Comparison

Polychloroprene Rubber-Grade Comparison

Polychloroprene Rubber-Grade Comparison

SN seriesCR seriesNEOPRENEBAYPRENSKYPRENEDENKANAIRITBUTACLOR
SN231 CR2321WM-1211B31M-30, M-31DMMC-31
SN232 CR2322W210B30M-40, M-41DPMC-10, 20
SN121SN121X-1,2,3CR1221,2,3GNA710, 711 PM-40  
SN322SN322X-1,2,3CR3221,2,3GW510 DCR-40  
SN238 CR2323WHV-100230Y31M-130LDVMH-31
SN239  WHV243Y30SM-130HMH-30
SN240T CR-2440  G42A30  
SN241SN244X-1CR-2441AD-10310G41HA-70  
SN242ASN244X-2 CR-2442 320G-40SA-90  
SN242BAD-20     
SN243SN244X-3CR-2443AD-30330G-40TA-100  
SN244SN244X-4CR2444
CR-244A		AD-40340G70A-120  
 SN244X-5CR-244B 350 A-400  
SN236T     M-130L  
SN237T    Y-30HM-130H  
SN238 CR-2323WHV-100233    
SN239  WHV243Y30S   
Denka

Denka Chloroprene Rubber

A special synthetic rubber, "DENKA CHLOROPRENE," which was developed and produced based on DENKA's own technology, has easy processing characteristics and excellent properties with remarkable durability under severe condition.

Chloroprene Rubber – Adhesive Grade
TypeCrystallization RateMooney ViscosityTypical Application/Properties
A-90Fast48± 4 (a)

contact cement type, combined use with A-type or TA· type

adhesives

A-91Fast48± 4 (a)Suitable  for two part  adhesives, faster reactivity  with isocyanate
A·90SFast48± 4 (a)

Same pw-pose as  A-90/less discoloration in MMA grafted

adhesives

A-30Fast20± 3 (a)Lowest viscosity type, suitable for spray type adhesive
A-70Fast40± 3 (a)Same pw-pose asA·90, with low viscosity
A-100Fast57± 4 (a)Same pw-pose as A-90, with high viscosity
A-120Fast67± 5 (a)High viscosity type
A-400Fast500·1500(b)Extremely   high viscosity   type, modifier of   solution viscosity and bonding strength
TA-85Fast44± 5 (a)Thiuram stabilized type, easily masticated by roll milling
M·130LMedium1000·1500 (c)Contact cement type, combined use with A-type or TA type adhesives
M·130HMedium1510·2700 (c)Same pw-pose as M·130L, with high viscosity
DCR·llMediumor less 80(cl)Mastic type adhesive, thixotropic effect
DCR·15LFast1500·2700 (c)High viscosity type/ low solid content, single use possiblefor direct solution
DCR·15HFast2710·4000 (c)

Suitable for higher viscosity adhesives than those made

WithDCR·15L

(a): Mooney viscosity MS2+2.5 at 100°C

(b): Solution viscosity (mPa s)=5% toluene solution

(c): Solution viscosity (mPa s)=10% toluene solution

(d): Mooney viscosity ML1+4at 100°C

Chloroprene Rubber – General Grade
TypeCrystallization RateMooney ViscosityTypical Applications / Properties
M-40Medium48±5General purpose, cables, belts, hoses, otherindustrial goods
M-41Medium48±5

Same purpose  as M·40, but with less roll sticking and  mold

staining

M-30Medium38±4General pw-pose, the  same as M·40 withlowviscosity
M-31Medium38±4Same purpose as M·30, withless roll sticking and mold staining
M-70Medium70±10General purpose, the  same as M·40 withhigh viscosity
M-100Medium100±10Industrial goods (for high loading)
M-120Medium120±10Sheets,  packings,  hoses, other  industrial goods  (for high loading)
S-40Slow48±5Industrial goodslow temperature resistance
S-41Slow48±5Same purpose as S-40, with less roll sticking and mold staining
S·40VVery slow48±5

Same pw-pose  as S·40, improved low temperate resistance,

less roll sticking and mold staining

ES-40Very slow43±5Calendared sheets, extruded goods with precise shapes and low temperate resistance
ES-70Very slow75±5Same purpose as ES-40, with high viscosity (for high loading)
EM-40Medium48±5Calendared sheets, extruded goods with precise shapes
MT-40Medium48±5

