LNP™ ELCRES™ DMX1233

LNP ELCRES DMX1233 is a UV stabilized improved flow Polycarbonate (PC) copolymer resin. Available in both transparent and custom colours, this grade is a good candidate for 5G related devices, anti-scratch covers etc. Added features of this grade include: Improved Scratch Resistance and Improved Dielectric Performance (lower Df).

Product Family

LNP™ COMPOUNDS AND PC COPOLYMER RESINS

Polymer Family

Polycarbonate (PC)

Processing Technology

Injection Molding

Where to buy

You can get in touch with us in these regions to buy the material

Colors

All colors are customizable. Refer our ColorXpress tool to check color availability

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Features

Key characteristics of the material

Amorphous
Dielectrics
Good Processability
IR Transparent
No PFAS intentionally added
Scratch Resistance
Transparent/Translucent
Weatherable/UV stable

Industry

Material previously used in

Automotive Interiors
Electrical
Electronic Components
Personal Accessory

Applications

Possible usage of material

Mobile Phone
Battery System
Electronic Components
Enclosure/Housing/Cover
Interior
Personal Computing
Wearables
mobilephone
wearable device
tws
earphone

Technical Datasheet Data

View different characteristics of the material at a standard test conditions

Region

ELECTRICAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Dielectric Constant, 1.1 GHz	2.76	-	SABIC method
Dissipation Factor, 1.1 GHz	0.0037	-	SABIC method
Dielectric Constant, 1.9 GHz	2.77	-	SABIC method
Dissipation Factor, 1.9 GHz	0.0035	-	SABIC method
Dielectric Constant, 5 GHz	2.77	-	SABIC method
Dissipation Factor, 5 GHz	0.0032	-	SABIC method
Dielectric Constant, 10 GHz	2.87	-	SABIC method
Dissipation Factor, 10 GHz	0.0033	-	SABIC method
Dielectric Constant, 20 GHz	2.73	-	SABIC method
Dissipation Factor, 20 GHz	0.0035	-	SABIC method

FLAME CHARACTERISTICS

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
UL Yellow Card Link	View	-	-
UL Recognized, 94HB Flame Class Rating	≥0.6	mm	UL 94

IMPACT

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Izod Impact, notched, 23°C	45	J/m	ASTM D256
Izod Impact, unnotched, 23°C	NB	J/m	ASTM D4812
*Izod Impact, notched 80104 +23°C*	4.37	kJ/m²	ISO 180/1A
*Izod Impact, unnotched 80104 +23°C*	NB	kJ/m²	ISO 180/1U
*Charpy 23°C, V-notch Edgew 80104 sp=62mm*	3	kJ/m²	ISO 179/1eA
*Charpy 23°C, Unnotch Edgew 80104 sp=62mm*	NB	kJ/m²	ISO 179/1eU

INJECTION MOLDING

PROPERTIES	TYPICAL VALUES	UNITS
Drying Temperature	110 - 120	°C
Drying Time	3 - 4	Hrs
Maximum Moisture Content	0.02	%
Melt Temperature	295 - 315	°C
Nozzle Temperature	290 - 310	°C
Front - Zone 3 Temperature	295 - 315	°C
Middle - Zone 2 Temperature	280 - 305	°C
Rear - Zone 1 Temperature	260 - 280	°C
Mold Temperature	70 - 95	°C

MECHANICAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Tensile Stress, brk, Type I, 50 mm/min	58.4	MPa	ASTM D638
Tensile Strain, brk, Type I, 50 mm/min	42.3	%	ASTM D638
Tensile Modulus, 50 mm/min	2505	MPa	ASTM D638
Flexural Strength, 1.3 mm/min, 50 mm span	108	MPa	ASTM D790
Flexural Modulus, 1.3 mm/min, 50 mm span	2340	MPa	ASTM D790
Tensile Stress, break, 50 mm/min	56.5	MPa	ISO 527
Tensile Strain, break, 50 mm/min	29.9	%	ISO 527
Tensile Modulus, 1 mm/min	2384	MPa	ISO 527
Flexural Strength, 2 mm/min	104	MPa	ISO 178
Flexural Modulus, 2 mm/min	2303	MPa	ISO 178
Pencil Hardness test, 1kgf	HB	-	ASTM D3363

PHYSICAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Specific Gravity	1.1827	-	ASTM D792
Water Absorption, (23°C/24hrs)	0.037	%	ASTM D570
Melt Flow Rate, 300°C/1.2 kgf	21	g/10 min	ASTM D1238
Mold Shrinkage, flow	0.73	%	SABIC method
Mold Shrinkage, xflow	0.72	%	SABIC method

THERMAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
HDT, 0.45 MPa, 3.2 mm, unannealed	134	°C	ASTM D648
HDT, 1.82 MPa, 3.2mm, unannealed	121	°C	ASTM D648
*HDT/Bf, 0.45 MPa Flatw 80104 sp=64mm*	133	°C	ISO 75/Bf
*HDT/Af, 1.8 MPa Flatw 80104 sp=64mm*	117	°C	ISO 75/Af
CTE
– -40°C to 80°C, flow	7.5E-5	1/°C	ISO 11359-2
– -40°C to 80°C, xflow	8.1E-5	1/°C	ISO 11359-2
Vicat Softening Temp, Rate A/50	146	°C	ASTM D1525
Vicat Softening Temp, Rate B/50	139	°C	ISO 306
Relative Temp Index, Elec	80	°C	UL 746B
Relative Temp Index, Mech w/impact	80	°C	UL 746B
Relative Temp Index, Mech w/o impact	80	°C	UL 746B

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