Summary of the invention
The present invention is intended to overcome the deficiencies in the prior art, and a kind of high strength glass fibre reinforced plastic adhesive and preparation method are provided, the bonding problem of on-the-spot screw thread and fiber reinforced plastic pipe during the solution pipeline is constructed at the scene.
High strength glass fibre reinforced plastic adhesive of the present invention is characterized in that being made of two kinds of components of A, B:
The A component is made up of following material and parts by weight
90~110 parts of bisphenol A type epoxy resins
1~5 part of aerosil
6~12 parts of silica flours
The B component is made up of following substance weight umber
0.5~1.5 part of polyethylene polyamine
0.5~1.5 part of triethylene tetramine
The A component mixes than row by weight 70~80:8~15 with the B component.
The preparation method of high strength glass fibre reinforced plastic adhesive of the present invention is to carry out the following steps operation according to above-mentioned component and proportioning:
A, bisphenol A type epoxy resin, aerosil and silica flour are hybridly prepared into the A component, standby;
B, polyethylene polyamine and triethylene tetramine are hybridly prepared into the B component, seal standby;
C, at 10~35 ℃, B component Kaifeng is poured in the A component, 100~150 rev/mins of stirring velocitys, churning time 1~5 minute promptly make high strength glass fibre reinforced plastic adhesive.
As a further improvement on the present invention, the B component leaves standstill in 20~25 ℃ of environment before use and is no less than 24 hours.
As a further improvement on the present invention, the temperature of the B component being poured in the A component is 20~25 ℃.
As a further improvement on the present invention, described polyethylene polyamine is one or more the mixture in diethylenetriamine, triethylene tetramine, the tetraethylene pentamine.
High strength glass fibre reinforced plastic adhesive of the present invention and preparation method have following advantage (1) good pressure-resistant performance, and bonding strength is big; (2) on-site maintenance is simple to operation, guarantees in time to go into operation; (3) set time fast, after the completely solidified, be not afraid of with water and contact; (4) contact nontoxicly with water, meet " Drinking Water transmission ﹠ distribution wetting system and protective material hygienic safety value disciplines " (2001).
Embodiment
Raw material sources: bisphenol A type epoxy resin is selected the very bisphenol A type epoxy resin DYD-127 type of chemical industry company limited production of Dalian for use
Embodiment 1
High strength glass fibre reinforced plastic adhesive of the present invention is characterized in that being made of two kinds of components of A, B:
The A component is made up of following material and parts by weight
90~110 parts of bisphenol A type epoxy resins
1~5 part of aerosil
6~12 parts of silica flours
The B component is made up of following substance weight umber
0.5~1.5 part of polyethylene polyamine
0.5~1.5 part of triethylene tetramine
The A component mixes than row by weight 70~80:8~15 with the B component.
Embodiment 2
High strength glass fibre reinforced plastic adhesive of the present invention is characterized in that being made of two kinds of components of A, B:
The A component is made up of following material and parts by weight,
95~105 parts on bisphenol A type epoxy resin DYD-127 type
2~4 parts of aerosils
8~10 parts of silica flours
The B component is made up of following material and parts by weight,
With 0.8~1.2 part of polyethylene polyamine
0.8~1.2 part of triethylene tetramine
The A component mixes than row by weight 73~78:9~13 with the B component.
Embodiment 3
The preparation method of high strength glass fibre reinforced plastic adhesive of the present invention is can cross following steps to make:
A, 90 parts of bisphenol A type epoxy resins, 1 part of aerosil and 6 parts of silica flours are hybridly prepared into the A component, standby;
B, 0.5 part of diethylenetriamine and 0.5 triethylene tetramine are hybridly prepared into the B component, seal standby;
C, at 10~35 ℃, B component Kaifeng is poured in the A component, A component and B component be 70:8 by weight, 100~150 rev/mins of stirring velocitys, churning time 1.5 minutes promptly make high strength glass fibre reinforced plastic adhesive.
Embodiment 4
The preparation method of high strength glass fibre reinforced plastic adhesive of the present invention is can cross following steps to make:
A, 95 parts of bisphenol A type epoxy resins, 2 parts of aerosils and 8 parts of silica flours are hybridly prepared into the A component, standby;
B, 0.8 part of tetraethylene pentamine and 0.8 triethylene tetramine are hybridly prepared into the B component, seal standby;
C, at 10~20 ℃, pouring B component Kaifeng into time all in the A component is 90 seconds, A component and B component be 73:9 by weight, 100~150 rev/mins of stirring velocitys, churning time 2 minutes promptly make high strength glass fibre reinforced plastic adhesive.
Embodiment 5
The preparation method of high strength glass fibre reinforced plastic adhesive of the present invention is can cross following steps to make:
A, 100 parts of bisphenol A type epoxy resins, 3 parts of aerosils and 9 parts of silica flours are hybridly prepared into the A component, standby;
B, 1 part of polyethylene polyamine and 1 triethylene tetramine are hybridly prepared into the B component, seal standby;
C, at 20~25 ℃, the B component Kaifeng that will leave standstill in 20~25 ℃ of environment 30 hours is poured in the A component, A component and B component be 75:11 by weight, 100~150 rev/mins of stirring velocitys, churning time 3 minutes promptly make high strength glass fibre reinforced plastic adhesive;
Described polyethylene polyamine is the mixture of diethylenetriamine, triethylene tetramine and tetraethylene pentamine.
Embodiment 6
The preparation method of high strength glass fibre reinforced plastic adhesive of the present invention is can cross following steps to make:
A, 105 parts of bisphenol A type epoxy resins, 4 parts of aerosils and 10 parts of silica flours are hybridly prepared into the A component, standby;
B, 1.2 parts of polyethylene polyamines and 1.2 triethylene tetramines are hybridly prepared into the B component, seal standby;
C, at 25~35 ℃, pouring B component Kaifeng into time used in the A component is 90 seconds, A component and B component be 78:13 by weight, 100~150 rev/mins of stirring velocitys, churning time 4 minutes promptly make high strength glass fibre reinforced plastic adhesive.
Described polyethylene polyamine is the mixture of diethylenetriamine and tetraethylene pentamine.
Embodiment 7
The preparation method of high strength glass fibre reinforced plastic adhesive of the present invention is can cross following steps to make:
A, 110 parts of bisphenol A type epoxy resins, 5 parts of aerosils and 12 parts of silica flours are hybridly prepared into the A component, standby;
B, 1.5 parts of polyethylene polyamines and 1.5 triethylene tetramines are hybridly prepared into the B component, seal standby;
C, at 10~35 ℃, the B component Kaifeng that will leave standstill in 20~25 ℃ of environment 24 hours is poured in the A component, A component and B component be 80:15 by weight, 100~150 rev/mins of stirring velocitys, churning time 5 minutes promptly make high strength glass fibre reinforced plastic adhesive;
Described polyethylene polyamine is the mixture of triethylene tetramine and tetraethylene pentamine.