Calendared  sheet, extruded goods/well-balanced in  extrusion

characteristics and mechanical strength

MT-100Medium95±10Extruded goods (for high loading)
PM-40Medium50± 10*

Sulfur-modified type, suitable for belts,  sponges, cable cover

material and as a shock absorber

PM·40NSMedium50± 10*Same  pw-pose  as PM·40,  especially for  non-discoloring or non-staininggoods
PS·40ASlow30·55*Same purpose as PM·40NS/improved storage stability and low
temperature resistance
* At production
Chloroprene Rubber – Latex
 LC-501LM-61LV·60N
Solid Content (%)476060
pH71212
Viscosity(mPa s)25080100
Wet Gel Strength (mPa)-1.22.0
Emulsifying Agentnonionicanionicanionic
Crystallizing Ratemediummediumvery slow
Mechanical Stabilitygoodgoodgood
Applications:Adhesives

Dipping goods Paper

saltation Adhesive

Dipping goods Adhesive,

Textile treatment, others

Denka Neoprene

Denka Neoprene

Denka Performance Elastomer launched on November 1st, 2015, taking over the
Neoprene Business from DuPont. Denka Company Limited, whose polychloroprene
business is based in Japan, has long business experience with the product. Denka
Performance Elastomer is the only producer of polychloroprene in North America, and
enhances the quality, availability and services of Neoprene as a part of the Denka
polychloroprene family.

Denka logoDenka Neoprene
Grades fDry or Adhesives Application
A-Type   
Grades

Brookfield Viscosity In

5% toluene solution

(mPa.s at 25℃)

CrystallizationFeatures
AD2035-53RapidFast crystallizing
AD3054-95RapidFast crystallizing- medium high viscosity
AD4095-130Rapid

Fast crystallizing- high

viscosity

AD50130-240RapidFast crystallizing- very high viscosity
W-Types
GradesML (1+4) at 100°CCrystallizationFeatures
WM134-41FastGeneral purpose- low viscosity
W40-49FastGeneral purpose- standard viscosity
WHV-10090-100FastGeneral purpose- medium high viscosity
WHV106-125Fast

General purpose- high

viscosity

WRT41-51Very Slow

Very slow crystallizing;

Slower curing than W

WO100-120Very SlowHigh Viscosity WRT
NPR-2008

Solution Viscosity•

52-85

Moderately Fast

Combination with fast-

crystallizing grades

WHVA-120

Solution Viscosity•

100-140

Moderately Fast

Combination with fast-

Rapid crystallizing grades- high

• Solution Viscosity: mPa-s 5% raw polymer In toluene, 25 ℃
Liquid Dispersions
GradesSolid Content%CrystallizationFeatures
57149-51ModerateHigh tensile strength
671A58-60ModerateHigh-solids, General purpose
75049-51Very SlowExcellent flexibility
842A49-51ModerateFast curing, Low modulus
Dry Grades for General Purpose
G-Type
GradesML(1+4) at 100 ℃CrystallizationFeatures
GNAM144-52MediumBetter raw polymer stability
GNAM247-59MediumBetter raw polymer stability
GW37-49SlowBalanced blend of G & W
GRTM136-42Slowproperties, non-peptizable High crystallization
GRTM240-52Slowresistance/tack High crystallization resistance/tack
W-Types
WM134-41FastLow viscosity W
W40-49FastGeneral purpose
WHV 10090-110FastMedium high viscosity W
WHV106-125FastHigh viscosity W
WRT41-51Very SlowSlow crystallization resistance
WD100-120Very SlowHigh Viscosity WRT
T-Types
WB43-52MediumGel-containing, smooth Processing
TW42-52FastSmoother processing than W
TW-10082-99FastHigher viscosity TW
EniChem

EniChemPolychloroprene Rubber ( CR)

EniChem
EniChem is the name of a former Italian chemical company. EniChem was founded in 1983 as a dissolution of the chemical business of Ente Nazionale Idrocarburi (ENI).

GradesMooney viscosity ML (1+4) 100°C (unmassed)Brookfield Viscosity 10% @ 23℃CrystallizationPhysical formApplications
Standard chipsThin
chips		Granules
Solid*
Butaclor SC 10 (1)43-Very slowYesNo-Transmission belts, conveyor belts, textile fabrics coating SC 10 Characterized by excellent building track SC 132 Improved heat aging, outstanding dynamic properties, modulus and tear resistance SC 202 Heat resistance in between standard sulfur grades and mercaptan grades
Butaclor SC 22 (1)43-SlowYesNo-
Butaclor SC 132 (1)43-Very slowYesNo-
Butaclor SC 202 (1)45-SlowYesNo-
Butaclor MC 1046-Very slowYesNo-General purpose
Butaclor MC 2046-SlowYesNo-
Butaclor MC 3139-MediumYesNo-
Butaclor MC 322 (2)43-MediumYesNo-CVJ boots, air inlet ducts Grades for improved mechanical properties
Butaclor MC 323 (2)58-MediumYesNo-
Butaclor DE 10250-Very slowYesNo-Cable sheathing, hoses, profiles. These grades contain a gel phase which provides better calendaring and extrusion for higher dimensionalstability
Butaclor DE 30250-MediumYesNo-
Butaclor DE 30590-MediumNoYes-
Butaclor ME 2053-MediumYesNo-
Butaclor MC 3046130MediumYesYesNoGeneral purpose grades. MC 30 thin chips can be also used in adhesives applications when low crystallization rate is desired, also in blend with fast crystallization Butaclor (MA 40family)
Butaclor MH 30114-MediumYesNoNo
Butaclor MH 3194-MediumYesNoNo
Butaclor MA 41H-430Fast-YesYesAdhesives. Stabilized with tetraethyl-thiuram disulfide for better solution stability and faster mill peptization
Butaclor MA 433-220Fast-YesNoAdhesives. They can be used alone or combined with Butaclor MA 330 family of medium crystallization rate, for the manufacturing of solvent base adhesives. The high crystallization rate allows the production of high cohesive strengthadhesives
Butaclor MA 434-450Fast-YesYes
Butaclor MA 435-800Fast-YesNo
Butaclor MA 436-1350Fast-YesNo
Butaclor MA 437-1950Fast-YesNo
Butaclor MA 45S-650Fast-YesNoSpecially designed for grafting to methyl methacrylate monomer to produce adhesives suitable for bonding various substrates
Butaclor XA 45-650Fast-YesNo
Butaclor MA 334-550Medium-YesNoAdhesives. These grades can be used for adjust open time and adhesive film flexibility
Butaclor MA 335-1000Medium-YesYes
Butaclor MA 336-1500Medium-YesNo
Butaclor MA 337-1950Medium-YesNo
GradesTotal
solids %		pHSpecific
gravity
g/cm3		EmulsifierCrystallizationAntioxidantApplications
Latex grades
Butaclor L 70550-54≥121.12Rosin acidHigh120-180Water-based adhesives, non-woven fabrics impregnation
Butaclor XL 60550-54≥121.12Rosin acidHigh90-120High crystallization rate latex used for water adhesives, especially for PU sponge bonding
Butaclor L 63357-59≥121.12Rosin acidSlow210-250General Purpose. Mainly: cellulose fiber binding, modification of anionic bitumen emulsions, dipped goods and water-based adhesives. General purpose latex used for textile impregnation
Butaclor XL 30556-58≥121.12Rosin acidSlow210-250Sulphur modified self-curable: mainly for dipping applications
  1. Sulphur
  2. Xanthogenmodified

Storage conditions: store in vented, dry area at temperatures below 20°C; no direct sunlight; unstacked pallets. Please consult the relevant safety data sheet for more detailed information.

Lanxess Arlanxeo-Baypren

Baypren

Baypren® has been produced and distributed by LANXESS AG since 2005. In April 1957, Bayer became the first company to manufacture CR in Europe when it opened its production plant in Leverkusen, Germany.

ARLANXEOBaypren
Adhesive Grades(Baypren ALX)
Grades

Viscosity (mPa s)

10 wt.-% solution in toluene

CrystallizationFeatures
Standard grades
213-170 – 220MediumLow viscosity
213-2220 – 380MediumLow viscosity
223-1350 – 550MediumMedium viscosity
223-2550 – 810MediumMedium viscosity
233-1700 – 1,000MediumMedium viscosity
233-2900 – 1,400MediumMedium viscosity
243-11,130 – 1,800MediumHigh viscosity
243-21,600 – 2,500MediumHigh viscosity
253-12,200 – 4,000MediumVery High viscosity
253-22,500 – 5,300MediumVery High viscosity
310-170-220FastLow viscosity
310-2220 – 380FastLow viscosity
320-1350 – 550FastMedium viscosity
320-2550 – 810FastMedium viscosity
330-1700 – 1,000FastMedium viscosity
330-2900 – 1,400FastMedium viscosity
340-11,130 – 1,800FastHigh viscosity
340-21,600 – 2,500FastHigh viscosity
350-12,200 – 4,000FastVery High viscosity
350-22,500 – 5,300FastVery High viscosity
Thiuram modified grades
321-1350 – 550FastMedium viscosity
321-2550 – 810FastMedium viscosity
331-1700 – 1,000FastMedium viscosity
331-2900-1400FastMedium viscosity
General purpose grades (M-modified grades)
GradesMooney viscosity UML (1+4) 100 °CCrystallizationFeatures
Baypren® 11041 ± 5very low25 kg paper bags with PE inner bags
Baypren® 11049 ± 5very low(0.05 mm thick, Vicat softening point
Baypren® 11065 ± 7very lowDIN EN ISO 306, ca. 75°C);
Baypren® 11241 ± 8low40 bags pallet = 1.000 kg net /
Baypren® 21043 ± 4mediumAlso available only on request:
Baypren® 21048 ± 4medium20 kg PE bags;
Baypren® 21139 ± 4

medium

medium

50 bags per pallet = 1,000 kg net /
Baypren® 230100 ± 8 40 bags per pallet = 800 kg net /
Baypren® 230108 ± 10medium40 bags per pallet = 1,000 kg net
Baypren® GF M220 VP50 ± 6medium 
Baypren® GF M220 VP60 ± 6medium 
XD-modified grades
Baypren® 11643 ± 5very low to low 
Baypren® 11649 ± 5very low to low 
Baypren® 12670 ± 7very low to low 
Baypren® 21643 ± 5medium 
Baypren® 21649 ± 5medium 
Special grades – Precrosslinked grades
Baypren® 11462 ± 0very low 
Baypren® 21455 ± 6medium 
Baypren® 21550 ± 6medium 
Sulfur-modified grades
Baypren® 51042 ± 5low to medium 
Baypren® 61143 ± 6low to medium 
Baypren® 61148 ± 6low to medium 
Baypren® 71143 ± 6low to medium 
Baypren® 71148 ± 6low to medium 
Nairit CR

Nairit Chloroprene

The company was founded in 1940 and is based in Yerevan, Armenia. Nairit Plant CJSC is a subsidiary of ZAO ArmRosGazprom. As of December 24, 2006, Nairit Plant CJSC is a subsidiary of Rhinoville Property Limited.

GradeMooney Viscosity, ML 1+4 (100 oC)FormConventional tensile strength MPa, minAsh Content% ≤

Mass loss upon dessication,

%, max

Pre-vulcanization ability, min., min
NAIRIT DM41 - 49Silvery-white to grey granules181.01.015
NAIRIT DP

50 - 60

61 - 70

2015
NAIRIT DV

71 – 90

91 - 110

111 – 130

2213
NAIRIT Milles40-80Grey to brown cakesN/A13
GradesMooney Viscosity, MB1
(100 oC), within the limits of		FormPre-vulcanization ability, Ò5, min, minMass loss upon desiccation, %, max

Ash Content%

≤

conventional tensile strength MPa, minTetraethylthiuram Disulfide, %, within the limits of
DSR-M30-53Pale amber or brown granules151.01.0230.8-1.4
DSR-5054-70250.8-1.4
DSR-7071-90250.8-1.4
DSR-9091-110250.8-1.4
DSR-B45-76From grey to brown; chips, cakes240.6-1.4
DSR-BM25-44240.6-1.4
LatexAppearance

