A kind of breast protection bandage suitable for lactating women and its preparation method
A wound dressing and breastfeeding technology, applied in breast bandages, bandages, abdominal bandages, etc., can solve the problems of dressings that are easy to fall off and unfavorable wound healing, and achieve the effects of not easy to deform and block, good water absorption and water retention capacity, and enhanced strength
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Embodiment 1
[0045] A breast protection wound plaster suitable for lactating women, comprising a protective film made of a polyurethane back film, a water-retaining layer with a thickness of 0.4mm, a moisture-absorbing layer with a thickness of 0.2mm and release paper, in parts by weight , The raw materials of the hygroscopic layer include 40 parts of graft copolymer of sodium carboxymethylcellulose, acrylic acid and acrylamide, 30 parts of styrene-isoprene-styrene block copolymer, 10 parts of paraffin oil, 3 parts of vegetable Acid, 15 parts of copovidone and 5 parts of blowing agent, the amount of blowing agent is sodium bicarbonate and citric acid with a molar ratio of 2:1; the raw material of water retention layer includes 40 parts of sodium carboxymethylcellulose and acrylic acid and propylene Graft copolymer of amide, 8 parts of amidated pectin, 20 parts of styrene-isoprene-styrene block copolymer, 15 parts of paraffin oil, 3 parts of phytic acid.
[0046] The preparation method of t...
Embodiment 2
[0057] A breast protection wound plaster suitable for breastfeeding women, comprising a polyurethane back film, a water-retaining layer with a thickness of 0.3mm, a moisture-absorbing layer with a thickness of 0.1mm and a protective film made of release paper, in parts by weight , The raw materials of the hygroscopic layer include 20 parts of graft copolymer of sodium carboxymethylcellulose, acrylic acid and acrylamide, 20 parts of styrene-isoprene-styrene block copolymer, 5 parts of paraffin oil, 1 part of vegetable Acid, 10 parts of copovidone and 1 part of foaming agent, the amount of foaming agent is sodium bicarbonate and citric acid in a molar ratio of 1.5:1; the raw material of the water-retaining layer includes 20 parts of sodium carboxymethylcellulose and acrylic acid and propylene Graft copolymer of amide, 5 parts of amidated pectin, 10 parts of styrene-isoprene-styrene block copolymer, 5 parts of paraffin oil, 1 part of phytic acid.
[0058] The preparation method o...
Embodiment 3
[0069] A breast protection wound plaster suitable for lactating women, comprising a protective film made of a polyurethane back film, a water-retaining layer with a thickness of 0.5mm, a moisture-absorbing layer with a thickness of 0.3mm and release paper, in parts by weight , The raw materials of the hygroscopic layer include 60 parts of graft copolymer of sodium carboxymethylcellulose, acrylic acid and acrylamide, 40 parts of styrene-isoprene-styrene block copolymer, 20 parts of paraffin oil, 5 parts of vegetable Acid, 20 parts of copovidone and 10 parts of blowing agent, the amount of blowing agent is sodium bicarbonate and citric acid with a molar ratio of 2.5:1; the raw material of water retention layer includes 60 parts of sodium carboxymethylcellulose and acrylic acid and propylene Graft copolymer of amide, 10 parts of amidated pectin, 30 parts of styrene-isoprene-styrene block copolymer, 20 parts of paraffin oil, 5 parts of phytic acid.
[0070]The preparation method o...
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