expert witnesses

Or Assisted Search

Advanced Search

Or Assisted Search

Advanced Search

Plastics Materials Expert Witnesses: 3

Related / Expertise

Materials (General)

Close window

Check for SynapsUs

Expert Background: Dr. Thomas L. Read is the Principal and CEO at A. Read Consulting, LLC. He received his PhD. from Stanford University in 1972 and has over 25 years of manufacturing experience in electronics, metallurgy, factory safety, failure analysis, glass fracture, glass failure and bottle failure. As a member of the electronics industry, he has earned process patents and has an extensive background in manufacturing techniques. In parallel, Dr. Read has spent over twenty five years as a consultant to attorneys and engineers. He has given more than 100 depositions and has appeared in court numerous times. Company Profile: Read Consulting, LLC is a full service laboratory providing services in the following areas:

Failure Analysis; Factory Safety and Personal Injury (including machine guards and manufacturing safety)
Glass Failure Analysis - Glass Fracture, Glass Failures and Bottle Failure
Metal and Ceramic Failure
Grinding Wheel Failures
Intellectual Property and Patent Disputes
Product Liability and Product Quality
Manufacturing Disagreements (such as Intellectual Property, Failed equipment and Contract Disputes)
Reverse Engineering

• Read Process Expertise Services Available

• Read Consulting Failure Analysis Blog

• View Publications by Thomas Read

• Video of Tempered Glass Failure

12/20/2023 · Failure Analysis

Soda Bottle Failure Analysis

By: Dr. Thomas Read

California materials failure laboratory, Read Consulting Failure Analysis Laboratory was engaged to determine the cause of failure of a 12 oz soda bottle. This bottle was said to have exploded and caused injury to a person. The bottle was said to have spontaneously exploded as the was being pushed into a cooler filled with ice.

Read Article

2/17/2023 · Failure Analysis

Design Defect Failure Analysis of Water Shut Off Valve

By: Dr. Thomas Read

When this type of valve is open a rubber seal around the valve stem prevents leaking. In this case, the poly acetate stem deteriorated due to the presence of hot chlorinated water This allowed water to leak out. Over time the leak rate increased.

Read Article

10/24/2022 · Failure Analysis

Titanium Surgical Screws Failure Analysis

By: Dr. Thomas Read

Read Consulting Failure Analysis Laboratory was engaged to determine the cause of failure of two titanium surgical screws used in corrective back surgery. These were both 6.5 mm diameter, 40mm long screws that were surgically implanted. in a patient, and they subsequently failed.

Read Article

4/20/2022 · Failure Analysis

Glass Coffee Pot Failure Analysis: Thermal Shock Failure Of Borosilicate Glass Coffee Carafe

By: Dr. Thomas Read

The fatigue failure initiated on the outside bottom where the carafe had been scratched with the abrasive scrub pad. As a result of cyclical thermal shock (between 195°C and 15°C), the cracks grew progressively till it reached a critical length. Glass thickness at the origins is approximately 3 mm. One failed after 12.

Read Article

4/12/2021 · Failure Analysis

Glass Failure Analysis: Glass Oven Dish Failure

By: Dr. Thomas Read

The annealed borosilicate glass pie plate failed as a result of “thermal shock”. There were multiple origins for the failure, and these all initiated at damage sites on the bottom of the Pyrex baking dish. It appears that the bottom of the pie plate was convex. Thus, setting the dish down and moving it on hard (abrasive) surfaces such as tile or granite counters created bottom “rim” damage.

Read Article

9/6/2017 · Failure Analysis

Liquid Impact Glass Failure Analysis

By: Dr. Thomas Read

As "water hammer" (i.e. liquid impact) has the potential to cause glass bottle failure, Read Consulting LLC created two such failures to study the resulting fracture surface details.

Read Article

4/23/2015 · Failure Analysis

Weld Failure Analysis: Chair Failure Due to Inadequate Weld

By: Dr. Thomas Read

Read Consulting was asked to determine why a welded chair failed and caused injury to the person sitting in it.

Read Article

2/3/2014 · Failure Analysis

Failure Analysis: Manufacturing Engineer Examines the Root Cause of Automobile Rear View Mirror Failures

By: Dr. Thomas Read

The root cause of the failure of customer returns of heated automobile rear view mirrors was investigated.

Read Article

8/7/2012 · Failure Analysis

Failure Analysis: Metal Fatigue of Automatic Machinery - Wafer Test Station

By: Dr. Thomas Read

During normal operation, the arm on an automatic wafer test station failed. Root cause failure analysis determined that the drive shaft on the right angle gear motor used to raise and lower the manipulator arm had failed first.

