{"id":1996,"date":"2024-07-20T06:00:15","date_gmt":"2024-07-20T06:00:15","guid":{"rendered":"https:\/\/accupore.com\/?page_id=1996"},"modified":"2024-07-22T07:02:39","modified_gmt":"2024-07-22T07:02:39","slug":"pete-polyethylene-membranes","status":"publish","type":"page","link":"https:\/\/accupore.com\/?page_id=1996","title":{"rendered":"PETE (Polyethylene) Membranes"},"content":{"rendered":"\n

PETE (Polyester) Membranes<\/strong><\/h2>\n\n\n
\n \n \n \n \n \n \n <\/colgroup>\n <\/table>\n \n \n \n<\/div>\n\n\n\n\n

<\/p>\n\n\n\n

Hydrophilic Polyester (PETE) Membrane Filters<\/strong><\/p>\n\n\n

\n
\n \n \n \n \n \n \n <\/colgroup>\n <\/table>\n \n \n \n<\/div>\n\n\n\n\n

PETE Membrane Filter Applications<\/strong><\/p>\n\n\n\n

Precise General Filtration and Prefiltration<\/p>\n\n\n\n

Removal of red blood cells from plasma<\/p>\n\n\n\n

Flow control of reagents through assay<\/p>\n\n\n\n

PETE Membrane Filter Specifications<\/strong><\/p>\n\n\n\n

General<\/strong><\/p>\n\n\n\n

USP Class VI Testing<\/strong><\/td>Passed<\/td><\/tr>
Sterilization<\/strong><\/td>Gamma Irradiation, EtO, Autoclave<\/td><\/tr>
Wetting Characteristics<\/strong><\/td>Naturally Hydrophilic<\/td><\/tr>
BSA Protein Binding<\/strong><\/td>< 5 \u03bcg\/cm2<\/sup><\/td><\/tr>
Extactables<\/strong><\/td>Very Low<\/td><\/tr>
Max. Operating Temp<\/strong><\/td>140 \u00b0C (284 \u00b0F)<\/td><\/tr>
Sealing Compatibility<\/strong><\/td>Ultrasonic, Heat, Radio Frequency, and Insert Molding<\/td><\/tr>
pH Range<\/strong><\/td>4-8<\/td><\/tr>
Burst Strength Min.<\/strong><\/td>0.7 bar (10 psi)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Performance by Pore Sizea<\/sup><\/strong><\/p>\n\n\n\n

<\/td>Pore Densityb<\/sup>
(pores\/cm2<\/sup>)<\/strong><\/td>		Open Area (%)<\/strong><\/td>Nom. Thicknessc<\/sup>
(\u00b5m)<\/strong><\/td>		Nom. Weight
(mg\/cm2<\/sup>)<\/strong><\/td>		Bubble Pointd<\/sup>
(psi)<\/strong><\/td>		Water Flow Ratee<\/sup>
(mL\/min\/cm2<\/sup><\/strong><\/td>		Air Flow Ratef<\/sup>
(L\/min\/cm2<\/sup>)<\/strong><\/td><\/tr>
0.1 \u00b5m<\/strong><\/td>4 x 108<\/sup><\/td>3.1<\/td>10<\/td>0.8<\/td>30<\/td>2.5<\/td>1.5<\/td><\/tr>
0.2 \u00b5m<\/strong><\/td>3 x 108<\/sup><\/td>9.4<\/td>10<\/td>1.3<\/td>20<\/td>10<\/td>3<\/td><\/tr>
0.4 \u00b5m<\/strong><\/td>1 x 108<\/sup><\/td>12.6<\/td>10<\/td>1.2<\/td>12<\/td>33<\/td>7.5<\/td><\/tr>
0.4 \u00b5m\u00a0transparent<\/strong><\/strong><\/td>2 x 106<\/sup><\/td>0.3<\/td>12<\/td>1.7<\/td>–<\/td>–<\/td>–<\/td><\/tr>
0.8 \u00b5m<\/strong><\/td>3 x 107<\/sup><\/td>15.1<\/td>9<\/td>1.1<\/td>7<\/td>90<\/td>18<\/td><\/tr>
1.0\u00a0\u00b5m<\/strong><\/td>2 x 107<\/sup><\/td>15.7<\/td>11<\/td>1.3<\/td>6<\/td>130<\/td>20<\/td><\/tr>
2.0\u00a0\u00b5m<\/strong><\/td>2 x 106<\/sup><\/td>6.3<\/td>10<\/td>1.3<\/td>3<\/td>300<\/td>16.5<\/td><\/tr>
3.0\u00a0\u00b5m<\/strong><\/td>2 x 106<\/sup><\/td>14.1<\/td>9<\/td>1.1<\/td>2<\/td>440<\/td>37.5<\/td><\/tr>
3.0\u00a0\u00b5m\u00a0\u00a0transparent<\/strong><\/strong><\/td>6 x 105<\/sup><\/td>4.2<\/td>12<\/td>1.6<\/td>–<\/td>–<\/td>–<\/td><\/tr>
5.0 \u00b5m<\/strong><\/td>4 x 105<\/sup><\/td>7.9<\/td>10<\/td>1.3<\/td>1.2<\/td>700<\/td>30<\/td><\/tr>
8.0\u00a0\u00b5m<\/strong><\/td>1 x 105<\/sup><\/td>5.0<\/td>7<\/td>1.0<\/td>0.7<\/td>1000<\/td>30<\/td><\/tr>
10.0\u00a0\u00b5m<\/strong><\/td>1 x 105<\/sup><\/td>7.9<\/td>9<\/td>1.3<\/td>0.9<\/td>1150<\/td>34.5<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

