BE420496A - - Google Patents
Info
- Publication number
- BE420496A BE420496A BE420496DA BE420496A BE 420496 A BE420496 A BE 420496A BE 420496D A BE420496D A BE 420496DA BE 420496 A BE420496 A BE 420496A
- Authority
- BE
- Belgium
- Prior art keywords
- mask
- rubber
- knitting
- parts
- vulcanization
- Prior art date
Links
- 229920001971 elastomer Polymers 0.000 claims description 38
- 239000005060 rubber Substances 0.000 claims description 38
- 238000004073 vulcanization Methods 0.000 claims description 22
- 238000009940 knitting Methods 0.000 claims description 19
- 239000004744 fabric Substances 0.000 claims description 10
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 7
- 239000004033 plastic Substances 0.000 claims description 7
- 238000007493 shaping process Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 239000000835 fiber Substances 0.000 claims description 2
- 239000000025 natural resin Substances 0.000 claims description 2
- 238000009987 spinning Methods 0.000 claims description 2
- 229920003002 synthetic resin Polymers 0.000 claims description 2
- 239000000057 synthetic resin Substances 0.000 claims description 2
- 239000004753 textile Substances 0.000 claims description 2
- 239000013013 elastic material Substances 0.000 claims 1
- 230000008961 swelling Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 229920000126 latex Polymers 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010073 coating (rubber) Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
- 210000003625 skull Anatomy 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/02—Masks
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Zoology (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE420496A true BE420496A (enrdf_load_html_response) |
Family
ID=82551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE420496D BE420496A (enrdf_load_html_response) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE420496A (enrdf_load_html_response) |
-
0
- BE BE420496D patent/BE420496A/fr unknown
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