Workshop on Macromolecular Separations-by-Design

19
1 st Workshop on Macromolecular Separations-by-Design October 10 th & 11 th , 2012 Gaithersburg, Maryland, USA

Transcript of Workshop on Macromolecular Separations-by-Design

1st

Workshop on Macromolecular Separations-by-Design

October 10th & 11th, 2012 Gaithersburg, Maryland, USA

 

 

 

October 1

8:00-8:15

8:15-8:30

8:30-9:00

9:00-9:40

9:40-10:2

10:20-10:

10:35-11:

11:15-11:

11:55-1:0

1:05-1:45

1:45-2:25

2:25-2:55

2:55-3:10

3:10-3:50

3:50-4:30

4:30-5:00

6:00

10 – Stateme

Arrive

0 Welco

0 Kate B

André

0 JimmyCharac

0 Timothnew c

35 Break

Cather

15 Peter Ssepara

55 Haraldanalys

00 Lunch

Karen

Patricinanoco

WillemMolec

CatherHydroChrom

0 Break

Jack D

0 Karl F

0 Ilja Sieliquid simula

0 Williaof chai

Recept

Macromo

ent of the Pro

e/Check-in, Ad

oming Remark

Beers, NIST. I

Striegel, sess

y Mays, Univcterization: L

hy Lodge, Unchallenges.”

rine Rimmer,

Schoenmakerations."

d Pasch, Stellesis of complex

h, NIST Cafete

Phinney, ses

ia Cotts, DuPomposite app

m deGroot, Dcular Structura

rine Rimmer, ocarbon and Fmatography.”

Douglas, sessi

Freed, Univers

epmann, Univchromatograp

ations.”

m Krekelbergin molecules

tion/Banquet

olecularS

WorkOct. 10

Gaith

oblem and St

dministration

ks

Introduction &

sion chair

ersity of TennLimitations of

niversity of M

session chair

rs, University

enbosch Univx polymers by

eria

sion chair

ont. “Charactlications.” Le

ow Chemicalal Characteriz

NIST. “DesiFluorocarbon

ion chair

sity of Chicag

versity of Minphy and size e

g, NIST. “A fat interfaces.

, Gaithersbur

eparation

kshop Agend0th & 11th, 20hersburg, MD

tate-of-the-A

n Building - 1

& Goals.

nessee. “Polyf SEC.”

Minnesota. “M

r

of Amsterdam

versity. “Chemy multidimen

terization of fecture Room B

l. “Challengeszation of Poly

gn, SynthesisStationary Ph

go. “Polymers

nnesota. “Undexclusion chr

fundamental s”

rg Hilton

ns‐by‐Desi

da 012 D

Art

01, Lecture R

ymer Synthesi

Multiblock pol

m. “Towards

mical compossional liquid

functionalizedB

s from an Indyolefins.”

s, and Characthases for Mol

s in confinem

derstanding rromatography

study of the c

gnWorks

Room B

is At and Bey

lymers: New

HYPERform

sition and micchromatograp

d nanoparticle

dustrial Perspe

terization of Necular Recog

ment.”

retention in rey: Insights fro

conformationa

hop 2012

yond the Limi

opportunities

mance polyme

crostructure phy.”

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ective in the

Novel gnition in Liqu

eversed-phaseom molecular

al phase beha

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October 1

8:30-9:00

9:00-9:15

9:15-10:3

10:30-10:

10:45-11:

11:00-12:

12:15-1:1

1:20-2:00

2:00-3:30

3:30

 

 

 

 

 

11 – Defining

0 Ming ZAdmin

André

0 Breako

Please

B

O

W

45 Break

00 Check

15 Breako

5 Lunch

0 Presen

0 Summ

Works

Thank y

Macromo

g Challenges

Zheng, NISTnistration Bu

Striegel, NIS

out Sessions

e attend the se

Blue – Group

Orange – Grou

White – Group

k-in, Lecture R

out Sessions I

h, NIST Cafete

nt session resu

mary for Repor

shop Ends

you for the

olecularS

s & Needs

. “Structure-uilding - 101

ST. Breakout

ession color c

A, Vincent Sh

up B, André S

p C, Karen Ph

Room B

II, Lecture Ro

eria

ults, Lecture R

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eparation

-based Separ1, Lecture Ro

Session instru

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Room B

 

