An apparatus for conducting single-pass filtration of ink waste is disclosed. The apparatus includes: a filter connected to a housing unit and a plurality of absorbent layers within the housing unit, wherein the plurality of absorbent layers are in any order and include: a layer for removing metal a
An apparatus for conducting single-pass filtration of ink waste is disclosed. The apparatus includes: a filter connected to a housing unit and a plurality of absorbent layers within the housing unit, wherein the plurality of absorbent layers are in any order and include: a layer for removing metal and polar compounds, a layer for removing non-polar color impurities, a layer for removing acid functional components, a layer for removing additives with polar or protic functional groups, and a layer for removing residual water. A process and a system that include or utilize the apparatus are also disclosed.
대표청구항▼
1. A process for conducting single-pass filtration of ink waste including: providing said ink waste; andpassing said ink waste through a plurality of absorbent layers, wherein said absorbent layers are in any order and include: a layer for removing metal and polar compounds;a layer for removing non-
1. A process for conducting single-pass filtration of ink waste including: providing said ink waste; andpassing said ink waste through a plurality of absorbent layers, wherein said absorbent layers are in any order and include: a layer for removing metal and polar compounds;a layer for removing non-polar color impurities;a layer for removing acid functional components;a layer for removing additives with polar or protic functional groups; anda layer for removing residual water. 2. The process according to claim 1, wherein said ink waste is passed through five absorbent layers in the following order: said layer for removing metal and polar compounds, wherein said layer for removing metal and polar compounds includes a zeolite;said layer for removing non-polar color impurities, wherein said layer for removing non-polar color impurities includes activated carbon;said layer for removing acid functional components, wherein said layer for removing acid functional components includes basic alumina;said layer for removing additives with polar or protic functional groups, wherein said layer for removing additives with polar or protic functional groups includes silica; andsaid layer for removing residual water, wherein said layer for removing residual water includes one or more compounds selected from the group consisting of anhydrous calcium chloride, barium oxide, calcium sulfate, anhydrous magnesium, magnesium sulfate, metallic sodium, phosphorus pentoxide, solid potassium, anhydrous forms of potassium carbonate, quicklime, sodium hydroxide, sodium pentoxide, anhydrous forms of sodium sulfate, and sulfate. 3. The process according to claim 2, wherein said layer for removing metal and polar compounds further includes one or more compounds selected from the group consisting of barium oxide, anhydrous calcium chloride, calcium sulfate, anhydrous magnesium, magnesium sulfate, metallic sodium, phosphorus pentoxide, solid potassium, anhydrous forms of potassium carbonate, quicklime, sodium hydroxide, sodium pentoxide, anhydrous forms of sodium sulfate, and sulfate. 4. The process according to claim 1, further including: passing said ink waste through a quality verification unit, wherein said quality verification unit includes: a first detector for measuring the ultraviolet-visible absorbance of said ink waste; anda second detector for measuring the conductivity of said ink waste. 5. The process according to claim 4, further including: passing said ink waste through said plurality of absorbent layers an additional time if said ink waste is determined by said quality verification unit to have absorbance at any wavelength between 380 nm and 800 nm or a conductivity greater than 1 pS/cm. 6. The process according to claim 1, further including: passing regeneration chemicals through said plurality of absorbent layers to regenerate said absorbent layers. 7. The process according to claim 6, wherein said regeneration chemicals include one or more chemicals selected from the group consisting of aliphatic hydrocarbons, halocarbons, alcohols, and aromatics.
연구과제 타임라인
LOADING...
LOADING...
LOADING...
LOADING...
LOADING...
이 특허에 인용된 특허 (9)
Saxena Vinit (Pinole CA), Chromatography system using horizontal flow columns.
Phillips Timothy D. (College Station TX) Clement Beverly A. (College Station TX) Heidelbaugh Norman D. (College Station TX) Gordon William C. (Bryan TX) Gordon Linda J. (Bryan TX), Selective immobilization and detection of mycotoxins in solution.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.