Read Article

5/21/2012 · Failure Analysis

Failure Analysis: Product Liability & Personal Injury Involving a Broken Grinding Wheel

By: Dr. Thomas Read

This grinding wheel was part of a product liability and personnel injury case. It was claimed that the subject wheel had unexpectedly failed (i.e. flown apart) and an escaping piece had hit the plaintiff in the face causing serious injuries. According to the user, the grinder with the wheel was purchased approximately one hour before the grinding wheel failure.

Read Article

3/29/2012 · Failure Analysis

Failure Analysis: Collapse of Plastic Chair

By: Dr. Thomas Read

A failed plastic lawn chair was examined to determine the cause of failure. This chair failed on the premises of a restaurant In this study the subject chair is examined and compared to several exemplar purchased at the same time. The objective of this study is to determine the cause of failure.

Read Article

11/8/2011 · Failure Analysis

Root Cause Failure Analysis of Tempered Glass Door

By: Dr. Thomas Read

Glass Failure Analysis Expert Witness performs a failure analysis of a several tempered glass doors that had "spontaneously" failed at a construction site. The objective of this glass failure analysis is to determine the cause of failure and make recommendations to the contractor.

Read Article

8/30/2011 · Failure Analysis

Metal Failure Analysis: Metal Food Contaminant Failure Analysis

By: Dr. Thomas Read

Materials failure analysis expert performs a failure analysis to determine the source of a metal piece found in tomato product.

Read Article

5/17/2011 · Failure Analysis

Plumbing Failure Analysis: Stress Corrosion Cracking of Yellow Brass

By: Dr. Thomas Read

A plumbing failure analysis was performed to determine why a cold water supply line to a bathroom sink had failed after only one year of service.

Read Article

4/1/2011 · Failure Analysis

Failure Analysis of a "Exploding" Beer Bottle: Product Defect, Product Liability

By: Dr. Thomas Read

A glass failure expert witness performs a root cause failure analysis on an exploding beer bottle. The object of this root cause failure analysis is to determine the cause of the bottle failure.

Read Article

7/7/2009 · Design

White Paper: Reverse Engineering

By: Dr. Thomas Read

Before expending the effort necessary to reverse engineer a device or object, it must be definite that the object under study is not covered by one or more patents. This avoids a dispute over patent violations. Once it has been established that no patent coverage exists, one can use multiple techniques to reverse engineer a product. These are summarized below:

Read Article

7/7/2009 · Failure Analysis

Failure Analysis of a Failed Ceramic Water Holding Tank on a Toilet

By: Dr. Thomas Read

The cracked tank was first inspected in the "as received" condition. In this condition it was cracked, but it was still whole. Next, the failed tank was separated by pulling it apart. This was done to expose the fracture surfaces of the main crack. This allowed for a complete failure analysis and for a determination of where the crack initiated.

Read Article

7/7/2009 · Failure Analysis

Failure Analysis of a Broken Jam Jar

By: Dr. Thomas Read

Glass fractography is the most effective method for determining why a glass object, such as a bottle, failed. This technique consists of examining the fracture surfaces of the failure for artifacts such as Wallner lines and using them to trace the crack back to its origin. Once the origin has been identified, it can be examined in detail with a microscope to determine the cause of the failure.

Read Article

1/28/2006 · Failure Analysis

Wine Bottle Failure Analysis

By: Dr. Thomas Read

Note: Glass Fractography is the most effective method for determining why a glass object, such as a bottle, failed. This technique consists of examining the fracture surfaces of the failure for artifacts such as Wallner lines and using them to trace the crack back to its origin

Read Article

Check for SynapsUs

Meyer R. Rosen, FRSC, FAIC, CPC, CChE, is a leading creative consultant for the Legal Profession and specialty Chemical / Personal Care Industries. He is the Founder & President of Interactive Consulting, Inc. (www.chemicalconsult.com).

Meyer is a Forensic Litigation expert for both plaintiff and defense in hazardous chemicals, products liability, personal injury, spa injuries, bleaching, hair coloring, fires and explosions, intellectual property and trade secret cases. He also provides Technical Marketing, New Business Development, Technical Consulting and Professional Editing services internationally to the Specialty Chemical, Personal Care, Cosmetic, Pharmaceutical, Medical Device, and Allied Industries.

Meyer also has 15 years of experience as a Professor of Fire Technology at Westchester Community College. Mr. Rosen is Editor- in- Chief of Harry’s Cosmeticology, 9th Ed. A 2,600-page trilogy on all aspects of the cosmetic industry (www.harryscosmeticology.com)’ as well as being Emeritus-Editor-in-Chief for EuroCosmetics magazine (Germany) and Editor-in-Chief of the Delivery System Handbook.

