the use of eval ( evoh) for uht milk pouch - sep 2015

THE USE OF EVALTM EVOH FOR UHT MILK POUCH

SPECIALITY FILMS AND FLEXIBLE PACKAGING GLOBAL CONFERENCE -2015

15 – 16 SEPTEMBER 2015 ,MUMBAI ,INDIA

CONTENTS

• INTRODUCTION OF GAS BARRIER RESIN

“EVAL™”

• WHAT IS UHT PROCESSING FOR MILK

• WHAT ARE BENEFITS OF UHT PROCESSED

MILK

• EVAL TM FOR UHT MILK & ITS BENEFITS

INTRODUCTION OF “EVAL™” EVOH RESIN

EVOH,

a random copolymer of

Ethylene and Vinyl-ALcohol

(CH2-CH2)m (CH2-CH)n

OH

32

35

27

24

38

44

48

Higher Barrier

Higher Flexibility Better thermal stability

mol% ethylene content

grades

What is EVALTM ?

EVALTM Barrier Comparison

MATERIAL OTR @ 20degC65%RH (cc,20µm/m²,day,atm)

0.2-3.2

PVDC 3.0~18 16

Oriented PET 50 Oriented NYLON 40

LDPE 8250 HDPE 3000

Oriented PP 3000 PS 7000

EVALTM

PAN

1mm EVAL = 10meter PE

LDPE

Monolayer

EVAL™

multilayer

Structure

(µm)

LDPE

100

LDPE/ tie/ EVAL-F/ tie /LDPE

42.5/ 5 / 5 / 5 / 42.5

OTR

(cc/m2,day,atm) 1650 1.6

EVAL™ provides excellent oxygen barrier

Condition: 20C-65%RH(out)/65%RH(in)

Application of EVALTM

EVALTM resin is commonly used in various food packaging and various

packaging styles (film, cup, bottle and tube) for long shelf life.

EVALTM for milk product

UHT-milk pouch Yoghurt cup

Condense milk Smoothies Flavored Milk

Flavored Milk

Milk powder for baby

WHAT IS UHT PROCESSING FOR MILK

PUT THIS IN

EVAL™

POUCH

PASTEURIZED VERSUS UHT MILK

WHAT IS UHT ? UHT IS ULTRA HIGH

TEMPERATURE

STERILISATION

PROCESSING

TEMPERATURE OF

135 – 150 0C

PROCESSING TIME OF

1- 4 SECONDS

WHAT IS EFFECT OF UHT ?

KILLS BOTH MIRCO-

ORGANISMS AND SPORES

PRESENT IN MILK

PRESERVES AND RETAINS

MAXIMUM FLAVOUR ,TASTE

AND NURTITIONA L VALUE

GENERALLY SUITABLE FOR

LOW ACID PRODUCTS LIKE

MILK

EQUIPMENTS USED FOR UHT MILK PROCESSING

TYPICAL STERILIZER – HEAT EXCHANGER

TYPICAL ASEPTIC FFS MACHINE

COMPLETE UHT PLANT

EVAL TM FOR UHT MILK & ITS BENEFITS

BENEFITS OF UHT MILK IN FLEXIBLE POUCH

UHT MILK TYPICALLY HAS SHELF LIFE OF 3- 4

MONTHS EVEN IN ABSENCE OF COLD CHAIN

LONGER SHELF LIFE WITHOUT COLD CHAIN

MAKES NEW DISTRIBUTION CHANNELS

POSSIBLE

THIS IS HUGE ADVANTAGE AS COMPARED TO

TRADITIONAL PASTEURIZED MILK WHERE

MAXIMUM SELF LIFE POSSIBLE IS ONLY

ABOUT A WEEK AND THAT TOO IN PRESENCE

OF COLD CHAIN

BENEFITS OF UHT POUCH WITH EVAL

6 grams IS THE WEIGHT OF A 1 LITER

POUCH USING EVAL™EVOH BARRIER

LESS PRODUCT WASTE AS DESIGN

FLEXIBILITY POSSIBILE WITH EVOH

BASED MULTILAYER POUCH

BARRIER POUCH IS ALL PLASTIC BASED

HENCE TOTALLY RECYCLABLE

NO NEED FOR COLD CHAIN TO

MAINTAIN 100 % STERILITY IN THE

PRODUCT

BENEFITS OF UHT POUCH WITH EVAL

A FEW MICRONS OF EVAL ™ARE

SUFFICIENT TO PROVIDE THE DESIRED

AND FUNCTIONAL BARRIER OF UHT

MILK POUCH

SPOILAGE OF THE PRODUCT IS AVOIDED

AND ALSO PROTECTION TO VALUABLE

VITAMIN CONTENT

EVAL ™ACTS AS FLAVOUR BARRIER AS

WELL AS WELL AS KEEPING THE

OUTSIDE ODOUR AWAY

BESIDES MILK OTHER PRODUCTS

PACKED ARE FLAVOURED MILK , LASSI ,

YOGHURT AND FRUIT JUICES

EVAL™ UHT POUCH VERSUS AL FOIL /PAPER CARTON

EVAL™ UHT POUCH VERSUS AL FOIL /PAPER CARTON

BENEFITS OF EVAL™ UHT MILK POUCHES

LOW PACKAGING COST AS COMPARED TO

CARTON , APPROXIMATELY ABOUT 33 %

LESS

BARRIER POUCH WEIGHS

MUCH LESS THAN THE

CARTON , APPROXIMATELY

JUST 6- 7 grams AS COMPARED

TO 24 grams FOR CARTON

SAVINGS IN PACKAGING AND TRANSPORTATION

COST CAN BE PASSED ONTO THE CUSTOMER

RESULTING IN PRICE REDUCTION FOR THE

CUSTOMER

Outside

Inside

Outside

Inside

PE + Slip agent PE + White Masterbatch

LLDPE tie

EVAL™ H171B LLDPE tie

LLDPE tie + Black Masterbatch LLDPE + mLLDPE

PE + White Masterbatch + Slip agent

LLDPE tie

EVAL™ H171B

LLDPE tie + Black Masterbatch

LLDPE + mLLDPE

TYPICAL EVAL BARRIER POUCH BASED

ON 5 AND 7 LAYER STRUCTURE

UHT milk pouch in oversea

India / Sri Lanka/Indonesia

India

Sri Lanka

Indonesia

UHT milk pouch in oversea

Latin America

WE DON’T HAVE A PORTABLE COW

BUT WE HAVE THE NEXT BEST SOLUTION

UHT MILK IN EVAL ™ EVOH BARRIER POUCH

THANK

YOU