 

support of

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P

Smethod opolymersimplemensoftware,implemenSEC as th

Htechniquechromatopolymerscopolymelargely apoor reso

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Polymer Sy

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However, a es, such aography (TGs ranging frer architectu

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as MALDI-GIC), revealrom simple ures. In this ce of three fthe size-base

ck Polyme

Chemistry an

f block copothough simption of mor

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BC triblock s in controlleock polymers: how doeize the mateures will be

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At and BeyLimita

Jim

ent of ChemiKnoxvjimmym

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factors: the led separation

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olymers to sple “AB” dibrphology almons. For exastic elastom (“A” crossl

ment based oecure optimuelf-assembleterpolymers

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eparation

yond the Lations of S

mmy Mays

istry, Univerville, TN [email protected]

EC) has, ovular weights

y of SEC inand commere characterizular size sen

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ymers made n, I will revlarge band bn mechanism

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Character

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mmercially ABA triblockonfers substaests that at ly, the desirated extensi

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towards smcome to us

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Various applography and

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ons and lightand dynam

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Stellenbosch,Sou

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olymers aredition to theal composiuch complex

quid chromagraphy (SECography (LAthe critical chemical he

talk presentsMost prom

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lications wilthe on-line

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Departmenuth Africa, Ey Dortmund,

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ttering, depolude functio

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Pritish Sinha

t of ChemistE-mail: hpas, Faculty of

d in moress distributiotionality, anfrequently m

techniques hg with respecis selective dsorption (Lof segmente

ple ideas of he combinatgraphy and yphenation o.

ssed showinLC with 1H-

ized Nanoplications

Pat Cotts

Research & ngton, DE 19

s of nanocomgnificant wothe surrounchallenging

We present exthese needs.olarized dynonalized silic

ns‐by‐Desi

Analysis of hromatogr

a, Wolf Hille

try and [email protected], D

e than oneon, they are nd molecu

multidimensi

have been ct to hydrodtowards che

LC-CC) is aed copolyme

multidimention of twospectroscop

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namic light sca, TiO2, an

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f Complex raphy

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developed, dynamic volemical compa versatile

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sional analyo different cpy. The basromatograph

ntages of m

for Nanoc

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s been limiteionalizing th

mer. Characs in surface the use of

ttering incluscattering annd exfoliate

hop 2012

Polymers

e, Stellenbos

Germany

of molecdistributed wcture. For ical methods

including lume, and liqposition. Liqmethod for

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multidimensi

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GPC, Tripnd CEF (Crybrate our sysunknown samm. Howeverhe quality ofl problems Further, t

ues is a valination technre produced e used to deir long chainedicted resug. In this deen used inse techniquelymer molec

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The Dow CFree

ple Detectoystallization stems. Oncemples and asr, it is possib

f our chromain our systethis informad choice. Fniques, metin the reactoescribe theirn branching ults with the discussion,

n our charas fractionatecular structu

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Perspectiveation of Po

nhold, Walla

Chemical Coeport, Texas

or GPC, TElution Frac

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didn’t knowive us conf

mperature GPolyolefins cstatistically p

weight diss. With thissured result

w several ex‘tool box’

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gnWorks

Molecular S

d Ryan DePu

ermal Gradit is a generaated it is com

will be of sufand apply mdoing this ww existed orfidence that PC, triple dcan make predictable mtributions, t

s informations to determi

xamples of hat Dow to

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Structural

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dient Interaal practice tommon practifficient qual

model compowe can potenr that we siignoring kn

detector GPCexcellent m

manner so sitheir comonn in hand onine how welhow these m

help us fube used to fu

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DFlu

C

Aliquid chcolumn tchains, hconstrainpresentatcharacter

TconformaPerfluorilengths tenhancedphases wthrough with octpresence for surfacsolid statalso be p

Design, Synuorocarbo

Catherine A.

