CN104873333B - Bio-degradable expendable nursing materials and preparation method thereof - Google Patents
Bio-degradable expendable nursing materials and preparation method thereof Download PDFInfo
- Publication number
- CN104873333B CN104873333B CN201510195889.8A CN201510195889A CN104873333B CN 104873333 B CN104873333 B CN 104873333B CN 201510195889 A CN201510195889 A CN 201510195889A CN 104873333 B CN104873333 B CN 104873333B
- Authority
- CN
- China
- Prior art keywords
- fiber
- polylactic
- absorbed layer
- layer
- wood pulp
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000463 material Substances 0.000 title claims abstract description 22
- 230000000474 nursing effect Effects 0.000 title claims abstract description 21
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 239000000835 fiber Substances 0.000 claims abstract description 116
- 239000010410 layer Substances 0.000 claims abstract description 115
- 239000002253 acid Substances 0.000 claims abstract description 61
- 229920001131 Pulp (paper) Polymers 0.000 claims abstract description 54
- 229920002678 cellulose Polymers 0.000 claims abstract description 46
- 239000001913 cellulose Substances 0.000 claims abstract description 46
- 239000002344 surface layer Substances 0.000 claims abstract description 28
- 239000002245 particle Substances 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229920000642 polymer Polymers 0.000 claims abstract description 16
- 230000009471 action Effects 0.000 claims description 15
- 229920000747 poly(lactic acid) Polymers 0.000 claims description 13
- 239000004626 polylactic acid Substances 0.000 claims description 13
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 3
- 239000012467 final product Substances 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 210000000481 breast Anatomy 0.000 claims description 2
- 239000002131 composite material Substances 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims 3
- 238000005096 rolling process Methods 0.000 claims 1
- 239000004745 nonwoven fabric Substances 0.000 abstract description 24
- 230000000844 anti-bacterial effect Effects 0.000 abstract description 9
- 230000006870 function Effects 0.000 abstract description 8
- 206010070834 Sensitisation Diseases 0.000 abstract description 2
- 230000008313 sensitization Effects 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 8
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 240000008042 Zea mays Species 0.000 description 3
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 3
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 3
- 235000005822 corn Nutrition 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- -1 leakproof Substances 0.000 description 3
- 206010021639 Incontinence Diseases 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 2
- 238000005213 imbibition Methods 0.000 description 2
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000002040 relaxant effect Effects 0.000 description 2
- 238000004078 waterproofing Methods 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
- 238000006065 biodegradation reaction Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 235000014655 lactic acid Nutrition 0.000 description 1
- 239000004310 lactic acid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000003821 menstrual periods Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/15577—Apparatus or processes for manufacturing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
- A61L15/225—Mixtures of macromolecular compounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/46—Deodorants or malodour counteractants, e.g. to inhibit the formation of ammonia or bacteria
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/62—Compostable, hydrosoluble or hydrodegradable materials
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
- A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
- A61F2013/15463—Absorbency
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/20—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices containing or releasing organic materials
- A61L2300/30—Compounds of undetermined constitution extracted from natural sources, e.g. Aloe Vera
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/40—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a specific therapeutic activity or mode of action
