# US 2013/0152857 A1 · Substrate Processing Fluid Delivery System and Method

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- Number: US 2013/0152857 A1
- Document ID: US20130152857A1
- Status: Published application
- Kind: A1
- Application number: 13/327,597
- Filed: 2011-12-15
- Published: 2013-06-20
- Earliest claimed: 2011-12-15
- Assignees: Intermolecular, Inc.
- Inventors: Jason Wright; Tony P. Chiang
- Web page: https://patentgrep.com/patent/US20130152857A1

## CPC

- C23C 16/4482: {by bubbling of carrier gas through liquid source material}
- Y10T 137/0318: Processes
- Y10T 137/5283: Units interchangeable between alternate locations
- C23C: COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL (making metal-coated products by extrusion B21C23/22; covering with metal by connecting pre-existing layers to articles, see the relevant places, e.g. B21D39/00, B23K; metallising of glass C03C; metallising mortars, concrete, artificial stone, ceramics or natural stone C04B41/00; enamelling of, or applying a vitreous layer to, metals C23D; treating metal surfaces or coating of metals by electrolysis or electrophoresis C25D; single-crystal film growth C30B; by metallising textiles D06M11/83; decorating textiles by locally metallising D06Q1/04)
- Y10T: TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION

## Abstract

Embodiments provided herein describe substrate processing fluid delivery systems and methods. The substrate processing fluid delivery systems include a flow regulator. A fluid conduit assembly is coupled to the flow regulator and a processing chamber of a substrate processing apparatus. A plurality of processing fluid containers is coupled to the fluid conduit assembly. A plurality of valves is coupled to the fluid conduit assembly. The plurality of valves are configurable to selectively place each of the plurality of processing fluid containers in fluid communication with only the flow regulator or the processing chamber of the substrate processing apparatus through the fluid conduit assembly.

## Claims

### Claim 1

A fluid delivery system comprising:
a flow regulator;
a fluid conduit assembly coupled to the flow regulator
the fluid conduit coupled to an interface between the fluid conduit and a processing chamber;
a plurality of processing fluid containers coupled to the fluid conduit assembly; and
a plurality of valves coupled to the fluid conduit assembly, the plurality of valves being configurable to selectively place each of the plurality of processing fluid containers in fluid communication with either the flow regulator or the interface through the fluid conduit assembly.

### Claim 2 (depends on 1)

The fluid delivery system of claim 1, wherein the plurality of valves comprises a flow regulator valve associated with the flow regulator, a processing chamber interface valve associated with the interface of the processing chamber, and a plurality of processing fluid container valves, each of the processing fluid container valves being associated with a respective one of the processing fluid containers.

### Claim 3 (depends on 2)

The fluid delivery system of claim 2, wherein the plurality of processing fluid container valves comprises a plurality of sets of processing fluid valves, each of the plurality of sets of processing fluid valves being associated with a respective one of the plurality of processing fluid containers.

### Claim 4 (depends on 3)

The fluid delivery system of claim 3, wherein each of the plurality of sets of processing fluid container valves comprises a first processing fluid container valve and a second processing fluid container valve, wherein the first processing fluid container valve and the second processing fluid container valve of each of the plurality of sets of processing fluid container valves are in fluid communication through the respective processing fluid container.

### Claim 5 (depends on 1)

The fluid delivery system of claim 1, wherein the flow regulator is a mass flow controller (MFC).

### Claim 6 (depends on 1)

The fluid delivery system of claim 1, further comprising a controller in operable communication with the plurality of valves and configured to actuate the valves to selectively place each of the plurality of processing fluid containers in fluid communication with only the flow regulator or the interface of the processing chamber through the fluid conduit assembly.

### Claim 7 (depends on 6)

The fluid delivery system of claim 6, wherein the controller is further configured, by actuating the plurality of valves, to:
place a first of the plurality of processing fluid containers in fluid communication with the flow regulator through the fluid conduit assembly, but not in fluid communication with the interface of the processing chamber;
place the first of the plurality of processing fluid containers in fluid communication with the processing chamber through the fluid conduit assembly, but not in fluid communication with the flow regulator;
place a second of the plurality of processing fluid containers in fluid communication with the flow regulator through the fluid conduit assembly, but not in fluid communication with the interface of the processing chamber; and
place the second of the plurality of processing fluid containers in fluid communication with the processing chamber through the fluid conduit assembly, but not in fluid communication with the flow regulator.

### Claim 8 (depends on 1)

The fluid delivery system of claim 1, further comprising a processing gas supply in fluid communication with the flow regulator.