Alkyl modifiehromatograptemperature higher densitned geometrition the desrization of tw

The novel mational ordinated phaseto alkylamind shape selewith various an initial re

tadecyltrichloof the spac

ce polymerizte 13C/29Si Cresented.

Macromo

nthesis, anon Stationa

Rimmer, La

Nation

ed silica surfphy. The c

have been ities, and lowic isomers susign, synthetwo novel cla

materials werer thereby s were synthno-modified ectivity prop

surface coveaction with orosilane vi

cer disrupts zed sorbentsCP/MAS NM

olecularS

nd Characary Phase

Chrom

ane C. Sande

Chemical nal Institute

Gaithersb

faces are thechromatograinvestigated

wer temperatuch as polyctic preparati

asses of statio

re originallyenhancing

hesized via lsilica parti

perties, evenverages wera small mo

ia both soluC18 ligand os only. EvideMR and sus

eparation

terizationes for Molematograp

er, Maximilli

Sciences Diof Standard

burg, Maryla

e most commaphic effects

extensivelyures typicall

cyclic aromaion, and inionary phases

y designed tg their molinkage of picles. Longen at elevatedre synthesizeonofunctionaution- and ordering andence of statispended stat

ns‐by‐Desi

n of Novel ecular Rechy

ian Kühnle,

ivision ds and Technand 20899

monly used as of phase

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atic hydrocaritial chromas will be des

to possess aolecular shaerfluorinated

er chain perd temperatued with delal silane “spsurface-poly

d enhanced sonary phase

te 1H HR/M

gnWorks

Hydrocarcognition

and Katrice

nology

and studied blength, ligabeen found

mproved seprbons and caatographic ascribed.

a high degreape recognd carboxylicrfluorinated

ures (70 oC).iberately intpacer”, folloymerization shape select

e conformatiMAS NMR s

hop 2012

rbon and in Liquid

A. Lippa

bonded phasand density,that longer

parations of sarotenoids. Inand spectros

ee of alkyl ition propec acids of vasorbents di A series otroduced caowed by rea

techniques.tivity is obseonal orderin

spectroscopy

2

7

ses in , and alkyl

shape n this copic

chain erties. arious isplay of C18 vities

action The erved

ng via y will

 

 

A

the separregions inin these rbetween eigenfuneigenfunfull rangeneed to ethe confGreens fapproachinteractiodeducinglinear and

 

UndeSize

C

factors arwhere thbased simprovide dwill highensembleconstrainand of hmechanicexperimecompositphases. comparis

All forms of ration procen the limit oregions for pmobile and

ction expanction methoe of moleculevaluate the fined chainsfunction meh problems ons on the g pore sizes,d branched c

erstandinge Exclusio

Chromatograprising from

he former canmulations aldetailed infohlight recente to understned polycyclhomo- and ccs force fieental retentition, embed

In contrastsons are mad

Macromo

James FraUnive

f chromatogress, either bof slow fluid processes wid free regionnsions and ds encountelar weights, average of f. We have thods and rof describ

confinemen, and the rechains.

g Retention Chroma

phic separainteractions n be altered llow one to ormation on t applicationtand the retlic aromatic o-polymers

elds are useion data, an

dded polar gt, simplifiedde to theoreti

olecularS

Polymers

Ka

nck Instituteersity of Chi

raphy involvy the partitiflow or bec

ith strong flons has for th

the use oer technical dthe influenc

flow propertiimplemente

recent advanbing the inft probabiliti

ecent method

n in Reveratography

Ilja

DepartmUnivers

ations involvof the analyby the presprobe chromstructural c

ns of configutention mechydrocarbonin size excl

ed for the nd the simgroups, and d coarse-graical predictio

eparation

In Confin

arl F. Freed

e and Departicago, Chica

ve methods ioning of poause of the d

ow. The theohe past 40+of long chadifficulties w

ce of interacties, such as ted an alternnces with nufluence of ies, the anads introduce

rsed-phas

y: Insights

a Siepmann

ment of Chemity of Minne

ve a delicayte moleculeence of solvmatographiccharacteristicurational-biachanisms of ns in reverselusion chromRPLC syst

mulations elugrafting de

ain models ons.

ns‐by‐Desi

nement

tment of Cheago, IL 6963

in which poolymers betdifference inoretical treat+ years folloain (groundwhen considtions with ththe drag forc

native theoreumerical invchain bran

alysis of a ced by Wu a

e Liquid Cs from Mo

mistry esota

ate interplayes with the svent (mobilec systems oncs and retenas Monte Caf small flexied-phase liqmatography tems and eucidate the ensity for aare used fo

gnWorks

emistry 37

olymer conftween the frn flow propetment of polyowed the clad state domdering the dehe confining ce, over the etical approverse Lapla

nching and commonly u

and coworke

Chromatoolecular Si

y of enthalpstationary ane-phase) moln the molecntion mechanarlo simulatiible analyte

quid chromat(SEC). Acnable direcinfluence

alkyl-silane or the SEC

hop 2012

finement govree and conerties of polyymer partitioassic methominance). Tependence osurfaces, anconfiguratio

oach that utace transform

polymer-suused metho

ers for separ

ography animulations

pic and entnd mobile phlecules. Parular level annisms. Thisions in the Ges and of shtography (RPccurate molet comparisoof mobile-pbased statiosimulations

2

8

verns nfined ymers oning ds of These on the nd the ons of tilizes ms to urface d for rating

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tropic hases, rticle-nd to s talk Gibbs hape-PLC)

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A fund

Ctechnologdrug deliimportanconformathermodycomprehsurfaces system oas chain adsorbedcompared 

Carbo

structuraissues in dependentalk, I whybrids fundamen

Referenc

1. Zheng338-342 2. Zhengassembly3. Tu, Xrecogniti

amental s

Chain molecugies. Exampivery method

nt fundamenational phaynamic conensively stuusing advanf interest to length, chai

d and tetherd and contra

Str

on nanotubel forms. Obtthe field. To

nt on both thwill show the

by nanotubntal studies

ces

g, M. et al. D(2003). g, M. et aly. Science 30

X., Manohar,ion and separ

Macromo

tudy of th

W

Nation

ules tetheredples include ds. Unfortu

ntal questionse behaviornstraints anudy the connced Monte within an adn density, anred polyme

asted to those

ructure-ba

MaterNationa

es (CNTs) cataining CNTo solve the phe DNA seqe use of conbe’s chiralitand applicat

DNA-assiste

. Structure-02, 1545-154, S., Jagota,ration of car

olecularS

he conformat i

W. P. Krekel

Chemical nal Institute

Gaithersb

d or adsorbedcolloidal pa

unately, despns remain. r of tether

nd surface nformational

Carlo simuldditive consnd polymer-rs. The pe of bulk pol

ased Sepa

M

rials Scienceal Institute ofGaithersbur

an be regardTs of well-deproblem, we quence and thnventional lty and lengtion develop

d dispersion

based carbo48 (2003). A. & Zhen

rbon nanotub

eparation

mational phinterfaces

lberg and V.

Sciences Diof Standard

burg, Maryla

d to solid suarticle stabil

pite significa In particulred and ad

chemistry phase beha

lation technistant. We sysurface interroperties oflymer solutio

ration of C

Ming Zheng

e & Engineef Standards rg, Maryland

ed as a specefined structu

have createhe atomic coiquid chromgth, and illment.

n and separa

on nanotube

ng, M. DNAbes. Nature

ns‐by‐Desi

hase beha

K. Shen

ivision ds and Technand 20899

urfaces are atlization, chrant computatlar, a basicdsorbed cha

is still lavior of moiques that prystematicallyractions impf adsorbed ons.

Carbon N

ering Divisioand Technold 20899

cial type of pure has been

ed a DNA-CNonfiguration

matography tlustrate how

ation of carb

e sorting by

A sequence e 460, 250-25

gnWorks

avior of ch

nology

t the heart oromatographtional and th

c understandain moleculacking. In odel homoprovide the fry determine pact the resu

and tethere

Nanotubes

on logy

polymers witn one of the NT hybrid w

n of the encatools to sep

w the sorte

bon nanotube

y sequence-

motifs for s53 (2009).

hop 2012

hain molec

f a wide ranhic materialsheoretical efding of howules depend

this talk,polymers at free energy ohow factors

ulting structued polymers

th many diffmost challen

whose structuased CNT. Inparate DNA-ed CNTs en

es. Nat Mat

-dependent D

structure spe

2

9

cules

nge of s, and fforts, w the ds on , we solid

of the such

ure of s are

ferent nging ure is n this -CNT nable

ter. 2,

DNA

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Material Measurement Laboratory

Group Spokesperson:

Facilitator:

Scribe:

Macromolecular Separations WorkshopBreakout Discussion Topics/Notes

MACROMOLECULAR SEPARATIONS

Critical Polymer Molecule Unknowns: Prioritization

• Quantifying Distributions

• Architecture (Linear, Star, Branched, Cyclic)

• Composition (statistical or block copolymers; blends?)

o Charge/polyelectrolytes?

• Mass (which descriptors? Mn, Mw, Mv?)

• Other

• Rigidity/Aspect ratio /Persistence length?

• Functional assemblies/objects?

• Supramolecular

• Particles and rods/tubes

10

MACROMOLECULAR SEPARATIONS

New Methods and Method Development

• Do you use/develop new methods?

• 2D

• Interactive

• Gradient

• Precipitation-redissolution

• If not, why?

• If so, which ones? What are the limitations? Advantages?

• What the bottlenecks in method development?

• Solvent selection/mixed solvents

• Availability/performance of stationary phases

• Availability of specialized equipment

• Software/data analysis

• Other

MACROMOLECULAR SEPARATIONS

Role of Models, Theory and Data

• Do you use Theory and Simulation tools in your process design and development for macromolecular characterization?

• Why or why not?

• How has it helped you?

• What are the major challenges to adopting stronger connections between calculations and experiment (e.g. language barriers, complexity, etc.)?

• What are the major tools that you use?

• How could they be better?

11

MACROMOLECULAR SEPARATIONS

Validation, Standards and Data

• How do you validate your data? Would best practice guides or different reference materials be important?

• What kinds of new standards would be most useful?

• Would data sharing resources, such as public databases or simply database frameworks, for separations or molecular characterization protocols or raw data that could be public or private be valuable to you?

MACROMOLECULAR SEPARATIONS

Education, Training and Outreach

• Is your workforce adequately trained in polymer/macromolecule separation/characterization science?

• What technical skills are you looking for in new hires (PhD-level) in this general area?

• Are there critical educational/training resources that could be provided at the basic science, fundamental metrology level in new areas of separation science and molecular characterization?

• e.g. Data (mis)interpretation

• Is there a center/facility or other resource an Institute like NIST could provide to accelerate adoption of new methods in industry?

12

A focused leader

in Polyolefin Analysis.

Polymer Char is devoted to the development of state-of-the-art instrumentation

for the characterization of polyolefins.

The company offers a broad range of modern instruments and services for polymer

analysis and more specifically, for structural characterization of polyolefins, such as

Molar Mass Distribution - GPC/SEC (GPC-IR, GPC One), Chemical Composition

Distribution (CRYSTAF, TREF, CEF), Bivariate Distribution by Cross-Fractionation

Chromatography (CFC), High Temperature HPLC (TGIC, SGIC 2D), Xylene Solubles

(CRYSTEX), Preparative Fractionation (PREP mc2) or Infrared Detection (IR4, IR5 MCT).

Polymer Char is also well known for its advanced approach into virtual

instrumentation software that, together with excellent remote control capabilities and

its strong commitment to Customer success, places the company at the leading

edge on instrumentation diagnostics and technical support.