Technology Expertise (Intellectual Property/Chemical Industry): Mr. Rosen provides consultation and litigation support in patent infringement, trade secret issues, and licensing matters. His scientific areas of expertise include, but are not limited to:

Organosilicones: Surfactants, Emulsions, Foams, Antifoams, Silane Coupling Agents
Water Soluble Polymers, Poly(ethylene oxide), Polyethylene Glycol, and Poly (acrylamide) and Water Insoluble Polymers
Colloid and Surface Chemistry: Stability of Dispersions, Wetting & Spreading Phenomena, Suspensions & Emulsions, Clays, Paint & Coatings, Personal Care, Cosmetics
Flocculating and Coagulating Agents
Applied Rheology, Rheology Modification of Aqueous & Non-Aqueous Media

Certifications:

Chartered Chemist and Fellow: Royal Society of Chemistry – London
Nationally Certified Professional Chemist and Professional Chemical Engineer
Fire and Explosion Expert (Advanced Training)
Fellow: American College of Forensic Examiners
Fellow: American Institute of Chemists
Diplomate: American Board of Forensic Examiners
Diplomate: American Board of Forensic Engineering and Technology

View Meyer Rosen's Consulting Profile.

• View Meyer Rosen's Curriculum Vitae

• View List of Publications: Books, Technical Articles, Conference Presentations

• 9th Edition of Harry's Cosmeticology Launched - Meyer Rosen Interview

• More on the Harry's Cosmeticology website

• Oct. 2017 Seminar Announcement: The age-defying paradigm

• Harry's Cosmeticology 9th Edition

• Meyer Rosen's Interview with Lawyer Monthly

8/27/2024 · Product Liability

Product Liability and Personal Injury Involving Hair Coloring and Scalp Burns

By: Meyer R. Rosen

Product liability refers to the legal responsibility of manufacturers, distributors, suppliers, retailers, and others involved in the production and sale of products to ensure that such products are safe for consumers. When a product causes harm or injury due to a formulation defect, consumers may have the right to seek compensation through a product liability/personal injury lawsuit

Read Article

3/13/2020 · Product Liability

Approaching Product Liability as an Expert Witness

By: Meyer R. Rosen

The successful attorney-chemical expert “dyad” is, in my opinion, critically dependent on creating a trusting, workable, two-way communication. The expert must be able to educate the attorney in the complexities of the subject case, so that the attorney is comfortable in mediation or court procedures.

Read Article

10/9/2012 · Chemical Industry

Intelligent Delivery Systems for Enhancing the Performance of Active Ingredients in Skin Care Formulations

By: Meyer R. Rosen

The skin is a miraculous organ and the cosmetic & personal care industry continues to make improvements on how to maintain the health and beauty of this organ, the largest in the body. Much of the radiant youthful glow on the skin is often achieved through the delivery of advanced, active skin care products.

Read Article

9/12/2012 · Chemical Industry

Improving Cosmetic Formulation Quality Through Innovative Processing Technology: Preparation of MicroDroplet/Particle Master Batches through Innovative Compounding Techniques

By: Meyer R. Rosen

The intimate, uniform and lump-free mixing of a formulation containing two or more fluid components, one being lipophilic and the other hydrophilic, with or without the addition of powdered solids, to form a stable emulsion is a complex process.

Read Article

Harry's Cosmeticology 9th Edition 3 Volume Set

Meyer R. Rosen

The 9th edition has been doubled in size over the 8th edition and is available in both hard copy and e-book versions as well as eight shorter “Focus Books” taken from the full encyclopedic three volume edition.” All of the Focus Books are coordinated with educational presentations being conducted during the InCosmetics N.A. conference and exhibition.”

Rheology Modifiers Handbook: Practical Use and Application (Materials and Processing Technology)

Meyer R. Rosen

This is the first single-volume handbook with the information a researcher needs to select the best rheology modifiers for his/her project. Information on 20 different types of rheology modifiers manufactured by 26 companies worldwide is described. These range from Acrylic Polymers to Xanthan Gum. This handbook was written because, in the authors' experience, the selection of a rheology modifier for specific applications is an arduous task.

"Delivery System Handbook for Personal Care & Cosmetic Products: Technology, Applications and Formulations." Series Editor: Personal Care & Cosmetic Products

Meyer R. Rosen

Novel delivery systems designed to facilitate the use of fountain of youth and other functional actives is an idea whose time has come...This must have book has been carefully designed for training, development and synergistic technology transfer across the personal care, cosmetic and pharmaceutical industries.

Check for SynapsUs

Dr. David W. Riley is an Extrusion Analysis & Plastics Rheological Consultant. Dr. Riley has spent over nineteen years as a consultant in the field of Plastic Processing. He has over forty years of experience in developing Polymer Defect Technology and fifteen years in developing the field of Plastic and Polymer coefficient of friction related to the feed section of the extruder.

Areas of Expertise: