Medical dialyzing paper

A technology of dialysis paper and base layer, applied in the field of medical dialysis paper, can solve the problems of insufficient strength of the paper base layer and the like

Inactive Publication Date: 2016-09-28
福建希源纸业有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

This patent has greatly improved the air permeability and bonding effect, but the strength of the paper base layer is still insufficient, and there is still room for improvement in the air permeability of the coating layer

Method used

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Examples

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Effect test

Embodiment Construction

[0010] The present invention will be further described in conjunction with specific embodiments.

[0011] This embodiment provides a kind of medical dialysis paper, comprises paper base layer and the hot-melt adhesive layer that is coated on the upper and lower surfaces of paper base layer, and described paper base layer contains 63 parts by weight of hardwood raw materials, 33 parts by weight of softwood materials, 8 parts by weight The bamboo charcoal fiber of part, the polyester short fiber of 4 weight parts, the length of described bamboo charcoal fiber is 1.5mm, the length of described polyester short fiber is 2.75mm, and described hot-melt adhesive layer comprises each raw material of following weight part: 70 parts of ethylene-vinyl acetate copolymer, 20 parts of polyamide resin, 1.5 parts of paraffin, 1.8 parts of antioxidant, 6 parts of bamboo charcoal fiber powder, 2.5 parts of barium stearate, 12 parts of hydrogenated rosin, 1.3 parts of fluorinated graphite, o-hydro...

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Abstract

The invention relates to a medical dialysis paper, which comprises a paper base layer and a hot-melt adhesive layer coated on the upper and lower surfaces of the paper base layer. The paper base layer contains 60-65 parts by weight of hardwood raw materials and 30-35 parts by weight of softwood wood materials. , 7 to 10 parts by weight of bamboo charcoal fiber, 3 to 5 parts by weight of polyester staple fiber, the length of the bamboo charcoal fiber is 1 to 2mm, the length of the polyester staple fiber is 2.5 to 3mm, and the hot melt adhesive The layer contains the following raw materials in parts by weight: 60-75 parts of ethylene-vinyl acetate copolymer, 15-25 parts of polyamide resin, 1-2 parts of paraffin, 1.5-2 parts of antioxidant, 5-8 parts of bamboo charcoal fiber powder, hard 2-3 parts of barium fatty acid, 8-15 parts of hydrogenated rosin, 1-1.5 parts of fluorinated graphite, 0.2-0.4 parts of phenyl o-hydroxybenzoate, and the particle diameter of the bamboo charcoal fiber is less than 0.3 mm.

Description

technical field [0001] The invention relates to a medical dialysis paper. Background technique [0002] The applicant's Chinese patent number: 201410322120.3 discloses a medical dialysis paper with good antibacterial effect, good air permeability, high strength and high production efficiency, including a paper base layer and a coating layer coated on the upper and lower surfaces of the paper base layer. The paper base layer contains 65-80 parts by weight of hardwood and 20-35 parts by weight of softwood raw materials, and the coating layer contains the following raw materials by weight: ethylene-vinyl acetate copolymer 70-85 parts, polypropylene 3-4 parts of amide, 3-5 parts of barium stearate, 15-20 parts of hydrogenated rosin, 5-7 parts of glycidyl tert-carbonate, 0.6-1.0 parts of tert-butyl hydroquinone, 0.3-0.9 parts of erucamide parts, 0.2 to 0.4 parts of phenyl o-hydroxybenzoate. This patent has greatly improved the air permeability, bonding effect, etc., but the str...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): D21H13/24D21H13/50D21H19/38D21H19/56D21H19/62D21H19/46
CPCD21H13/24D21H13/50D21H19/38D21H19/46D21H19/56D21H19/62
Inventor 饶福龙黄笃武
Owner 福建希源纸业有限公司
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