CN105038617A - Adhesive used for waterproof roll and preparation method of adhesive - Google Patents

Abstract

The invention discloses an adhesive used for a waterproof roll. The adhesive used for the waterproof roll takes lactic acid/glycerol organic zirconium as a crosslinking agent and an ethylene-ethyl acrylate copolymer fiber-based solution as a thickening agent, so that the adhesive used for the waterproof roll has obvious temperature-sensitive crosslinking property, and gel with good temperature and shearing sustainability can be formed under the crosslinking action; meanwhile, the copolymer base solution treated by fibers is adopted, so that surface activity of the copolymer can be improved, the crosslinking effect can be promoted, and viscoelasticity and thixotropy can be improved.

Description

A kind of tackiness agent for waterproof roll and preparation method thereof

Technical field

The present invention relates to a kind of tackiness agent, particularly relate to a kind of tackiness agent for waterproof roll and preparation method thereof.

Background technology

Traditional vegetable jelly tackiness agent, at high temperature facile hydrolysis, poor to the protectiveness of base material, and the thickening capabilities of ethylene-ethyl acrylate copolymer is strong, heat resistance is good;

The most frequently used linking agent of usual acquisition polymer gel is organic boron or organic zirconium, and organic borate cross-linker heatproof is the highest can only reach 150 DEG C, and organic zirconium can be cross-linked in acid condition, and heatproof is high, can reach 200 DEG C, has broad application prospects.

Summary of the invention

Object of the present invention is just to provide a kind of tackiness agent for waterproof roll and preparation method thereof.

The present invention is achieved by the following technical solutions:

For a tackiness agent for waterproof roll, it is made up of the raw material of following weight parts:

Three sad butyl tin 0.8-1, two Lauryl Alcohol ester 3-5, the salpeter solution 0.3-0.4 of polyether Glycols 3-5, sp-801.6-2,10-12mol/l, ethylene-ethyl acrylate copolymer 200-210, zirconium oxychloride 1.3-2, lactic acid 0.5-1, glycerol 0.6-1, sisal fibers 10-15, calcium phosphate 2-3, epoxy resin E4118-20, phenyl glycidyl ether 2-3, MALEIC ANHYDRIDE 0.14-0.2.

For a preparation method for the tackiness agent of waterproof roll, comprise the following steps:

(1) joined by phenyl glycidyl ether in 3-4 times of dehydrated alcohol, stirring and dissolving, obtains ether lysate;

(2) epoxy resin E41 is joined in 15-20 times of water, raised temperature is 60-70 DEG C, add the 70-80% of above-mentioned sp-80 weight, ether lysate is dripped under agitation condition, ethylene-ethyl acrylate copolymer, polyether Glycols is added after dropwising, 200-300 rev/min is stirred 30-40 minute, obtains epoxy polymer emulsion;

(3) mixed with calcium phosphate by sisal fibers and wear into fine powder, joining concentration is infiltrate 3-4 hour in the bisulfite potassium solution of 5-7%, filters discharging post-drying, joins in 4-6 times of water, add remaining sp-80, stir, obtain fibre emulsion;

(4) in above-mentioned fibre emulsion, drip the salpeter solution of 10-12mol/l, be heated to boiling, add epoxy polymer emulsion, adjustment PH is 6-6.5, is stirred to normal temperature, obtains polymer fiber base fluid;

(5) joined by zirconium oxychloride in 2-3 times of water, stirring and dissolving, adds lactic acid, glycerol, and regulation system pH value, to 4-5, is uniformly mixed 4-5 hour, obtains organic zirconium crosslinker;

(6) by polymer fiber base fluid, organic zirconium crosslinker mixing, in the constant temperature oil bath of 80-90 DEG C, stir 20-30 minute, add three sad butyl tin, stir, obtain organic zirconium gel;

(7) mixed with each raw material of residue by organic zirconium gel, raised temperature is 110-130 DEG C, insulated and stirred 30-40 minute, and raised temperature is 170-180 DEG C, insulated and stirred 2-3 hour, and through tank cooling, cut off shaping, dehydration, vacuum-drying, to obtain final product.

Advantage of the present invention is:

The present invention with lactic acid/glycerol organic zirconium for linking agent, it has obvious temperature sensitive crosslinking feature, with ethylene-ethyl acrylate copolymer fiber base fluid for viscosifying agent, pass through crosslinked action, the gel with good temperature and shearing sustainability can be formed, adopt the multipolymer base fluid of fiber treatment, multipolymer surfactivity can be improved, promote cross-linking effect, improve visco-elasticity and thixotropy.

The present invention is used for the tackiness agent of waterproof roll, and waterproof layer has good independence, and loss rate is slow, can not affect other waterproof layers.

Embodiment

Below in conjunction with embodiment, the present invention is described in further detail:

Embodiment 1:

For a tackiness agent for waterproof roll, it is made up of the raw material of following weight parts:

Three sad butyl tin 0.8, two Lauryl Alcohol ester 3, polyether Glycols 5, the salpeter solution 0.3 of sp-801.6,12mol/l, ethylene-ethyl acrylate copolymer 210, zirconium oxychloride 1.3, lactic acid 0.5, glycerol 0.6, sisal fibers 15, calcium phosphate 2, epoxy resin E4120, phenyl glycidyl ether 2, MALEIC ANHYDRIDE 0.14.

For a preparation method for the tackiness agent of waterproof roll, comprise the following steps:

(1) joined by phenyl glycidyl ether in 4 times of dehydrated alcohols, stirring and dissolving, obtains ether lysate;

(2) joined in 20 times of water by epoxy resin E41, raised temperature is 70 DEG C, adds 80% of above-mentioned sp-80 weight, ether lysate is dripped under agitation condition, add ethylene-ethyl acrylate copolymer, polyether Glycols after dropwising, 300 revs/min are stirred 30 minutes, obtain epoxy polymer emulsion;

(3) mixed with calcium phosphate by sisal fibers and wear into fine powder, joining concentration is infiltrate 3 hours in the bisulfite potassium solution of 5%, filters discharging post-drying, joins in 6 times of water, add remaining sp-80, stir, obtain fibre emulsion;

(4) in above-mentioned fibre emulsion, drip the salpeter solution of 12mol/l, be heated to boiling, add epoxy polymer emulsion, regulate PH to be 6.5, be stirred to normal temperature, obtain polymer fiber base fluid;

(5) joined by zirconium oxychloride in 3 times of water, stirring and dissolving, adds lactic acid, glycerol, and regulation system pH value to 4 is uniformly mixed 4 hours, obtains organic zirconium crosslinker;

(6) by polymer fiber base fluid, organic zirconium crosslinker mixing, stir 20 minutes in the constant temperature oil bath of 90 DEG C, add three sad butyl tin, stir, obtain organic zirconium gel;

(7) mixed with each raw material of residue by organic zirconium gel, raised temperature is 130 DEG C, insulated and stirred 40 minutes, and raised temperature is 180 DEG C, insulated and stirred 3 hours, and through tank cooling, cut off shaping, dehydration, vacuum-drying, to obtain final product.

Performance test:

Cohesive strength: 3.7MPa;

Viscosity: 3800mPa.s.

Claims (2)

1., for a tackiness agent for waterproof roll, it is characterized in that what it was made up of the raw material of following weight parts:

Three sad butyl tin 0.8-1, two Lauryl Alcohol ester 3-5, the salpeter solution 0.3-0.4 of polyether Glycols 3-5, sp-801.6-2,10-12mol/l, ethylene-ethyl acrylate copolymer 200-210, zirconium oxychloride 1.3-2, lactic acid 0.5-1, glycerol 0.6-1, sisal fibers 10-15, calcium phosphate 2-3, epoxy resin E4118-20, phenyl glycidyl ether 2-3, MALEIC ANHYDRIDE 0.14-0.2.

2., as claimed in claim 1 for a preparation method for the tackiness agent of waterproof roll, it is characterized in that comprising the following steps:

(1) joined by phenyl glycidyl ether in 3-4 times of dehydrated alcohol, stirring and dissolving, obtains ether lysate;

(2) epoxy resin E41 is joined in 15-20 times of water, raised temperature is 60-70 DEG C, add the 70-80% of above-mentioned sp-80 weight, ether lysate is dripped under agitation condition, ethylene-ethyl acrylate copolymer, polyether Glycols is added after dropwising, 200-300 rev/min is stirred 30-40 minute, obtains epoxy polymer emulsion;

(3) mixed with calcium phosphate by sisal fibers and wear into fine powder, joining concentration is infiltrate 3-4 hour in the bisulfite potassium solution of 5-7%, filters discharging post-drying, joins in 4-6 times of water, add remaining sp-80, stir, obtain fibre emulsion;

(4) in above-mentioned fibre emulsion, drip the salpeter solution of 10-12mol/l, be heated to boiling, add epoxy polymer emulsion, adjustment PH is 6-6.5, is stirred to normal temperature, obtains polymer fiber base fluid;

(5) joined by zirconium oxychloride in 2-3 times of water, stirring and dissolving, adds lactic acid, glycerol, and regulation system pH value, to 4-5, is uniformly mixed 4-5 hour, obtains organic zirconium crosslinker;

(6) by polymer fiber base fluid, organic zirconium crosslinker mixing, in the constant temperature oil bath of 80-90 DEG C, stir 20-30 minute, add three sad butyl tin, stir, obtain organic zirconium gel;

(7) mixed with each raw material of residue by organic zirconium gel, raised temperature is 110-130 DEG C, insulated and stirred 30-40 minute, and raised temperature is 170-180 DEG C, insulated and stirred 2-3 hour, and through tank cooling, cut off shaping, dehydration, vacuum-drying, to obtain final product.