Medical dialysis body paper and production method thereof

A production method and technology for base paper, applied in pulp beating method, pulp beating/refining method, paper and other directions, can solve the problems of not containing fluorescent substances, low ash content, etc., and achieve good heat sealing and peeling effect, paper strength Good, reduce the effect of intermediate links

Inactive Publication Date: 2019-06-07
NANJING FORESTRY UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

This new type of medicine used for treatments that use special plates called bases are stronger than regular cloths but they don't have any harmful particles like silk threads during production. They also resist being contaminated by germs such as molds while still maintain their ability to be effective at deliver medication through small holes formed into them. These technical benefits make these types of medias more reliable over time without causing health concerns when stored together due to its strong properties.

Problems solved by technology

This patented technical problem addressed in this patents relates to improving the properties (quality, cost efficiency), durability, security features, moisture barrier characteristics, protection against harmful germs from outside sources, and reducing waste associated with disposable items like plasma generators. Additionally, there must meet strict regulations related to environmental concerns due to potential negative effects caused by residual antimicrobial agents left behind inside these packages without being able to reuse them again overnight.

Method used

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  • Medical dialysis body paper and production method thereof
  • Medical dialysis body paper and production method thereof
  • Medical dialysis body paper and production method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0036] Example 1, the trial formulation amount is 55g / m 2 The four experimental products A1, A2, A3 and A4:

[0037] The first product A1, the ratio of the pulp after the tapping of needles and the pulp after the tapping of broad leaves is 1:3, with 1.2% AKD sizing agent, 0.5% PPE wet strength agent, no guar gum dispersant, operating concentration 0.4 %, the amount of surface sizing agent is 0.5%;

[0038] The second product A2, the ratio of the pulp after knocking needles and the pulp after broadleaf knocking is 1:3, adding 1.3% AKD sizing agent, 0.6% PPE wet strength agent, 0.05% guar gum dispersant, and operating concentration 0.45 %, the amount of surface sizing agent 0.7%;

[0039] The third product A3, the ratio of the pulp after coniferous knocking and the pulp after broad-leaved knocking is 1:3, adding 1.4% AKD sizing agent, 0.5% to 0.8% PPE wet strength agent, 0.10% guar gum dispersant, Operating concentration is 0.5%, and the amount of surface sizing agent is 0.8%;

[0040]

Embodiment 2

[0045] Example 2: The trial formulation amount is 60g / m 2 The four experimental products B1, B2, B3 and B4:

[0046] The first product B1, the ratio of the pulp after the tapping of the needles and the pulp after the tapping of the broad leaves is 1:3, with 1.2% AKD sizing agent, 0.5% PPE wet strength agent, no guar gum dispersant, operating concentration 0.4 %, the amount of surface sizing agent is 0.5%;

[0047] The second product B2, the ratio of the pulp after knocking needles and the pulp after broad-leaf knocking is 1:3, adding 1.3% AKD sizing agent, 0.6% PPE wet strength agent, 0.05% guar gum dispersant, operating concentration 0.45 %, the amount of surface sizing agent 0.7%;

[0048] The third product B3, the ratio of the pulp after coniferous knocking and the pulp after broad-leaved knocking is 1:3, adding 1.4% AKD sizing agent, 0.5% to 0.8% PPE wet strength agent, 0.10% guar gum dispersant, Operating concentration is 0.5%, and the amount of surface sizing agent is 0.8%;

[

Embodiment 3

[0054] Example 3: The trial formulation amount is 65g / m 2 The four experimental products C1, C2, C3 and C4:

[0055] The first product C1, the ratio of the pulp after the tapping of needles and the pulp after the tapping of broad leaves is 1:3, with 1.2% AKD sizing agent, 0.5% PPE wet strength agent, no guar gum dispersant, operating concentration 0.4 %, the amount of surface sizing agent is 0.5%;

[0056] The second product C2, the ratio of the pulp after the tapping of needles and the pulp after the tapping of broad leaves is 1:3, adding 1.3% AKD sizing agent, 0.6% PPE wet strength agent, 0.05% guar gum dispersant, and operating concentration 0.45 %, the amount of surface sizing agent 0.7%;

[0057] The third product C3, the ratio of the pulp after the tapping of needles and the pulp after the tapping of broad leaves is 1:3, adding 1.4% AKD sizing agent, 0.5% to 0.8% PPE wet strength agent, 0.10% guar gum dispersant, Operating concentration is 0.5%, and the amount of surface sizin

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Abstract

The invention discloses medical dialysis body paper and a production method thereof. The production method of the medical dialysis body paper comprises the following four steps of (1) raw material selection, namely adopting a bleached chemical needlebush pulp board and a hardwood pulp board as raw materials; (2) pulp production, namely breaking and beating the bleached chemical needlebush pulp board and the hardwood pulp board in the step (1) respectively for use; (3) pulp blending, namely mixing pulp in the step (2) in a pulp blending tank according to a ratio, adding a sizing agent and a wetstrength agent, and sending a mixture to a machine chest for use after stirring the mixture; and (4) papermaking, namely conducting papermaking and shaping on the pulp in the step (3) through a pulpconditioning box, a fan pump, a conical scummer and a pressurized screen upper screen part, dehydrating paper through a squeezing part, conducting drying and surface sizing on the paper through a front drying part, drying the paper through a rear drying part, finishing the paper through a soft calendar, treating the paper through a paper winding machine and a rewinder, and the like to produce a qualified finished product.

Description

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Claims

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Application Information

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Owner NANJING FORESTRY UNIV
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