### Claim 9 (depends on 1)

The fluid delivery system of claim 1, further comprising:
a second flow regulator;
a second fluid conduit assembly coupled to the flow regulator;
the second fluid conduit coupled to an interface between the second fluid conduit and the processing chamber;
a second plurality of processing fluid containers coupled to the second fluid conduit assembly; and
a second plurality of valves coupled to the second fluid conduit assembly, the second plurality of valves being configurable to selectively place each of the second plurality of processing fluid containers in fluid communication with either the second flow regulator or the interface of the processing chamber through the second fluid conduit assembly.

### Claim 10 (depends on 1)

The substrate processing fluid delivery system of claim 1, wherein the plurality of processing fluid containers comprises at least one ampoule.

### Claim 11

A method for delivering a processing fluid to a processing chamber comprising:
providing a fluid conduit assembly coupled to a flow regulator, a plurality of processing fluid containers, a plurality of valves, and an interface of the processing chamber;
setting the plurality of valves to a first configuration, wherein the fluid conduit assembly and the processing fluid containers are arranged such that when the plurality of valves are in the first configuration, one of the plurality of processing fluid containers is in fluid communication with the flow regulator through the fluid conduit assembly, but not in fluid communication with the interface of the processing chamber; and
setting the plurality of valves to a second configuration, wherein the fluid conduit assembly and the processing fluid containers are arranged such that when the plurality of valves are in the second configuration, the one of the plurality of processing fluid containers is in fluid communication with the interface of processing chamber through the fluid conduit assembly, but not in fluid communication with the flow regulator.

### Claim 12 (depends on 11)

The method of claim 11, further comprising, when the plurality of valves are in the first configuration, causing a processing gas to be delivered through the flow regulator and the fluid conduit assembly into the one of the plurality of processing fluid containers.

### Claim 13 (depends on 12)

The method of claim 12, wherein when the plurality of valves are in the second configuration, a processing fluid is delivered from the one of the plurality of processing fluid containers through the fluid conduit assembly into the processing chamber.

### Claim 14 (depends on 13)

The method of claim 13, further comprising:
setting the plurality of valves to a third configuration, wherein the fluid conduit assembly and the processing fluid containers are arranged such that when the plurality of valves are in the third configuration, a second of the plurality of processing fluid containers is in fluid communication with the flow regulator through the fluid conduit assembly, but not in fluid communication with the interface of the processing chamber; and
setting the plurality of valves to a fourth configuration, wherein the fluid conduit assembly and the processing fluid containers are arranged such that when the plurality of valves are in the fourth configuration, the second of the plurality of processing fluid containers is in fluid communication with the processing chamber through the fluid conduit assembly, but not in fluid communication with the flow regulator.

### Claim 15 (depends on 11)

The method of claim 11, further comprising:
setting the plurality of valves to a third configuration, wherein the fluid conduit assembly and the processing fluid containers are arranged such that when the plurality of valves are in the third configuration, the one of the plurality of processing fluid containers is in fluid communication with the flow regulator and the interface of the processing chamber through the fluid conduit assembly; and
when the plurality of valves are in the third configuration, causing a processing gas to be delivered through the flow regulator and the fluid conduit assembly into a processing liquid within the one of the plurality of processing fluid containers such that at least some of the processing liquid is evaporated and delivered to the processing chamber through the fluid conduit assembly.

### Claim 16

A substrate processing system comprising:
a substrate processing apparatus comprising a processing chamber, the process chamber comprising an interface;
a fluid conduit assembly in fluid communication with the interface of the processing chamber;
a flow regulator in fluid communication with the fluid conduit assembly;
a plurality of processing fluid containers in fluid communication with the fluid conduit assembly; and
a plurality of valves coupled to the fluid conduit assembly, the plurality of valves being configurable to selectively place each of the plurality of processing fluid containers in fluid communication with either the flow regulator or the interface of the processing chamber through the fluid conduit assembly.

### Claim 17 (depends on 16)

The substrate processing system of claim 16, wherein the substrate processing apparatus is configured to perform one of chemical vapor deposition (CVD), atomic layer deposition (ALD), or metalorganic chemical vapor deposition (MOCVD).

### Claim 18 (depends on 16)

The substrate processing system of claim 16, further comprising:
a second fluid conduit assembly in fluid communication with the interface of the processing chamber;
a second flow regulator in fluid communication with the fluid conduit assembly;
a second plurality of processing fluid containers in fluid communication with the second fluid conduit assembly; and
a second plurality of valves coupled to the second fluid conduit assembly, the second plurality of valves being configurable to selectively place each of the second plurality of processing fluid containers in fluid communication with either the second flow regulator or the interface of the processing chamber through the second fluid conduit assembly.

### Claim 19 (depends on 16)

The substrate processing system of claim 16, wherein the plurality of processing fluid containers comprises at least one ampoule.

### Claim 20 (depends on 16)

The substrate processing system of claim 16, wherein the flow regulator is a mass flow controller (MFC).