Surface tension,

mN/m, max

. ÂÇ-246 viscosity, with viscometer nozzle size of 4 ± 0,015 mm

at a temperature 20,0 ± 0,5 oÑ, max

Solids, mass,

%, min

Free chloroprene, mass , %, max

ðÍ at 25 °C,

min

Bonding strength between layers during layering process, kN/2,5 m, min

Coagulum in tare, mass

%, max

NAIRIT L-18Homogeneous milky-white liquid4025490.112.05.01.0
Showa Denko

Showa Denko

Showa Denko Chloroprene

Showa Denko started the production of Chloroprene Rubber at the Kawasaki plant, approximately 20km south of Tokyo, in 1963.

Product GroupGradeMooney Viscosity
[ML 1+4, 100°C]		Crystallization Rate
StandardW42-51Medium
WHV109-130Medium
WHV10095-105Medium
Sulfur-modifiedGN42-59Medium
GW37-49Slow
Crystallization ResistanceWXJ42-51Very slow
SND567-76Very slow
SND832-37Very slow
WRT42-51Extremely slow
WD100-120Extremely slow
Extrusion & CalenderingWB42-51Medium
WXK73-89Very slow
WXKT106-117Very slow
SND3773-89Very slow
TW42-51Medium
TW10085-102Medium
SND2242-51Very slow
SND4885-100Very slow
TRT42-51Extremely slow
Low Mold FoulingWK42-51Medium
WXJK42-51Very slow
SND3563-73Extremely slow
SND4378-88Extremely slow
SND4560-73Extremely slow
AdhesivesW42-51Medium
WHC109-130Medium
WHV10095-105Medium
WHV14086-130*Medium
WXJ42-51Very slow
WRT42-51Extremely slow
AC31-43*Very fast
ADS10-35*Very fast
AD33-46*Very fast
AF45-115**Slow
AG80-130Medium-slow

* Brookfield viscosity of 5% raw polymer solution in toluene at 25°C, [mPas]
** Brookfield viscosity of 10% raw polymer solution in toluene/hexane (60/40 vol/vol) at 25°C, [mPas]

GradePolaritySolid Content[%]Gel ContentCrystallization Rate
400Anionic50MediumExtremely fast
750Anionic50MediumExtremely slow
752Anionic50MediumExtremely slow
753Anionic50MediumExtremely slow
650Anionic60MediumExtremely slow
654Anionic59LowLow
842AAnionic50HighVery slow
671AAnionic59Med-HighMedium-Slow
AE101Non ionic59Med-HighMedium-Slow
572Anionic50HIghFast
571Anionic50HighSlow
115Non ionic47,5LowSlow
SD77SAnionic55Sol (no gel)Very fast
SND57Anionic58Sol (no gel)Medium
SD78Anionic60SD100Med-HighFast-Medium
SD100Anionic55Sol (no gel)Extremely fast

Typical applications for liquid dispersions

  • water based adhesives
  • dipped goods, such as gloves or balloons
  • waterproof coatings for the construction industry

Typical applications for solid grades

  • solvent borne adhesives
  • anti-vibration engine mounts
  • wire and cable, gaskets, boots, seals
  • moulded and extruded goods
  • foamed sheets for wet suits or laptop covers
  • bearing pads for bridge or road construction
  • belts and hoses for automotive and general industry
Tosoh-Skyprene

TOSOH-SKYPRENE

TOSOH-SKYPRENE

PRODUCT OVERVIEW: Skyprene polychloroprene rubbers are often specified by design engineers because of their superior properties, such as their resistance to cold, heat, abrasion, ozone, oil and chemicals.