*Notes:<\/strong><\/p>\n\n\n\n

Tolerance + 0%, -20%<\/em><\/p>\n\n\n\n

Tolerance +\/-15%<\/em><\/p>\n\n\n\n

Tolerance +\/-10%<\/em><\/p>\n\n\n\n

Measured using isopropanol (IPA)<\/em><\/p>\n\n\n\n

Initial flow rates using prefiltered water at 10 psi (0.7 kg\/cm2<\/sup>)<\/em><\/p>\n\n\n\n

Initial flow rates using prefiltered air at 10 psi (0.7 kg\/cm2<\/sup>) for pore sizes <= 2 \u00b5m and 5 psi (0.35 kg\/cm2<\/sup>) for pore sizes >= 3 \u00b5m<\/em><\/p>\n\n\n\n

Hydrophobic Polyester (PETE) Membrane Filters<\/strong><\/p>\n\n\n

\n \n \n \n \n \n \n \n <\/colgroup>\n <\/table>\n \n \n \n<\/div>\n\n\n\n\n

Applications<\/strong><\/p>\n\n\n\n

Vent filters for electrical enclosures<\/p>\n\n\n\n

Vent filters for microbial retention in medical devices<\/p>\n\n\n\n

Air\/gas filtration while repelling liquid water<\/p>\n\n\n\n

Air\/gas filtration while repelling oils and solvents with surface tension >25 dynes\/cm<\/p>\n\n\n\n

Specifications<\/strong><\/p>\n\n\n\n

Membrane material<\/strong><\/strong><\/td>Polyethylene terephthalate (PET) laminated with nonwoven PET<\/td><\/tr>
Pore size<\/strong><\/td>0.2\u00a0\u00b5m*<\/td><\/tr>
Pore density<\/strong><\/td>2.7×10\u2078 – 3.7×10\u2078\u00a0pores\/cm\u00b2<\/td><\/tr>
Air flow<\/strong><\/td>2.5 – 4.9 L\/min\u00b7cm2<\/sup>\u00a0at 1.0 bar<\/td><\/tr>
Water entry pressure<\/strong><\/strong><\/td>\u22653.5 bar<\/td><\/tr>
Thickness<\/strong><\/strong><\/td>90 – 190 \u00b5m<\/td><\/tr>
Oil repellency<\/strong><\/td>AATCC Grade 5<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

*Tolerance of \u00b120%<\/p>\n\n\n\n

PETE (Polyester) Gold-Coated Membranes<\/strong><\/p>\n\n\n

\n \n \n \n \n \n \n \n <\/colgroup>\n <\/table>\n \n \n \n<\/div>\n\n\n\n\n

Features<\/strong><\/p>\n\n\n\n

Particle analysis by SEM\/EDX, FTIR microscopy and Raman spectroscopy<\/p>\n\n\n\n

Identification and characterization of micro-and nanoparticles in pharmaceutical fluids and chemical auxiliary agents<\/p>\n\n\n\n

Testing for technical cleanliness in accordance with ISO 16232 and VDA 19<\/p>\n\n\n\n

Stable in liquid medium for longer filtration periods<\/p>\n\n\n\n

High contrast in SEM, FTIR microscopy and Raman spectroscopy<\/p>\n\n\n\n

Gold-coated on top side (100\/0 nm)<\/p>\n\n\n\n

Specifications<\/strong><\/p>\n\n\n\n

Pore Size<\/strong><\/td>Membrane Material<\/strong><\/td>Pore Density (cm-2)<\/strong><\/td>Membrane thickness (\u00b5m)<\/strong><\/td>Gold coating (top\/down)<\/strong><\/td><\/tr>
0.8\u00b5m<\/td>Polyester<\/td>4.00 E + 07<\/td>22<\/td>100\/0 nm<\/td><\/tr>
3.0\u00b5m<\/td>Polyester<\/td>3.00 E + 06<\/td>20<\/td>100\/0 nm<\/td><\/tr>
5.0\u00b5m<\/td>Polyester<\/td>4.00 E + 05<\/td>19<\/td>100\/0 nm<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Polyester Drain Discs<\/strong><\/p>\n\n\n