- A61L2300/404—Biocides, antimicrobial agents, antiseptic agents
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510195889.8A CN104873333B (en) | 2015-04-23 | 2015-04-23 | Bio-degradable expendable nursing materials and preparation method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510195889.8A CN104873333B (en) | 2015-04-23 | 2015-04-23 | Bio-degradable expendable nursing materials and preparation method thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104873333A CN104873333A (en) | 2015-09-02 |
CN104873333B true CN104873333B (en) | 2018-04-20 |
Family
ID=53941198
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510195889.8A Active CN104873333B (en) | 2015-04-23 | 2015-04-23 | Bio-degradable expendable nursing materials and preparation method thereof |
Country Status (1)
Country | Link |
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CN (1) | CN104873333B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105239270A (en) * | 2015-10-14 | 2016-01-13 | 嘉兴润之缘养生文化有限公司 | Polylactic acid fiber non-woven fabric used for hygienic material |
CN111172810A (en) * | 2020-01-07 | 2020-05-19 | 华南理工大学 | Completely biodegradable heat-sealing paper and preparation method and application thereof |
CN113730104A (en) * | 2021-09-09 | 2021-12-03 | 诺宸股份有限公司 | Leakage-proof sanitary absorption article and preparation method thereof |
CN113925685A (en) * | 2021-11-07 | 2022-01-14 | 上海护理佳实业有限公司 | Method for forming absorbent article core, core and absorbent article |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2007228412A1 (en) * | 2006-03-23 | 2007-09-27 | Kimberly-Clark Worldwide, Inc. | Absorbent articles having biodegradable nonwoven webs |
CN101491687A (en) * | 2008-01-23 | 2009-07-29 | 江南大学 | Corn polylactic acid fiber sanitary napkin |
US8044255B2 (en) * | 2006-12-15 | 2011-10-25 | Kimberly-Clark Worldwide, Inc. | Treatment of personal care products to reduce leakage |
CN202426733U (en) * | 2012-02-07 | 2012-09-12 | 豆丁乐园(南京)婴儿用品有限公司 | Natural full-biodegradation disposable infant paper diaper |
CN202801943U (en) * | 2012-02-07 | 2013-03-20 | 豆丁乐园(南京)婴儿用品有限公司 | Natural full biodegradable woman sanitary napkin |
-
2015
- 2015-04-23 CN CN201510195889.8A patent/CN104873333B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2007228412A1 (en) * | 2006-03-23 | 2007-09-27 | Kimberly-Clark Worldwide, Inc. | Absorbent articles having biodegradable nonwoven webs |
US8044255B2 (en) * | 2006-12-15 | 2011-10-25 | Kimberly-Clark Worldwide, Inc. | Treatment of personal care products to reduce leakage |
CN101491687A (en) * | 2008-01-23 | 2009-07-29 | 江南大学 | Corn polylactic acid fiber sanitary napkin |
CN202426733U (en) * | 2012-02-07 | 2012-09-12 | 豆丁乐园(南京)婴儿用品有限公司 | Natural full-biodegradation disposable infant paper diaper |
CN202801943U (en) * | 2012-02-07 | 2013-03-20 | 豆丁乐园(南京)婴儿用品有限公司 | Natural full biodegradable woman sanitary napkin |
Also Published As
Publication number | Publication date |
---|---|
CN104873333A (en) | 2015-09-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
EXSB | Decision made by sipo to initiate substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: 311311 Yi Yi village, Yu Qian Town, Ling'an District, Hangzhou, Zhejiang Patentee after: Zhejiang Zhenyu water absorbing material Co.,Ltd. Address before: 311311 No. 165 Renmin Road, Yuqian Town, Ling'an, Hangzhou, Zhejiang Patentee before: LIN'AN CITY ZHENYU ABSORPTION MATERIAL CO.,LTD. |
|
CP03 | Change of name, title or address | ||
CP01 | Change in the name or title of a patent holder |
Address after: 311311 Yi Yi village, Yu Qian Town, Ling'an District, Hangzhou, Zhejiang Patentee after: Zhejiang Zhenyu water absorbing material technology Co.,Ltd. Address before: 311311 Yi Yi village, Yu Qian Town, Ling'an District, Hangzhou, Zhejiang Patentee before: Zhejiang Zhenyu water absorbing material Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Biodegradable disposable care products and their preparation methods Granted publication date: 20180420 Pledgee: Zhejiang Lin'an Rural Commercial Bank Co.,Ltd. Yuqian Branch Pledgor: Zhejiang Zhenyu water absorbing material technology Co.,Ltd. Registration number: Y2024330000483 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |