add rest materials, grind to stir and mix for 30-40 minute, with 400 order filter-cloth filterings, the filtrate of gained is packed on request.

Using method: with clean rag or sponge, draw this product, alternately full version coating in length and breadth, coating is thin and evenly.

Beneficial effect:

The present invention has good levelling property, forms the protective membrane of even continuously smooth after coating, good film-forming property, level and smooth atresia, effectively protects the space of a whole page not fall net.

Embodiment

A PS/CTP version privacy protection glue, is prepared from by the component raw material of following weight (kg): gum arabic 4, polyoxyethylene glycol 2, Xylo-Mucine 3, polyvinyl alcohol 1.2, auxiliary agent 1, deionized water 88,

Wherein, composite assistant is made by the raw material of following weight (kg): sodium lauryl sulphate 3, Soxylat A 25-7 4, disodium sulfosuccinate 3, tetrahydroglyoxaline 1, nipagin esters 2, Kathon CG 2, pomegranate rind extracting solution 1, APG 2, stearic acid 0.2, Tween-60 1, oleum graminis citrati 0.3, antioxidant 1010 2, silicone oil 1, normal hexane 9, ester acetoacetic ester 9, carboxymethyl cellulose 5, water 12, preparation method is: first normal hexane is mixed with ester acetoacetic ester, and then and nipagin esters, pomegranate rind extracting solution, Oleum Cocois, oleum graminis citrati, antioxidant 1010 mixes, be heated to 50-60 ℃, stir after 20-30 minute, add again other remaining component, be warming up to 70-80 ℃, high-speed stirring 20-300 minute, .

The preparation method of PS/CTP version privacy protection glue, comprises the following steps:

(1), deionized water is added in reaction vessel, heat to water temperature and reach 55-65 ℃, Xylo-Mucine, polyvinyl alcohol are being joined in hot water, the first stirring at low speed 23-25 with 200-400r/min hour, again with the speed of 1000-1500r/min, high-speed stirring 1.5-2.5 hour, obtain mixture A;

(2), gum arabic, polyoxyethylene glycol are joined in the warm water of 35-45 ℃, with 200-400r/min stirring at low speed 10-15 hour, obtains mixture B;

(3), the A obtaining, the B of above-mentioned steps (1) and (2) are mixed, then add rest materials, grind to stir and mix for 30-40 minute, with 400 order filter-cloth filterings, the filtrate of gained is packed on request.

Claims (3)

1. a PS/CTP version privacy protection glue, is characterized in that, by the component raw material of following weight part, is prepared from: gum arabic 3-4, polyoxyethylene glycol 2-3, Xylo-Mucine 3-4, polyvinyl alcohol 1-1.5, auxiliary agent 1-2, deionized water 85-90,

Described composite assistant is made by the raw material of following weight part: sodium lauryl sulphate 3-4, Soxylat A 25-7 2-4, disodium sulfosuccinate 3-4, tetrahydroglyoxaline 1-2, nipagin esters 2-3, Kathon CG 1-2, pomegranate rind extracting solution 1-2, APG 1-2, stearic acid 0.2-0.3, Tween-60 1-2, oleum graminis citrati 0.2-0.4, antioxidant 1010 1-2, silicone oil 1-2, normal hexane 8-10, ester acetoacetic ester 8-10, carboxymethyl cellulose 5-6, water 10-15, preparation method is: first normal hexane is mixed with ester acetoacetic ester, and then and nipagin esters, pomegranate rind extracting solution, Oleum Cocois, oleum graminis citrati, antioxidant 1010 mixes, be heated to 50-60 ℃, stir after 20-30 minute, add again other remaining component, be warming up to 70-80 ℃, high-speed stirring 20-300 minute, obtain.

2. PS/CTP version privacy protection glue according to claim 1, is characterized in that, by the component raw material of following weight part, is prepared from: gum arabic 4, polyoxyethylene glycol 2, Xylo-Mucine 3, polyvinyl alcohol 1.2, auxiliary agent 1, deionized water 88,

Described composite assistant is made by the raw material of following weight part: sodium lauryl sulphate 3, Soxylat A 25-7 4, disodium sulfosuccinate 3, tetrahydroglyoxaline 1, nipagin esters 2, Kathon CG 2, pomegranate rind extracting solution 1, APG 2, stearic acid 0.2, Tween-60 1, oleum graminis citrati 0.3, antioxidant 1010 2, silicone oil 1, normal hexane 9, ester acetoacetic ester 9, carboxymethyl cellulose 5, water 12, preparation method is: first normal hexane is mixed with ester acetoacetic ester, and then and nipagin esters, pomegranate rind extracting solution, Oleum Cocois, oleum graminis citrati, antioxidant 1010 mixes, be heated to 50-60 ℃, stir after 20-30 minute, add again other remaining component, be warming up to 70-80 ℃, high-speed stirring 20-300 minute, .

3. a preparation method for PS/CTP version privacy protection glue claimed in claim 1, is characterized in that, comprises the following steps:

(1), deionized water is added in reaction vessel, heat to water temperature and reach 55-65 ℃, Xylo-Mucine, polyvinyl alcohol are being joined in hot water, the first stirring at low speed 23-25 with 200-400r/min hour, again with the speed of 1000-1500r/min, high-speed stirring 1.5-2.5 hour, obtain mixture A;

(2), gum arabic, polyoxyethylene glycol are joined in the warm water of 35-45 ℃, with 200-400r/min stirring at low speed 10-15 hour, obtains mixture B;

(3), the A obtaining, the B of above-mentioned steps (1) and (2) are mixed, then add rest materials, grind to stir and mix for 30-40 minute, with 400 order filter-cloth filterings, the filtrate of gained is packed on request.