\n \n \n \n \n \n \n <\/colgroup>\n <\/table>\n \n \n \n<\/div>\n\n\n\n\n

Polyester Drain Disk Nominal Specifications<\/strong><\/p>\n\n\n\n

Material<\/strong><\/td>Polyethylene Terephthalate<\/td><\/tr>
Sterilization<\/td>Gamma Irradiation, Ethylene Oxide, Autoclave<\/td><\/tr>
Wetting Characteristics<\/td>Naturally Hydrophilic<\/td><\/tr>
pH Range<\/td>4-8<\/td><\/tr>
Max. Operating Temp<\/td>140\u00b0C (284\u00b0F)<\/td><\/tr>
Basis Weight<\/td>36\u00b13g\/m\u00b2 (1.06\u00b10.09oz\/yd\u00b2)<\/td><\/tr>
Thickness<\/td>65\u00b115\u00b5m (2.56\u00b10.59mil)<\/td><\/tr>
Gurley Air Permeability<\/td>0.13 sec\/100cc — corresponds to 7.2L\/min\u00b7cm2<\/sup>\u00a0at 1.21kPa<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Dyed Polyester Membranes<\/strong><\/p>\n\n\n

\n \n \n \n \n \n \n \n \n <\/colgroup>\n <\/table>\n \n \n \n<\/div>\n\n\n\n\n
Pore Size<\/strong>
(\u00b5m)<\/strong><\/td>		Thickness<\/strong>
(\u00b5m)<\/strong><\/td>		Porosity
(%)<\/strong><\/td>		Bubble Point<\/strong><\/td>Pore Density cm2<\/sup><\/strong><\/td>Water Flow Ratee<\/sup>
indicative values<\/strong>
ml\/min\/cm2 @0.7bar<\/strong><\/td>		Air Flow Ratef<\/sup>
indicative values
L\/min\/cm2 @0.7bar<\/strong><\/td><\/tr>
0.2\u00a0\u00b5m<\/strong><\/td>25 (\u00b5m)<\/td>15.70%<\/td>>3.5 bar<\/td>–<\/td>>10<\/td>>2<\/td><\/tr>
0.4\u00a0\u00b5m<\/strong><\/td>25 (\u00b5m)<\/td>18.80%<\/td>>2 bar<\/td>1.50 E+08<\/td>>30<\/td>>4<\/td><\/tr>
0.8\u00a0\u00b5m<\/strong><\/td>24\u00a0(\u00b5m)<\/td>20.10%<\/td>>0.6 bar<\/td>4.00 E+07<\/td>>80<\/td>>8<\/td><\/tr>
3.0 \u00b5m<\/strong><\/td>22 (\u00b5m)<\/td>21.20%<\/td>>0.05 bar<\/td>3.00E +06<\/td>>400<\/td>>30<\/td><\/tr><\/tbody><\/table><\/figure>\n","protected":false},"excerpt":{"rendered":"

PETE (Polyester) Membranes Hydrophilic Polyester (PETE) Membrane Filters PETE Membrane Filter Applications Precise General Filtration and Prefiltration Removal of red blood cells from plasma Flow control of reagents through assay PETE Membrane Filter Specifications General USP Class VI Testing Passed Sterilization Gamma Irradiation, EtO, Autoclave Wetting Characteristics Naturally Hydrophilic BSA Protein Binding < 5 \u03bcg\/cm2 […]<\/p>\n","protected":false},"author":2,"featured_media":1260,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1996","page","type-page","status-publish","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/accupore.com\/index.php?rest_route=\/wp\/v2\/pages\/1996","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/accupore.com\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/accupore.com\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/accupore.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/accupore.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1996"}],"version-history":[{"count":20,"href":"https:\/\/accupore.com\/index.php?rest_route=\/wp\/v2\/pages\/1996\/revisions"}],"predecessor-version":[{"id":2187,"href":"https:\/\/accupore.com\/index.php?rest_route=\/wp\/v2\/pages\/1996\/revisions\/2187"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/accupore.com\/index.php?rest_route=\/wp\/v2\/media\/1260"}],"wp:attachment":[{"href":"https:\/\/accupore.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1996"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}