Polymer Char, together with its global network of partners and distributors, supplies,

trains and supports Customers worldwide. The company provides analytical services

in 35 countries and its instruments are present today in over 20 countries within the

Americas, Europe, Africa, Middle East and Asia Pacific, predominantly serving to

Polymer Producers and Processors, Government and Academic Research Laboratories,

Contract Research Organizations, Analytical and Testing Laboratories and Chemical

Instrumentation Manufacturers.

In the last two decades and with an average annual investment of 30% of its

manpower resources on R&D, Polymer Char has played a key-role in the development

of most of the existing polyolefin characterization technologies, such as CRYSTAF,

CRYSTEX, CEF, CFC or GPC with IR detection. Each new project, each new analysis,

makes clearer Polymer Char recognition as The Polyolefin Characterization Company.

Find out more about us at www.polymerchar.com

Corporate Overview

Polymer Characterization, S.A. Gustave Eiffel, 8 Paterna T.: +34 96 131 81 20 [email protected]

E-46980 Valencia, Spain F.: +34 96 131 81 22 www.polymerchar.com

MAIN SOLUTIONS · High Temperature GPC-IR®:

The GPC-IR® instrument is a reliable and fully automated 4D

Gel Permeation Chromatography (GPC) system dedicated to

the characterization of polyolefins. It incorporates the best

infrared (IR) detectors, for the most comprehensive

characterization of polymers such us HDPE, PP, LDPE, LLDPE,

EP copolymers, EVA, EBA or others in the group of polyolefins,

with the add-on of providing composition information as well.

· CRYSTAF-TREF:

CRYSTAF-TREF is a completely automated apparatus for the

analysis of the Chemical Composition Distribution in

Polyolefins by CRYSTAF (Crystallization Analysis Fractionation)

and TREF (Temperature Rising Elution Fractionation)

techniques, providing a broad structural data base to improve

catalyst knowhow and allowing new resins design.

· Analytical Services:

Polymer Char offers worldwide polyolefin characterization,

fractionation and consulting services, addressed to the

petrochemical, academia and research industries.

FAST AND FURIOUS

phone: +1-(413) 835-0265

www.pss-polymer.com | [email protected]

Driving GPC/SEC forward

GPC/SEC Solutions – Products – Expert Support PSS - Acknowledged Global Leader in GPC/SEC Analysis

GPC/SEC is our only passion! We at PSS are dedicated to the advancement of the technique of macromolecular liquid chromatography. We design products that of-fer users powerful but cost effective solutions for the analysis of both simple and complex macromolecular materials, backed by the support of the largest group of GPC/SEC experts in the world. Working at the leading edge of material science research, we work constantly with our customers to ensure that our products can be used, with confidence, in both routine QC and R&D analysis.

PSS offers the widest portfolio of products including molecular weight refer-ence materials and a huge array of columns and application optimized GPC/SEC stationary phases. Our state of the art instruments, software and turn-key solu-tions for GPC/SEC range from single concentration detectors, to multi-detection with light scattering, and viscometry through to hyphenated techniques such as GPC/SEC coupled to mass spectrometers and NMR. Our systems are designed to be fully compliant for the pharmaceutical industry.

Call us and discuss your application challenges with our group of dedicated and enthusiastic specialists.

For all Organic Eluents

• For all Aqueous Eluents

• For High and Low Molecular Weight

Synthetic and Bio-Polymers

• From Micro GPC/SEC up to Preparative Scale

• HighSpeed Columns for fast Analysis

GPC/SEC Instruments• Complete Systems and Components

• Light Scattering Detectors

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GPC/SEC Schools and Support • Full Services from Installation to Validation,

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• GPC/SEC and Software Training Schools

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Publication Downloads

Supplies and Services for Comprehensive Characterization of Natural and Synthetic Macromolecules