INDUSTRIAL GRADE
GRADEMOONEY VISCOSITY (ML1+4 at 100ºC)CRYSTALLIZATIONAPPLICATIONS
B-5A40-50Very Low

-Wire and cable jackets
-Automotive parts
-General industrial parts
-Sponge

-Belts/Hoses/Rolls
-Construction materials for buildings and public works

B-545-53Low
B-1047-55Low
B-10H65-85Low
B-1145-53Low
B-1236-44Low
B-2545-53Low
B-3045-53Medium
B-3136-44Medium
Y-20E45-53Medium

Extruded Products

Calender Products

Y-30S111-35Medium

-Wire and cable jackets
-Automotive parts
-General industrial parts
-Sponge

-Belts/Hoses/Rolls
-Construction materials for buildings and public works

Y-3190-110Medium
P-9040-50Relatively High
E-2045-53Slow-Extruded products (various hoses, window frames, etc.)
-Calender Products
E-20H54-74Slow
E-3345-53Medium
630100-120Low
64070-100Very Low
TSR-4140-50Very Low

-Wire and cable jackets
-Automotive parts
-General industrial parts
-Sponge

-Belts/Hoses/Rolls
-Construction materials for buildings and public works

TSR-4240-50Low
TSR-4440-50Very Low
TSR-4845-53Medium
TSR-5155-75Very Low
TSR-5255-75Low
TSR-5460-80Very Low
TSR-5767-80Very Low
TSR-6190-110Very Low
TSR-7081-95Very Low
R-1035-55Very Low-Belts
-Rolls
-Wet suits
-Thread rubber
-Linings
R-2235-55 (at the time  of production)Medium
50534-54Relatively Low
Adhesive Application
GradeMooney Viscosity ML1+2.5 (100ºC)Brookfield Viscosity In 10% Toluene Solution(mPa.s at 23℃)CRYSTALLIZATIONFeatures
General Purpose
G-40S81-95300-600HighTypical grade of fast crystallization rate and excellent initial bonding strength.
G-40S-181 - 99300-700HighIdeal for use in MMA grafted adhesive for soft PVC and synthetic leather.
G-40T96 - 113600-900HighHigher viscosity form of G-40S with superior heat resistance.
G-70-1600-2400High
G-41H75- 90250-500HighThiuram stabilized type. Easily masticated, excellent initial bonding strength.
G-4236- 4870-130HighLower viscosity form of G-40S. Ideal for use in sprays.
G-5580- 96300-600HighHigher reactivity to isocyanate than G-40S.
G-66-900-1500HighFluidity of the solution is low and higher thixotropy than other grades.
Y-30S111- 135600-1100MediumTypical grade. Medium crystallization rate, higher heat resistance and tack retention time.
Y-30H-1400-2100MediumHigher viscosity form of Y-30S with superior heat resistance.
Y-30HA-1900-2600Medium
Y-3190- 110340-660MediumLower viscosity form of Y-30S.
B30S45- 53110-170MediumLower viscosity form of Y-31.
B3136- 44-Medium
B-545- 53-LowCrystallization resistant form of 8-30S. Effective for the improvement of tack retention time.
B1047- 55-Low
Heat Resistant
51048- 60120-260HighExcellent heat resistance and initial bonding strength.
510L35- 4780-170High
57042- 64-MediumTypical grade. Medium crystallization rate, excellent heat resistance.
58035- 4760-130LowSlower crystallization and lower carboxyl content form of 570. Effective for the improvement of tack retention time.
580H57- 77100-300Low
Eco-Friendly
G-40TN96- 113600-900HighEco friendly grades of G-40T.
Y-30SN-600-1100MediumEco friendly grades of Y-30S.
Y-30SAN-1100-1700MediumEco friendly grades. Higher viscosity of Y-30SN.
Y-30HAN-1900-2900MediumEco friendly grades of Y-30HA. Highest viscosity of Y Type.
LATEX Grades
GradeCrystallizationCharacteristicsApplication
Industrial Applications
LA-502MediumTypical grade for industrial application.Gloves,(dip forming)
LA-410Relatively FastExcellent physical properties and abrasion resistance.
LA-710SlowExcellent crystallization resistance.
Adhesive Applications
LA-660MediumAnionic latex for bonding urethane foams by 2 components adhesiveAdhesive (wet contact)
GFL-280FastCarboxylated anionic latex. Excellent stability and bonding strength.Adhesive (dry contact)
GFL-820Medium
GFL-890Medium
SL-360FastHigher stability against acid than SL-390.Adhesive(wet to dry contact)
SL-390FastTypical grade for adhesive.
SL-590FastSpecial grade for excellent bonding strength in higher temp.
Special Application
LH-430-Special anionic latex.Surface treatment

Skyprene Family Relationship

Rate of Crystalization