A kind of silicon amine base drilling fluid and preparation method thereof
A drilling fluid and silicon amine-based technology, applied in the fields of chemical instruments and methods, drilling compositions, organic chemistry, etc., can solve the problems of difficult rheological control and weak anti-pollution ability, so as to reduce the fluid loss of the system, Ease of operation and effect of reducing the amount of intrusion
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment 1
[0048] Silicon amine-based drilling fluid, composed of the following components in mass percentage: sodium bentonite 4%, sodium carboxymethylcellulose (CMC) 0.2%, hydrolyzed polyacrylamide potassium salt (KPAM) 0.3%, organic silicon potassium humate OSAM-K 2%, emulsified asphalt SFT 3%, aminosilanol inhibitor 1%, NaOH 0.2%, BaSO 4 20%, and the balance is water; wherein, the structural formula of the aminosilanol inhibitor is shown in formula 8, where R 1 is hydrogen, m is 0, R 2 In n, take 0.
[0049] The preparation steps of aminosilanol inhibitor are:
[0050] 1) add 4mol formula 4 compound and 0.05 μ mol catalyst A (carbon supported platinum) in the there-necked flask that thermometer, fractionating column are equipped with, drop into formula 3 compound (3mol) from the constant pressure funnel on the condenser, drop speed control Keep the temperature of the liquid in the flask at about 85°C, complete the dropwise addition for about 7 hours, and then reflux until there ar...
Embodiment 2
[0057] Silicon amine-based drilling fluid, composed of the following components in mass percentage: sodium bentonite 4%, sodium carboxymethylcellulose (CMC) 0.2%, hydrolyzed polyacrylamide potassium salt (KPAM) 0.3%, organic silicon potassium humate OSAM-K 2%, emulsified asphalt SFT 3%, aminosilanol inhibitor 1%, NaOH 0.2%, BaSO 4 20%, and the balance is water; wherein, the structural formula of the aminosilanol inhibitor is shown in formula 8, where R 1 is hydrogen, m takes 1, R 2 Take 1 for n.
[0058] The preparation steps of aminosilanol inhibitor are:
[0059] 1) add 3.2mol formula 4 compound and 0.05 μ mol catalyst A (carbon supported platinum) in the there-necked flask that thermometer, fractionating column are housed, drop into formula 3 compound (4mol) from the constant pressure funnel on the condenser, drop rate Control the temperature of the liquid in the flask at about 85°C, complete the dropwise addition for about 7 hours, and then reflux until there are almost...
Embodiment 3
[0066] Silicon amine-based drilling fluid, composed of the following components in mass percentage: sodium bentonite 4%, sodium carboxymethylcellulose (CMC) 0.2%, hydrolyzed polyacrylamide potassium salt (KPAM) 0.3%, organic silicon potassium humate OSAM-K 2%, emulsified asphalt SFT 2%, aminosilanol inhibitor 1%, NaOH 0.2%, BaSO 4 20%, and the balance is water; wherein, the structural formula of the aminosilanol inhibitor is shown in formula 8, where R 1 is hydrogen, m takes 2, R 2 Take 2 for n.
[0067] The preparation steps of aminosilanol inhibitor are:
[0068] 1) Add 6mol formula 4 compound and 0.1 μ mol catalyst A (carbon-supported platinum) in the there-necked flask equipped with thermometer and fractionating column, drop into formula 3 compound (5mol) from the constant pressure funnel on the condenser, the rate of addition is controlled Keep the temperature of the liquid in the flask at about 85°C, complete the dropwise addition for about 7 hours, and then reflux un...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com