LTW

Description

Laser ray absorbing dyes for use in the manufacture of laser ray absorbing surface, interface or layer of synthetic resin for laser welding or optical recording or plastic material for laser marking; laser ray transmitting dyes for use in the manufacture of laser ray transmitting layer of synthetic resin for laser welding or optical recording; near infrared ray absorbing dyes for use in the manufacture of near infrared ray absorbing filter or plastic lens; near infrared ray transmitting dyes for use in the manufacture of near infrared ray transmitting filter or plastic lens; laser ray absorbing pigments for use in the manufacture of laser ray absorbing surface, interface or layer of synthetic resin for laser welding of optical recording or plastic material for laser marking; laser ray transmitting pigments for use in the manufacture of laser ray transmitting layer of synthetic resin for laser welding or optical recording; near infrared ray absorbing pigments for use in the manufacture of near infrared ray absorbing filter or plastic lens; near infrared ray transmitting pigments for use in the manufacture of near infrared ray transmitting filter or plastic lens; color masterbatch comprised of laser ray absorbing dyes in synthetic resin for use in the manufacture of laser ray absorbing layer of synthetic resin for laser welding or optical recording or plastic material for laser marking; color masterbatch comprised of laser ray transmitting dyes in synthetic resin for use in the manufacture of laser ray transmitting layer of synthetic resin for laser welding or optical recording; color masterbatch comprised of near infrared ray absorbing dyes in synthetic resin for use in the manufacture of near infrared ray absorbing filter or plastic lens; color materbatch comprised of near infrared ray transmitting dyes in synthetic resin for use in the manufacture of near infrared ray transmitting filter or plastic lens; color masterbatch comprised of laser ray absorbing pigments in synthetic resin for use in the manufacture of laser ray absorbing layer of synthetic resin for laser welding or optical recording or plastic material for laser marking; color masterbatch comprised of laser ray transmitting dyes in synthetic resin for use in the manufacture of laser ray transmitting layer of synthetic resin for laser welding or optical recording; color masterbatch comprised of near infrared ray absorbing pigments in synthetic resin for use in the manufacture of near infrared ray absorbing filter or plastic lens; color masterbatch comprised of near infrared ray transmitting pigments in synthetic resin for use in the manufacture of near infrared ray transmitting filter or plastic lens