What is the density of Sylgard 184?
Yield strength 700 KPa. Density of 0.982 g/ml.
What is the curing agent in sylgard 184?
SYLGARD®184 is a silicone based elastomeric kit that is a two component system with a polymeric base and a curing agent which cross-links with the polymeric matrix. The resulting composite formed is a polydimethylsiloxane (PDMS) with tensile strength (UTS) of ~5.2 MPa and shore hardness of ~44 at room temperature.
How do you use sylgard 184?
Thoroughly mix SYLGARD 184 silicone elastomer, base & curing agent, in a ratio of 10 parts base to 1 part curing agent, by weight. Agitate gently to reduce the amount of air . introduced. Allow mixture to set 30 minutes before pouring.
What temperature does PDMS cure at?
For microfluidic applications, PDMS is typically cured over a master in a plastic Petri dish at 80ºC for 2.5 hours. The curing temperature is limited by the maximum temperature a plastic Petri dish can withstand without warping.
What is the density of PDMS?
965 kg/m³Polydimethylsiloxane / Density
What is PDMS curing agent?
Polydimethylsiloxane (PDMS) is a two-part polymer (Base Elastomer and Curing Agent). The standard mixing ratio for PDMS is 10-parts base elastomer and 1-part curing agent. This ratio provides the mechanical properties that are desirable and optimum biocompatibility.
What is a curing agent?
A curing agent is a substance that is used to harden a surface or material. It is typically applied to polymer surfaces to facilitate the bonding of the molecular components of the material. The stronger the molecular bonds are, the harder the material surface is.
How long does Sylgard 184 take to cure?
The Dow Corning 184 Sylgard should be cured properly using one of the following suggested schedules as follows: 24 hours at 23°C, or 4 hours at 65°C or 1 hour at 100°C. However, complete mechanical and electrical properties will only be attained after 7 days which is recommended for usage.
How do you mix sylgard?
Mix the two components thoroughly using a weight or volume ratio of 10:1. Note: The pot life is 2 hours for catalyzed Sylgard 184 at room temperature. It is recommended to vacuum de-air, with a residual pressure of 10-20 mm mercury, which, when applied for applied for 30 minutes, will sufficiently de-air the material.
What is curing agent for PDMS?
PDMS Grating Fabrication. Dow Corning Sylgard 184 silicone elastomer base (Sylgard 184A) and Sylgard 184 silicone elastomer curing agent (Sylgard 184B) are used to fabricate PDMS grating.
How is polydimethylsiloxane made?
Polydimethylsiloxane (PDMS) is the simplest member of the silicone polymer family. It is formed by hydrolyzing Me2SiCl2, which is produced from high-purity SiO2 and CH2Cl2 by the Muller–Rochow reaction.
How to mix sysylgard 184 silicone elastomer?
SYLGARD 184 Silicone Elastomer is supplied in lot matched kits consisting of base and curing agent in separate containers. The two components should be thoroughly mixed using a weight or volume ratio of 10:1.
What is the SDS number for safsafety Sylgard(r) 184 silicone elastomer kit?
SAFETY DATA SHEET. SYLGARD(R) 184 SILICONE ELASTOMER KIT (CURING AGENT information is below) Version 5.0 Revision Date: 05/25/2016 SDS Number: 743649-00008 Date of last issue: 04/08/2016 Date of first issue: 11/12/2014 8 / 11 Recovery Act (RCRA) it is classified as a RCRA hazardous waste.
What is the application of sysylgard 184 PDMS?
SYLGARD®184 based PDMS can be used in soft-lithography for a variety of applications such as microfluidics, microelectromechanical systems (MEMS) and other flexible electronic devices. It also forms hydrophobic PDMS films which can be used as moisture membrane in photovoltaic cells.
How long does it take for sysylgard 184 elastomer to cure?
SYLGARD 184 Silicone Elastomer should be cured using one of the following recommended schedules: 24 hours at 23°C, or 4 hours at 65°C, or 1 hour at 100°C, or 15 minutes at 150°C Large components and assemblies may require longer times in order to reach the curing temperature.