Reference Polymer Standards• GPC/SEC Standards and Kits

• Certified Reference Materials

• MALDI Kits

• Viscosity & Light Scattering Validation Kits

• ReadyCal Kits

• Deuterated Polymers

• Tailor made Polymers and Copolymers

Software WinGPC UniChrom MACROMOLECULAR

CHROMATOGRAPHy DATA SySTEM

• Light Scattering Module for LALLS, RALLS,

TALLS, MALLS

• Viscosity Module

• Copolymer Module

• End-group Analysis Module

• 2-dimensional Chromatography Module

• Heparin Module

• LAN/Server Solutions

• Compliance Pack

PoroCheck SOFTWARE FOR PORESIzE ANALySIS

AND INVERSE GPC/SEC

Analytical Services• Molar Mass Determination

• Branching/Structure Information

• Method Developement and Transfer

• Complete Product Deformulation

• Consulting

dh
Rechteck

56 LCGC NORTH AMERICA CORPORATE CAPABILITIES DECEMBER 2011 www.chromatographyonline.com

Company DescriptionWyatt Technology Corp. (WTC) is the world’s largest company dedicated to light-scattering detectors for LC. Dr. Philip J. Wyatt, the president and founder of the company, was the developer of the first commercial multiangle light-scattering instruments more than 40 years ago. Dr. Wyatt is one of the world’s leading authorities in the light-scattering field, holds more than 20 pat-ents pertaining to light scattering, and is the author of four texts and over 50 publications. The company’s light-scattering detec-tors have been sold in more than 50 countries, making them the most popular light-scattering instruments available. Wyatt Technology’s extensive applications laboratory coupled with its full-time staff (including 17 PhD scientists) means our custom-ers receive deep technical expertise and support.

Chief Chromatographic Techniques Supported ⦁ HPLC ⦁ GPC/SEC/GFC ⦁ RPC ⦁ Field flow fractionation

Markets ServedWyatt provides its products to a wide range of markets includ-ing, but not limited to, companies involved with biotechnology, pharmaceutical development, chemical, petrochemical, and academic research laboratories. In addition, WTC provides its products to the United States government and has active cus-tomers in the Food and Drug Administration, National Institutes of Health, and the U.S. Army, Navy, and Air Force. Abroad, WTC’s distributor network supplies the world with products, support, and training, be it in Asia, Europe, Africa, or South America.

Major Products/ServicesWTC’s family of instruments includes: ⦁ DAWN HELEOS: An 18-angle light-scat-

tering instrument that can be used at ambient, elevated, and below ambient temperatures.

⦁ MiniDAWN: A three-angle instrument that is ideal for proteins and peptides and molar masses below 1 million Da.

⦁ Eclipse system: For separation of mac-romolecules and nano particles in solution.

⦁ Optilab TrEX: The most advanced RI detector in the world with 256 times the detection power and 50 times the dynamic range of any other RI detec-tor. The TrEX can be operated below or above ambient temperature and deter-mine dn/dc at the same wavelength of light as the light-scattering instrument.

⦁ WyattQELS: A quasi-elastic (dynamic) light-scattering instrument that can be interfaced to the DAWN or the mini-DAWN Tristar in order to determine particle sizes as small as 1 nm.

⦁ ViscoStar viscometer: A state-of-the-art intrinsic viscosity detector that can be operated above or below ambient tem-perature with its precise Peltier ther-mostatic controls. The ViscoStar also includes software for determining the Mark-Houwink coefficients for polymers and biopolymers.

⦁ WTC Protein Columns: A family of new silica based columns specifically designed for SEC/MALS protein applica-tions. These columns retain all the im-portant features of a first-class SEC col-umn for protein separations. They are made of the highest quality silica with well-controlled pore sizes and highly reproducible surface chemistry.

FacilitiesWTC maintains more than 30,000 ft2 of modern electronics, optical prototype, machine shop, and laboratory facilities in Santa Barbara, California.

Wyatt Technology Corp.6300 Hollister Ave.

Santa Barbara, CA 93117

T e l e p h o n e

(805) 681-9009

F a x

(805) 681-0123

e - m a i l

[email protected] e b s i T e

www.wyatt.com

n u m b e r o F e m p l o y e e s

85

y e a r F o u n d e d

1982

Wyatt Technology Corp.

Macromolecular Separations-by-Design Workshop 2012

17

Macromolecular Separations-by-Design Workshop 2012

18

Administration Building - 101, 1st Floor Map