Detergent for sapphire wafer
A cleaning agent, sapphire technology, applied in the field of cleaning agents, can solve problems such as pollution and poor safety, achieve good water solubility, avoid damage, and improve adhesion
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Examples
Embodiment 1
[0014] A cleaning agent for sapphire wafers, comprising the following components in parts by weight: 10 parts of modified starch, 3 parts of potassium carbonate, 9 parts of surfactants, 15 parts of sodium citrate, 10-15 parts of metatartaric acid, 25 parts of methyl acetate, 1 part of polyethylene glycol, 0.3 part of stabilizer, 30 parts of borax, 5 parts of dibutyl phosphate, 30 parts of deionized water; the modified starch is composed of starch, methyl hydroxypropyl cellulose The molar ratio with nano-graphene is 25:1:4.
[0015] The starch is sweet potato starch; the molecular weight of the starch is 50 million.
[0016] The pore size of the graphene nanometer is 20 μm.
[0017] The preparation method of the above-mentioned cleaning agent can be prepared by referring to the existing cleaning agent, and there are no special steps.
[0018] This cleaning agent is used to clean the sapphire wafers treated by our company. Compared with the cleaning agent of unmodified starch,...
Embodiment 2
[0020] A cleaning agent for sapphire wafers, comprising the following components in parts by weight: 15 parts of modified starch, 4 parts of potassium carbonate, 10 parts of surfactants, 18 parts of sodium citrate, 12 parts of metatartaric acid, acetic acid 30 parts of methyl esters, 2 parts of polyethylene glycol, 0.5 parts of stabilizer, 42 parts of borax, 8 parts of dibutyl phosphate, 35 parts of deionized water; the modified starch is composed of starch, methyl hydroxypropyl cellulose and Nano-graphene is in a molar ratio of 35:1:6.
[0021] The starch is corn starch; the molecular weight of the starch is 1 million.
[0022] The nanographene has a pore diameter of 20-50 μm.
[0023] This cleaning agent is used to clean the sapphire wafers treated by our company. Compared with the cleaning agent of unmodified starch, the water demand is reduced by 24%, and the oil removal rate on the surface of the sapphire wafer is as high as 92%, and there is no scratch on the surface ,...
Embodiment 3
[0025] A cleaning agent for sapphire wafers, comprising the following components in parts by weight: 18 parts of modified starch, 5 parts of potassium carbonate, 12 parts of surfactants, 20 parts of sodium citrate, 10-15 parts of metatartaric acid, 35 parts of methyl acetate, 3 parts of polyethylene glycol, 0.8 part of stabilizer, 50 parts of borax, 10 parts of dibutyl phosphate, 40 parts of deionized water; Described modified starch is made of starch, methyl hydroxypropyl cellulose The molar ratio with nano-graphene is 38:1:8.
[0026] The starch is potato starch; the molecular weight of the starch is 3 million.
[0027] The pore size of the graphene nanometer is 50 μm.
[0028] This cleaning agent is used to clean the sapphire wafers treated by our company. Compared with the cleaning agent of unmodified starch, the water demand is reduced by 15%, and the oil removal rate on the surface of the sapphire wafer is as high as 86%, and there is no scratch on the surface , the re...
PUM
Property | Measurement | Unit |
---|---|---|
pore size | aaaaa | aaaaa |
pore size | aaaaa | aaaaa |
pore size | aaaaa | aaaaa |
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